diff --git a/books/free-programming-books-bn.md b/books/free-programming-books-bn.md
index 818dfcab8..507ec5895 100644
--- a/books/free-programming-books-bn.md
+++ b/books/free-programming-books-bn.md
@@ -80,5 +80,5 @@
 
 ### Sql
 
-* [এসকিউএল পরিচিতি(SQL Introduction in Bangla)](https://www.sattacademy.com/sql/sql-intro.php) - Satt Academy
+* [এসকিউএল পরিচিতি(SQL Introduction in Bangla)](https://www.sattacademy.org/sql/index.php) - Satt Academy
 * [বাংলায় SQL টিউটোরিয়াল](https://sql.howtocode.dev) - Saiful, et al.
diff --git a/books/free-programming-books-el.md b/books/free-programming-books-el.md
index 4f9a06d62..bace1eae0 100644
--- a/books/free-programming-books-el.md
+++ b/books/free-programming-books-el.md
@@ -11,7 +11,7 @@
 
 ### C
 
-* [Διαδικαστικός προγραμματισμός](https://repository.kallipos.gr/bitstream/11419/1346/1/00_master%20document_KOY.pdf) - Μαστοροκώστας Πάρις (PDF)
+* [Διαδικαστικός προγραμματισμός](https://repository.kallipos.gr/bitstream/11419/1346/3/00_master%20document_KOY.pdf) - Μαστοροκώστας Πάρις (PDF)
 
 
 ### <a id="cpp"></a>C++
diff --git a/books/free-programming-books-es.md b/books/free-programming-books-es.md
index b89440bab..dbc653be7 100644
--- a/books/free-programming-books-es.md
+++ b/books/free-programming-books-es.md
@@ -138,6 +138,7 @@
 
 * [Aprenda C++ avanzado como si estuviera en primero](https://web.archive.org/web/20100701020037/http://www.tecnun.es/asignaturas/Informat1/AyudaInf/aprendainf/cpp/avanzado/cppavan.pdf) - Paul Bustamante, Iker Aguinaga, Miguel Aybar, Luis Olaizola, Iñigo Lazcano (PDF)
 * [Aprenda C++ básico como si estuviera en primero](https://web.archive.org/web/20100701020025/http://www.tecnun.es/asignaturas/Informat1/AyudaInf/aprendainf/cpp/basico/cppbasico.pdf) - Paul Bustamante, Iker Aguinaga, Miguel Aybar, Luis Olaizola, Iñigo Lazcano (PDF)
+* [Curso de C++](https://conclase.net/c/curso) - Salvador Pozo (HTML)
 * [Ejercicios de programación creativos y recreativos en C++](http://antares.sip.ucm.es/cpareja/libroCPP/) - Luis Llana, Carlos Gregorio, Raquel Martínez, Pedro Palao, Cristóbal Pareja (HTML)
 
 
@@ -213,6 +214,7 @@
 * [JavaScript, ¡Inspírate!](https://leanpub.com/javascript-inspirate) - Ulises Gascón González (Leanpub cuenta requerida)
 * [JavaScript Definitivo Vol. I](https://github.com/afuggini/javascript-definitivo-vol1) - Ariel Fuggini (HTML)
 * [JavaScript Para Gatos](https://jsparagatos.com) - Maxwell Ogden, `trl.:` Dan Zajdband (HTML)
+* [Learn JavaScript](https://javascript.sumankunwar.com.np/es) - Suman Kumar, Github Contributors (HTML, PDF)
 * [Manual de JavaScript](https://desarrolloweb.com/manuales/manual-javascript.html#capitulos20) (HTML)
 
 
diff --git a/books/free-programming-books-fr.md b/books/free-programming-books-fr.md
index 892e3f3b1..b029085e6 100644
--- a/books/free-programming-books-fr.md
+++ b/books/free-programming-books-fr.md
@@ -173,6 +173,7 @@
 ### JavaScript
 
 * [JavaScript Éloquent : Une introduction moderne à la programmation](http://fr.eloquentjavascript.net) - Marijn Haverbeke
+* [Learn JavaScript](https://javascript.sumankunwar.com.np/fr) - Suman Kumar, Github Contributors (HTML, PDF)
 * [Node.Js: Apprendre par la pratique](https://oncletom.io/node.js/#chapitres) - Thomas Parisot
 
 
diff --git a/books/free-programming-books-hi.md b/books/free-programming-books-hi.md
index 7904e9047..c8deee465 100644
--- a/books/free-programming-books-hi.md
+++ b/books/free-programming-books-hi.md
@@ -44,6 +44,7 @@
 ### JavaScript
 
 * [JavaScript \| Hindi](https://www.tutorialinhindi.com/javascript-tutorial-hindi/) - TutorialinHindi.com
+* [Learn JavaScript \| Hindi](https://javascript.sumankunwar.com.np/np) - Suman Kumar, Github Contributors (HTML, PDF)
 
 
 ### Linux
@@ -61,7 +62,7 @@
 * [ डाटा कयनकेशन एंड कंयटर नेटवक ](https://www.aicte-india.org/sites/default/files/HINDI_BOOKS/BOOK%203.pdf) -  ई.हरश दाधीच, ई.वकास माथर (PDF)
 
 
-### Php
+### PHP
 
-* [Php \| Hindi](https://www.learnhindituts.com/php) - LearnHindiTuts.com
-* [Php Hindi Tutorial \| Hindi](http://tutorialsroot.com/php/index.html) - TutorialsRoot.com
+* [PHP In Hindi Tutorial](http://tutorialsroot.com/php/index.html) - TutorialsRoot.com
+* [PHP Tutorials In Hindi](https://www.learnhindituts.com/php) - LearnHindiTuts.com
diff --git a/books/free-programming-books-id.md b/books/free-programming-books-id.md
index 35fab5c1f..e3dca89c6 100644
--- a/books/free-programming-books-id.md
+++ b/books/free-programming-books-id.md
@@ -25,6 +25,7 @@
 * [PHP](#php)
     * [CodeIgniter](#codeigniter)
     * [Laravel](#laravel)
+    * [Yii](#yii)
 * [Python](#python)
 * [Rust](#rust)
 * [Solidity](#solidity)
@@ -50,6 +51,7 @@
 ### <a id="cpp"></a>C++
 
 * [Belajar C++ Dasar Bahasa Indonesia](https://github.com/kelasterbuka/CPP_dasar-dasar-programming) - Kelas Terbuka
+* [Buku Pintar C++ untuk Pemula](https://www.researchgate.net/publication/236687537_Buku_Pintar_C_untuk_Pemula) - Abdul Kadir
 
 
 ### Git
@@ -91,6 +93,7 @@
 ### Java
 
 * [Algoritma dan Struktur Data dengan Java oleh Polinema SIB](https://polinema.gitbook.io/jti-modul-praktikum-algoritma-dan-struktur-data/) - Politeknik Negeri Malang
+* [Buku Pertama Belajar Pemrograman Java untuk Pemula](https://www.researchgate.net/publication/264422101_Buku_Pertama_Belajar_Pemrograman_Java_untuk_Pemula) - Abdul Kadir
 * [Java Desktop](https://github.com/ifnu/buku-java-desktop/raw/master/java-desktop-ifnu-bima.pdf) - Ifnu Bima (PDF)
 * [Memulai Java Enterprise dengan Spring Boot](https://raw.githubusercontent.com/teten-nugraha/free-ebook-springboot-basic/master/Memulai%20Java%20Enterprise%20dengan%20Spring%20Boot.pdf) - Teten Nugraha (PDF)
 * [Pemrograman Java](https://blog.rosihanari.net/download-tutorial-java-se-gratis/) - Rosihan Ari Yuana
@@ -100,6 +103,7 @@
 ### JavaScript
 
 * [Javascript Guide](https://gilacoding.com/upload/file/Javascript%20Guide.pdf) - Desrizal (PDF)
+* [Learn JavaScript](https://javascript.sumankunwar.com.np/id) - Suman Kumar, Github Contributors (HTML, PDF)
 * [Mengenal JavaScript](http://masputih.com/2013/01/ebook-gratis-mengenal-javascript)
 * [Otomatisasi dengan gulp.js](https://kristories.gitbooks.io/otomatisasi-dengan-gulp-js/content/)
 * [Tutorial Dasar Javascript untuk Pemula](https://www.petanikode.com/tutorial/javascript/) *(:construction: dalam proses)*
@@ -181,7 +185,6 @@
 
 * [Belajar PHP Dasar](https://www.malasngoding.com/belajar-php-dasar-pengenalan-dan-kegunaan-php/) - Malasngoding
 * [Membuat Bot Telegram dengan PHP](https://www.slideshare.net/HasanudinHS/ebook-i-membuat-bot-telegram-dengan-php) - Hasanudin H Syafaat (PDF)
-* [Menjelajahi Yii Framework](https://gilacoding.com/upload/file/menjelajahyiiframework.pdf) - Sabit Huraira (PDF)
 * [Panduan Lengkap PHP AJAX jQuery](https://gilacoding.com/upload/file/Panduan%20Lengkap%20PHP%20Ajax%20jQuery.pdf) - Desrizal (PDF)
 * [Pemrograman Berbasis Objek Modern dengan PHP](https://arsiteknologi.com/wp-content/uploads/Pemrograman_Berbasis_Objek_Modern_dengan_PHP_Google_Play_Book.pdf) - Muhamad Surya Iksanudin (PDF)
 * [Pemrograman Berorientasi Objek Dengan PHP5](https://endangcahyapermana.files.wordpress.com/2016/03/belajar-singkat-pemrograman-berorientasi-objek-dengan-php5.pdf) - Gerry Sabar (PDF)
@@ -209,15 +212,23 @@
 * [Tutorial Belajar Framework Laravel 10](https://www.duniailkom.com/tutorial-belajar-framework-laravel/) - Duniailkom
 
 
+#### Yii
+
+* [Menjelajahi Yii Framework](https://gilacoding.com/upload/file/menjelajahyiiframework.pdf) - Sabit Huraira (PDF)
+* [Panduan Definitif Untuk Yii 2.0](https://www.yiiframework.com/doc/download/yii-guide-2.0-id.pdf) - Yii Software (PDF)
+
+
 ### Python
 
 * [Belajar Python](http://www.belajarpython.com)
 * [Cepat Mahir Python](https://gilacoding.com/upload/file/Python.pdf) - Hendri, `edt.:` Romi Satria Wahono (PDF)
+* [Dasar-Dasar Python: Panduan Cepat untuk Memahami Fondasi Pemrograman Python](https://www.researchgate.net/publication/361459389_Dasar-Dasar_Python_Panduan_Cepat_untuk_Memahami_Fondasi_Pemrograman_Python) - Abdul Kadir
 * [Dasar Pengenalan Pemrograman Python](https://play.google.com/store/books/details/Rolly_Maulana_Awangga_Dasar_dasar_Python?id=YpzDDwAAQBAJ) - Rolly Maulana AwanggaRayhan *(Membutuhkan akun Google Play Books atau email yang valid)*
 * [Kursus Singkat Machine Learning dengan TensorFlow API](https://developers.google.com/machine-learning/crash-course?hl=id)
 * [Python Untuk Pemula](https://santrikoding.com/ebook/python-untuk-pemula) - Rizqi Maulana
 * [Tutorial Dasar Pemrograman Python](https://www.petanikode.com/tutorial/python/) - Petani Kode, Ahmad Muhardian
 * [Tutorial Python](https://docs.python.org/id/3.8/tutorial/)
+* [Tutorial Python untuk Pemula](https://www.kevintekno.com/p/tutorial-python-untuk-pemula.html) - Kevin Tekno, Kevin Alfito
 * [Workshop Python 101](http://sakti.github.io/python101/)
 
 
diff --git a/books/free-programming-books-ko.md b/books/free-programming-books-ko.md
index 07ca31bfc..9349e1fd1 100644
--- a/books/free-programming-books-ko.md
+++ b/books/free-programming-books-ko.md
@@ -146,7 +146,9 @@
 
 ### Machine Learning
 
-[Pytorch로 시작하는 딥 러닝 입문](https://wikidocs.net/book/2788) - 유원준, 상준
+* [<랭체인LangChain 노트> - LangChain 한국어 튜토리얼](https://wikidocs.net/book/14314) - 테디노트
+* [딥 러닝을 이용한 자연어 처리 입문](https://wikidocs.net/book/2155) - 유원준, 상준
+* [Pytorch로 시작하는 딥 러닝 입문](https://wikidocs.net/book/2788) - 유원준, 상준
 
 
 ### Mathematics
@@ -237,8 +239,13 @@
 
 ### Rust
 
-* [러스트 프로그래밍 언어](https://rinthel.github.io/rust-lang-book-ko/) - 스티브 클라브닉, 캐롤 니콜스 (HTML) *(:construction: in process)*
-* [Rust by Example](https://hanbum.gitbooks.io/rustbyexample/content/) *(:construction: in process)*
+* [러스트 코딩인사이트](https://coding-insight.com/docs/category/rust)
+* [러스트 프로그래밍 언어](https://rinthel.github.io/rust-lang-book-ko/) - 스티브 클라브닉, 캐롤 니콜스
+* [예제로 배우는 Rust 프로그래밍](http://rust-lang.xyz)
+* [파이썬과 비교하며 배우는 러스트 프로그래밍](https://indosaram.github.io/rust-python-book/) - 윤인도
+* [Comprehensive Rust](https://google.github.io/comprehensive-rust/ko/index.html)
+* [Rust로 첫 번째 단계 수행](https://learn.microsoft.com/ko-kr/training/paths/rust-first-steps) - 마이크로소프트에서 제공하는 러스트 강의
+* [The Rust Programming Language](https://doc.rust-kr.org/title-page.html)
 
 
 ### Scratch
diff --git a/books/free-programming-books-langs.md b/books/free-programming-books-langs.md
index e7f53a84c..eb4e1ca57 100644
--- a/books/free-programming-books-langs.md
+++ b/books/free-programming-books-langs.md
@@ -162,6 +162,7 @@ Books on general-purpose programming that don't focus on a specific language are
     * [Drupal](#drupal)
     * [Laravel](#laravel)
     * [Symfony](#symfony)
+    * [Yii](#yii)
     * [Zend](#zend)
 * [PostgreSQL](#postgresql)
 * [PowerShell](#powershell)
@@ -173,6 +174,7 @@ Books on general-purpose programming that don't focus on a specific language are
     * [Django](#django)
     * [Flask](#flask)
     * [Kivy](#kivy)
+    * [Numpy](#numpy)
     * [Pandas](#pandas)
     * [PyOpenCl](#pyopencl)
     * [Pyramid](#pyramid)
@@ -240,7 +242,7 @@ Books on general-purpose programming that don't focus on a specific language are
 
 * [A Guide to Ada for C and C++ Programmers](http://www.cs.uni.edu/~mccormic/4740/guide-c2ada.pdf) (PDF)
 * [Ada Distilled](http://www.adapower.com/pdfs/AdaDistilled07-27-2003.pdf) (PDF)
-* [Ada for the C++ or Java Developer](https://www.adacore.com/uploads/books/pdf/Ada_for_the_C_or_Java_Developer-cc.pdf) - Quentin Ochem (PDF)
+* [Ada for the C++ or Java Developer](https://www.adacore.com/uploads/books/pdf/Ada_for_the_C_or_Java_Developer-cc.pdf) - Quentin Ochem (PDF) (CC BY-NC-SA)
 * [Ada Programming](https://en.wikibooks.org/wiki/Ada_Programming) - Wikibooks
 * [Ada Reference Manual - ISO/IEC 8652:2012(E) Language and Standard Libraries](http://www.ada-auth.org/standards/12rm/RM-Final.pdf) (PDF)
 * [Introduction To Ada](https://learn.adacore.com/courses/intro-to-ada/index.html)
@@ -299,7 +301,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Introduction to Arduino](http://playground.arduino.cc/Main/ManualsAndCurriculum)
 * [Introduction to Arduino : A piece of cake!](http://www.introtoarduino.com) - Alan G. Smith
 * [Learn Arduino](https://riptutorial.com/Download/arduino.pdf) - Compiled from StackOverflow documentation (PDF)
-* [Open softwear - Fashionable prototyping and wearable computing using the Arduino](https://softwear.cc/book/files/Open_Softwear-beta090712.pdf) - Tony Olsson, David Gaetano, Jonas Odhner, Samson Wiklund (PDF)
+* [Open softwear - Fashionable prototyping and wearable computing using the Arduino](https://softwear.cc/book/files/Open_Softwear-beta090712.pdf) - Tony Olsson, David Gaetano, Jonas Odhner, Samson Wiklund (PDF) (CC BY-NC-ND)
 
 
 ### ASP.NET
@@ -353,7 +355,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Easy 6502](http://skilldrick.github.io/easy6502/) - Nick Morgan
 * [Machine Language for Beginners](https://archive.org/details/ataribooks-machine-language-for-beginners) - Richard Mansfield
 * [MIPS Assembly Language Programming Using QtSpim](http://www.egr.unlv.edu/~ed/MIPStextSMv11.pdf) - Ed Jorgensen (PDF)
-* [Programmed Introduction to MIPS Assembly Language](http://chortle.ccsu.edu/AssemblyTutorial/index.html)
+* [Programmed Introduction to MIPS Assembly Language](http://chortle.ccsu.edu/AssemblyTutorial/index.html) (CC BY-NC)
 * [The Second Book of Machine Language](http://www.atariarchives.org/2bml/)
 
 
@@ -512,14 +514,15 @@ Books on general-purpose programming that don't focus on a specific language are
 
 ### <a id="cpp"></a>C++
 
-* [A Complete Guide to Standard C++ Algorithms](https://github.com/HappyCerberus/book-cpp-algorithms) - Šimon Tóth (PDF, LaTeX) *(:construction: in process)*
+* [A Complete Guide to Standard C++ Algorithms](https://github.com/HappyCerberus/book-cpp-algorithms) - Šimon Tóth (PDF, LaTeX) (CC BY-NC-SA) *(:construction: in process)*
 * [An Introduction to the USA Computing Olympiad, C++ Edition](https://darrenyao.com/usacobook/cpp.pdf) - Darren Yao (PDF)
 * [C++ Annotations](https://fbb-git.gitlab.io/cppannotations/) - Frank B. Brokken (HTML, PDF)
+* [C++ Coding Standard](https://possibility.com/Cpp/CppCodingStandard.html) - Todd Hoff (HTML, PDF)
 * [C++ Core Guidelines](https://github.com/isocpp/CppCoreGuidelines/blob/master/CppCoreGuidelines.md) - `edt.:` Bjarne Stroustrup, Herb Sutter
 * [C++ For Programmers](https://tfetimes.com/wp-content/uploads/2015/04/c-for-c-programmers.pdf) - JT Kalnay (PDF)
 * [C++ GUI Programming With Qt 3](https://ptgmedia.pearsoncmg.com/images/0131240722/downloads/blanchette_book.pdf) - Jasmin Blanchette, Mark Summerfield (PDF)
-* [C++ Language](http://www.cplusplus.com/doc/tutorial/)
-* [C++ Notes for Professionals](https://goalkicker.com/CPlusPlusBook) - Compiled from StackOverflow Documentation (PDF)
+* [C++ Language](http://www.cplusplus.com/doc/tutorial/) (HTML)
+* [C++ Notes for Professionals](https://goalkicker.com/CPlusPlusBook) - Compiled from StackOverflow Documentation (PDF) (CC BY-SA)
 * [C++ Programming](https://en.wikibooks.org/wiki/C%2B%2B_Programming) - Panic, et al.
 * [C++ Programming: Code patterns design](https://en.wikibooks.org/wiki/C%2B%2B_Programming/Code/Design_Patterns) - WikiBooks (HTML)
 * [C++ Succinctly, Syncfusion](https://www.syncfusion.com/resources/techportal/ebooks/cplusplus) (PDF, Kindle) (email address *requested*, not required)
@@ -527,7 +530,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [C++ Tutorial](https://www.cprogramming.com/tutorial/c++-tutorial.html) - Alex Allain
 * [CS106X Programming Abstractions in C++](http://web.stanford.edu/class/cs106x/)
 * [Elements of Programming](http://elementsofprogramming.com) - Alexander Stepanov, Paul McJones (PDF)
-* [Essential C++](https://www.programming-books.io/essential/cpp/) - Krzysztof Kowalczyk, StackOverflow Contributors
+* [Essential C++](https://www.programming-books.io/essential/cpp/) - Krzysztof Kowalczyk, StackOverflow Contributors (CC BY-SA)
 * [Financial Numerical Recipes in C++](https://ba-odegaard.no/gcc_prog/recipes/) - Bernt Arne Ødegaard (PDF)
 * [Fundamentals of C++ Programming](https://web.archive.org/web/20191005170118/https://python.cs.southern.edu/cppbook/progcpp.pdf) - Richard L. Halterman (PDF) *(:card_file_box: archived)*
 * [Game Programming Patterns](http://gameprogrammingpatterns.com/contents.html) (HTML)
@@ -806,12 +809,12 @@ Books on general-purpose programming that don't focus on a specific language are
 ### Go
 
 * [An Introduction to Programming in Go](https://www.golang-book.com/books/intro) - Caleb Doxsey
-* [Build Web Application with Golang](https://astaxie.gitbooks.io/build-web-application-with-golang/content/en/) - astaxie
+* [Build Web Application with Golang](https://astaxie.gitbooks.io/build-web-application-with-golang/content/en/) - astaxie (CC BY-SA)
 * [Building Web Apps with Go](https://codegangsta.gitbooks.io/building-web-apps-with-go/content/)
 * [Darker Corners of Go](https://rytisbiel.com/2021/03/06/darker-corners-of-go/) - Rytis Bieliunas
 * [Effective Go](https://golang.org/doc/effective_go.html)
-* [Essential Go](https://www.programming-books.io/essential/go/) - Krzysztof Kowalczyk, StackOverflow Contributors
-* [Essentials of Go Programming](https://essentials-of-go-programming.readthedocs.io) - Baiju Muthukadan (HTML)
+* [Essential Go](https://www.programming-books.io/essential/go/) - Krzysztof Kowalczyk, StackOverflow Contributors (CC BY-SA)
+* [Essentials of Go Programming](https://essentials-of-go-programming.readthedocs.io) - Baiju Muthukadan (HTML) (CC BY-SA)
 * [Gin Web Framework](https://chenyitian.gitbooks.io/gin-web-framework/content/)
 * [Go 101](https://go101.org/article/101.html) - [@TapirLiu](https://twitter.com/TapirLiu)
 * [Go by Example](https://gobyexample.com)
@@ -826,24 +829,24 @@ Books on general-purpose programming that don't focus on a specific language are
 * [How To Code in Go](https://www.digitalocean.com/community/books/how-to-code-in-go-ebook) - Mark Bates, Cory Lanou, Timothy J. Raymond (PDF, EPUB)
 * [Learn Go in Y minutes](https://learnxinyminutes.com/docs/go/)
 * [Learn Go with Tests](https://quii.gitbook.io/learn-go-with-tests/) - Chris James
-* [Learning Go](https://miek.nl/go/)
-* [Let's learn Go!](http://go-book.readthedocs.io/en/latest/)
+* [Learning Go](https://miek.nl/go/) (CC BY-NC-SA)
+* [Let's learn Go!](http://go-book.readthedocs.io/en/latest/) (CC BY-NC-SA)
 * [Practical Cryptography With Go](https://leanpub.com/gocrypto/read) - Kyle Isom
 * [Practical Go Lessons](https://www.practical-go-lessons.com) - Maximilien Andile
 * [Practical Go: Real world advice for writing maintainable Go programs](https://dave.cheney.net/practical-go/presentations/qcon-china.html) - Dave Cheney (HTML)
 * [Production Go](https://leanpub.com/productiongo/read) - Herman Schaaf and Shawn Smith (EPUB, HTML, PDF) (:construction: *in process*) *(Leanpub account or valid email requested for EPUB or PDF)*
 * [The Go Tutorial](http://tour.golang.org)
-* [The Little Go Book](https://github.com/karlseguin/the-little-go-book) - Karl Seguin ([PDF](https://www.openmymind.net/assets/go/go.pdf), [ePUB](https://www.openmymind.net/assets/go/go.epub))
-* [Web apps in Go, the anti textbook](https://github.com/thewhitetulip/web-dev-golang-anti-textbook/)
+* [The Little Go Book](https://github.com/karlseguin/the-little-go-book) - Karl Seguin ([PDF](https://www.openmymind.net/assets/go/go.pdf), [ePUB](https://www.openmymind.net/assets/go/go.epub)) (CC BY-NC-SA)
+* [Web apps in Go, the anti textbook](https://github.com/thewhitetulip/web-dev-golang-anti-textbook/) (CC BY-SA)
 
 
 ### Graphs
 
 #### GraphQL
 
-* [Fullstack GraphQL](https://github.com/GraphQLCollege/fullstack-graphql)
+* [Fullstack GraphQL](https://github.com/GraphQLCollege/fullstack-graphql) (CC BY-NC-SA)
 * [GraphQL or Bust](https://nordicapis.com/wp-content/uploads/GraphQL-or-Bust-v2.2.pdf) - Nordic APIs (PDF)
-* [Learning graphqL](https://riptutorial.com/Download/graphql.pdf) - Compiled from StackOverflow Documentation (PDF)
+* [Learning graphqL](https://riptutorial.com/Download/graphql.pdf) - Compiled from StackOverflow Documentation (PDF)  (CC BY-SA)
 
 
 #### Gremlin
@@ -866,7 +869,7 @@ Books on general-purpose programming that don't focus on a specific language are
 
 * [Building Java Projects with Gradle](http://spring.io/guides/gs/gradle/)
 * [Gradle Succinctly](https://www.syncfusion.com/ebooks/gradle_succinctly) - José Roberto Olivas Mendoza
-* [Gradle User Guide](https://docs.gradle.org/current/userguide/userguide.html) - Hans Dockter, Adam Murdoch ([PDF](https://docs.gradle.org/current/userguide/userguide.pdf))
+* [Gradle User Guide](https://docs.gradle.org/current/userguide/userguide.html) - Hans Dockter, Adam Murdoch ([PDF](https://docs.gradle.org/current/userguide/userguide.pdf)) (CC BY-NC-SA)
 
 
 #### Grails
@@ -892,7 +895,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Cloudera Impala](https://docs.cloudera.com/documentation/enterprise/latest/PDF/cloudera-impala.pdf) - John Russel (PDF)
 * [Data-Intensive Text Processing with MapReduce](http://lintool.github.io/MapReduceAlgorithms/MapReduce-book-final.pdf) (Jimmy Lin and Chris Dyer) (PDF)
 * [Hadoop for Windows Succinctly](https://www.syncfusion.com/ebooks/hadoop-for-windows-succinctly) - Dave Vickers
-* [Hadoop Illuminated](http://hadoopilluminated.com/index.html) - Mark Kerzner, Sujee Maniyam
+* [Hadoop Illuminated](http://hadoopilluminated.com/index.html) - Mark Kerzner, Sujee Maniyam (CC BY-NC-SA)
 
 
 ### Haskell
@@ -1134,7 +1137,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Airbnb JavaScript Style Guide](https://airbnb.io/javascript/) - Airbnb (HTML)
 * [Basic JavaScript for the impatient programmer](http://www.2ality.com/2013/06/basic-javascript.html) - Axel Rauschmayer (HTML)
 * [Bible of JS](https://sheryians.com/download/bibleofjs_by_sheryians) - Harsh Sharma, Sheryians Coding School
-* [Book of Modern Frontend Tooling](https://github.com/tooling/book-of-modern-frontend-tooling) - Various (HTML)
+* [Book of Modern Frontend Tooling](https://github.com/tooling/book-of-modern-frontend-tooling) - Various (HTML) (CC BY-NC)
 * [Building Front-End Web Apps with Plain JavaScript](https://web-engineering.info/JsFrontendApp-Book) - Gerd Wagner (HTML,PDF)
 * [Clean Code JavaScript](https://github.com/ryanmcdermott/clean-code-javascript) - Ryan McDermott (HTML)
 * [Crockford's JavaScript](http://www.crockford.com/javascript/) - Douglas Crockford (HTML)
@@ -1142,7 +1145,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Designing Scalable JavaScript Applications](https://www.manning.com/books/designing-scalable-javascript-applications) - Emmit Scott (PDF+livebook)
 * [Dev Docs](https://devdocs.io/javascript/) - Various (HTML)
 * [DOM Enlightenment](https://frontendmasters.com/guides/javascript-enlightenment/) - Cody Linley
-* [Eloquent JavaScript 3rd edition](http://eloquentjavascript.net) - Marijn Haverbeke (HTML, PDF, EPUB, MOBI)
+* [Eloquent JavaScript 3rd edition](http://eloquentjavascript.net) - Marijn Haverbeke (HTML, PDF, EPUB, MOBI) (CC BY-NC)
 * [Essential Javascript](https://www.programming-books.io/essential/javascript/) - Krzysztof Kowalczyk, StackOverflow Contributors
 * [Exploring ES6](http://exploringjs.com/es6/) - Axel Rauschmayer (HTML)
 * [Functional-Light JavaScript](https://github.com/getify/Functional-Light-JS) - Kyle Simpson (HTML)
@@ -1172,6 +1175,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [JavaScript with Classes](https://diogoeichert.github.io/JSwC.epub) - Diogo Eichert (EPUB)
 * [JS Robots](https://web.archive.org/web/20201029045339/http://markdaggett.com/images/ExpertJavaScript-ch6.pdf) - Mark Daggett (PDF) *(:card_file_box: archived)*
 * [Leaflet Tips and Tricks: Interactive Maps Made Easy](https://leanpub.com/leaflet-tips-and-tricks/read) - Malcolm Maclean (HTML)
+* [Learn JavaScript](https://javascript.sumankunwar.com.np/en) - Suman Kumar, Github Contributors (HTML, PDF)
 * [Learning JavaScript Design Patterns](http://addyosmani.com/resources/essentialjsdesignpatterns/book/) - Addy Osmani (HTML)
 * [Let's Learn ES6](https://bubblin.io/book/let-s-learn-es6-by-ryan-christiani#frontmatter) - Ryan Christiani (Superbook format)
 * [Managing Space and Time with JavaScript - Book 1: The Basics](http://www.noelrappin.com) - Noel Rappin (dead link)
@@ -1378,10 +1382,10 @@ Books on general-purpose programming that don't focus on a specific language are
 
 #### React Native
 
-* [Essential React Native](https://www.programming-books.io/essential/reactnative/) - Krzysztof Kowalczyk, StackOverflow Contributors
+* [Essential React Native](https://www.programming-books.io/essential/reactnative/) - Krzysztof Kowalczyk, StackOverflow Contributors (CC BY-SA)
 * [React Native Animation Book](http://browniefed.com/react-native-animation-book/)
 * [React Native Express](http://www.reactnativeexpress.com)
-* [React Native Notes for Professionals](https://goalkicker.com/ReactNativeBook) - Compiled from StackOverflow documentation (PDF)
+* [React Native Notes for Professionals](https://goalkicker.com/ReactNativeBook) - Compiled from StackOverflow documentation (PDF) (CC BY-SA)
 * [React Native Training](https://www.gitbook.com/book/unbug/react-native-training/details)
 * [The Ultimate Guide to React Native Optimization](https://www.callstack.com/blog/download-the-ultimate-guide-to-react-native-optimization-ebook) (PDF) *(email requested, not required)*
 
@@ -1402,7 +1406,7 @@ Books on general-purpose programming that don't focus on a specific language are
 #### Svelte
 
 * [Beginner SvelteKit](https://vercel.com/docs/beginner-sveltekit) - Steph Dietz
-* [Getting started with Svelte](https://developer.mozilla.org/en-US/docs/Learn/Tools_and_testing/Client-side_JavaScript_frameworks/Svelte_getting_started) - MDN Web Docs
+* [Getting started with Svelte](https://developer.mozilla.org/en-US/docs/Learn/Tools_and_testing/Client-side_JavaScript_frameworks/Svelte_getting_started) - MDN Web Docs (CC BY-SA)
 * [Svelte Tutorial](https://svelte.dev/tutorial/basics) - Svelte.dev
 * [The Svelte Handbook](https://flaviocopes.com/page/svelte-handbook/) - Flavio Copes (PDF, EPUB, Kindle) *(email address requested)*
 
@@ -1410,38 +1414,38 @@ Books on general-purpose programming that don't focus on a specific language are
 #### Vue.js
 
 * [30 Days Of Vue](https://www.newline.co/30-days-of-vue) - Hassan Djirdeh (HTML; *email required for PDF*)
-* [Learning Vue.js](https://riptutorial.com/Download/vue-js.pdf) - Compiled from StackOverflow Documentation (PDF)
+* [Learning Vue.js](https://riptutorial.com/Download/vue-js.pdf) - Compiled from StackOverflow Documentation (PDF) (CC BY-SA)
 * [The Vue.js Handbook](https://flaviocopes.com/page/vue-handbook/) - Flavio Copes (PDF, EPUB, Kindle) *(email address requested)*
 
 
 ### Jenkins
 
 * [Jenkins Starter Guide Ebook](https://bugfender.com/wp-content/themes/bugfender-wordpress-theme/assets/docs/Jenkins-Starter-Guide-Ebook.pdf) (PDF)
-* [Jenkins: The Definitive Guide](http://www.bogotobogo.com/DevOps/Jenkins/images/Intro_install/jenkins-the-definitive-guide.pdf) (PDF)
+* [Jenkins: The Definitive Guide](http://www.bogotobogo.com/DevOps/Jenkins/images/Intro_install/jenkins-the-definitive-guide.pdf) (PDF) (CC BY-NC-ND)
 * [Jenkins User Handbook](https://www.jenkins.io/user-handbook.pdf) (PDF)
-* [Learning Jenkins](https://riptutorial.com/Download/jenkins.pdf) Compiled from StackOverflow Documentation (PDF)
+* [Learning Jenkins](https://riptutorial.com/Download/jenkins.pdf) Compiled from StackOverflow Documentation (PDF) (CC BY-SA)
 
 
 ### Julia
 
-* [Introducing Julia](https://en.wikibooks.org/wiki/Introducing_Julia) - Wikibooks
+* [Introducing Julia](https://en.wikibooks.org/wiki/Introducing_Julia) - Wikibooks (CC BY-SA)
 * [Julia by Example](http://samuelcolvin.github.io/JuliaByExample) - Samuel Colvin (GitHub repo)
-* [Julia Data Science](https://juliadatascience.io) - Jose Storopoli, Rik Huijzer, Lazaro Alonso
+* [Julia Data Science](https://juliadatascience.io) - Jose Storopoli, Rik Huijzer, Lazaro Alonso (CC BY-NC-SA)
 * [Julia language: a concise tutorial](https://syl1.gitbook.io/julia-language-a-concise-tutorial) - Antonello Lobianco (GitBook)
-* [Learn Julia in Y minutes](https://learnxinyminutes.com/docs/julia) - Leah Hanson
-* [Quantitative Economics with Julia](https://julia.quantecon.org) - Jesse Perla, Thomas J. Sargent, John Stachurski (HTML, [PDF](https://web.archive.org/web/20210713122108/https://julia.quantecon.org/_downloads/pdf/quantitative_economics_with_julia.pdf)) *(:card_file_box: archived)*
+* [Learn Julia in Y minutes](https://learnxinyminutes.com/docs/julia) - Leah Hanson (CC BY-SA)
+* [Quantitative Economics with Julia](https://julia.quantecon.org) - Jesse Perla, Thomas J. Sargent, John Stachurski (HTML, [PDF](https://web.archive.org/web/20210713122108/https://julia.quantecon.org/_downloads/pdf/quantitative_economics_with_julia.pdf)) *(:card_file_box: archived)* (CC BY-SA)
 * [The Julia Express](http://bogumilkaminski.pl/files/julia_express.pdf) - Bogumił Kamiński (PDF)
-* [Think Julia](https://benlauwens.github.io/ThinkJulia.jl/latest/book.html) - Ben Lauwens, Allen Downey (GitBook)
+* [Think Julia](https://benlauwens.github.io/ThinkJulia.jl/latest/book.html) - Ben Lauwens, Allen Downey (GitBook) (CC BY-NC)
 
 
 ### Kotlin
 
-* [Essential Kotlin](https://www.programming-books.io/essential/kotlin/) - Krzysztof Kowalczyk, StackOverflow Contributors
-* [Kotlin Notes for Professionals](https://goalkicker.com/KotlinBook/) - Compiled from StackOverflow documentation (PDF)
+* [Essential Kotlin](https://www.programming-books.io/essential/kotlin/) - Krzysztof Kowalczyk, StackOverflow Contributors (CC BY-SA)
+* [Kotlin Notes for Professionals](https://goalkicker.com/KotlinBook/) - Compiled from StackOverflow documentation (PDF) (CC BY-SA)
 * [Kotlin Official Documentation](https://kotlinlang.org/docs/reference/)
-* [Kotlin Quick Reference](https://kotlin-quick-reference.com) - Alvin Alexander (gitbook)
+* [Kotlin Quick Reference](https://kotlin-quick-reference.com) - Alvin Alexander (gitbook) (CC BY-SA)
 * [Learn Kotlin Programming](https://www.programiz.com/kotlin-programming) - Programiz
-* [Learning Kotlin](https://riptutorial.com/Download/kotlin.pdf) - Compiled from StackOverflow Documentation (PDF)
+* [Learning Kotlin](https://riptutorial.com/Download/kotlin.pdf) - Compiled from StackOverflow Documentation (PDF) (CC BY-SA)
 
 
 ### LaTeX / TeX
@@ -1450,8 +1454,8 @@ Books on general-purpose programming that don't focus on a specific language are
 
 * [Arbitrary LaTex Reference](http://latex.knobs-dials.com)
 * [Begin Latex in minutes](https://github.com/VoLuong/Begin-Latex-in-minutes)
-* [LaTeX](https://en.wikibooks.org/wiki/LaTeX) - Wikibooks
-* [LaTex Notes for Professionals](https://goalkicker.com/LaTeXBook/) - Compiled from StackOverflow documentation (PDF)
+* [LaTeX](https://en.wikibooks.org/wiki/LaTeX) - Wikibooks (CC BY-SA)
+* [LaTex Notes for Professionals](https://goalkicker.com/LaTeXBook/) - Compiled from StackOverflow documentation (PDF) (CC BY-SA)
 * [The Not So Short Introduction to LaTeX](https://tobi.oetiker.ch/lshort/lshort.pdf) (PDF)
 
 
@@ -1543,6 +1547,7 @@ Books on general-purpose programming that don't focus on a specific language are
 > :information_source: See also &#8230; [IDE and editors](free-programming-books-subjects.md#ide-and-editors)
 
 * [An Introduction to Programming in Emacs Lisp](https://www.gnu.org/software/emacs/manual/eintr.html)
+* [Elisp Programming](https://caiorss.github.io/Emacs-Elisp-Programming/Elisp_Programming.html)
 * [GNU Emacs Lisp Reference Manual](http://www.gnu.org/software/emacs/manual/elisp.html)
 
 
@@ -1583,7 +1588,7 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Mathematica® programming: an advanced introduction](http://www.mathprogramming-intro.org) - Leonid Shifrin
 * [Power Programming with Mathematica](http://mathematica.stackexchange.com/questions/16485/are-you-interested-in-purchasing-david-wagners-power-programming-with-mathemat/22724) - David B. Wagner
 * [Stephen Wolfram's The Mathematica Book](http://reference.wolfram.com/legacy/v5_2/)
-* [Vector Math for 3d Computer Graphics](http://chortle.ccsu.edu/VectorLessons/index.html)
+* [Vector Math for 3d Computer Graphics](http://chortle.ccsu.edu/VectorLessons/index.html) (CC BY-NC)
 * [Wolfram Mathematica Product Training: Wolfram U](https://www.wolfram.com/wolfram-u/catalog/product-training/mathematica/)
 
 
@@ -1862,6 +1867,11 @@ Books on general-purpose programming that don't focus on a specific language are
 * [The Symfony Book 4.4.x](https://symfony.com/doc/4.4/index.html)
 
 
+#### Yii
+
+* [The Definitive Guide to Yii 2.0](https://www.yiiframework.com/doc/download/yii-guide-2.0-en.pdf) - Yii Software (PDF)
+
+
 #### Zend
 
 * [Using Zend Framework 3](https://olegkrivtsov.github.io/using-zend-framework-3-book/html/)
@@ -1971,10 +1981,10 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Dive into Python 3](https://diveintopython3.problemsolving.io) - Mark Pilgrim (3.0)
     * [Dive into Python](https://linux.die.net/diveintopython/html/toc/index.html) - Mark Pilgrim (2.3)
 * [Essential Python](https://www.programming-books.io/essential/python/) - Krzysztof Kowalczyk, StackOverflow Contributors
-* [From Python to NumPy](https://www.labri.fr/perso/nrougier/from-python-to-numpy/) - Nicolas P. Rougier (3.6)
 * [Full Stack Python](https://www.fullstackpython.com) - Matt Makai
 * [Functional Programming in Python](https://www.oreilly.com/ideas/functional-programming-in-python) - David Mertz  
 * [Fundamentals of  Python Programming](https://web.archive.org/web/20191005170430/http://python.cs.southern.edu/pythonbook/pythonbook.pdf) - Richard L. Halterman (PDF) *(:construction: in process)*
+* [Geographic Data Science with Python](https://geographicdata.science/book/intro.html) - Sergio Rey, Dani Arribas-Bel, Levi John Wolf (HTML)
 * [Google's Python Class](https://developers.google.com/edu/python/) (2.4 - 2.x)
 * [Google's Python Style Guide](https://google.github.io/styleguide/pyguide.html)
 * [Hadoop with Python](https://www.oreilly.com/learning/hadoop-with-python) - Zachary Radtka, Donald Miner
@@ -1992,7 +2002,7 @@ Books on general-purpose programming that don't focus on a specific language are
     * [Introduction to Programming Using Python](http://python-ebook.blogspot.co.uk) - Cody Jackson (1st edition) (2.3)
 * [Introduction to Python](http://kracekumar.com/post/71171551647/introduction-to-python) - Kracekumar (2.7.3)
 * [Introduction to Python for Econometrics, Statistics and Numerical Analysis](https://www.kevinsheppard.com/files/teaching/python/notes/python_introduction_2020.pdf) - Kevin Sheppard (PDF) (3.8)
-* [Introduction to Scientific Programming with Python](https://library.oapen.org/bitstream/id/56d27e73-e92a-4398-8198-239be7aacc93/2020_Book_IntroductionToScientificProgra.pdf) - Joakim Sundnes (PDF)
+* [Introduction to Scientific Programming with Python](https://library.oapen.org/bitstream/id/56d27e73-e92a-4398-8198-239be7aacc93/2020_Book_IntroductionToScientificProgra.pdf) - Joakim Sundnes (PDF) (CC BY)
 * [Invent Your Own Computer Games With Python](https://inventwithpython.com/invent4thed/) - Al Sweigart (3.4)
 * [Learn Python 3](https://github.com/animator/learn-python) - Ankit Mahato (PDF, HTML, Markdown)
 * [Learn Python, Break Python](http://learnpythonbreakpython.com)
@@ -2072,8 +2082,8 @@ Books on general-purpose programming that don't focus on a specific language are
 * [The Standard Python Library](https://web.archive.org/web/20200626001242/http://effbot.org/librarybook/) - Fredrik Lundh *(:card_file_box: archived)*
 * [Think Complexity](https://greenteapress.com/wp/think-complexity-2e/) - Allen B. Downey (2nd Edition) (PDF, HTML)
 * [Think DSP - Digital Signal Processing in Python](https://greenteapress.com/wp/think-dsp/) - Allen B. Downey (PDF, HTML)
-* [Think Python 2nd Edition](https://greenteapress.com/wp/think-python-2e/) - Allen B. Downey (3.x) (HTML, PDF)
-    * [Think Python First Edition](https://greenteapress.com/wp/think-python/) - Allen B. Downey (2.x) (HTML, PDF)
+* [Think Python 2nd Edition](https://greenteapress.com/wp/think-python-2e/) - Allen B. Downey (3.x) (HTML, PDF) (CC BY-NC)
+    * [Think Python First Edition](https://greenteapress.com/wp/think-python/) - Allen B. Downey (2.x) (HTML, PDF) (CC BY-NC)
 * [Tiny Python 3.6 Notebook](https://github.com/mattharrison/Tiny-Python-3.6-Notebook) - Matt Harrison (3.6)
 * [Tiny Python Projects](http://tinypythonprojects.com/Tiny_Python_Projects.pdf) - Ken Youens-Clark(PDF)
 * [Web2py: Complete Reference Manual, 6th Edition (pre-release)](http://web2py.com/book) (2.5 - 2.x)
@@ -2119,6 +2129,13 @@ Books on general-purpose programming that don't focus on a specific language are
 * [Kivy Programming Guide](https://kivy.org/docs/guide-index.html)
 
 
+#### NumPY
+
+* [From Python to NumPy](https://www.labri.fr/perso/nrougier/from-python-to-numpy/) - Nicolas P. Rougier (HTML) (3.6)
+* [Guide to NumPY 2010](https://web.mit.edu/dvp/Public/numpybook.pdf) - Travis E. Oliphant (PDF).
+* [NumPy user guide](https://numpy.org/doc/stable/user) - NumPY developers (HTML).
+
+
 #### Pandas
 
 * [Best Pandas Tutorial \| Learn with 50 Examples](https://www.listendata.com/2017/12/python-pandas-tutorial.html) - Ekta Aggarwal (HTML)
@@ -2209,7 +2226,7 @@ Books on general-purpose programming that don't focus on a specific language are
 
 * [Metagenomics](https://kyclark.gitbooks.io/metagenomics) - Ken Youens-Clark
 * [Perl 6 at a Glance](https://andrewshitov.com/wp-content/uploads/2020/01/Perl-6-at-a-Glance.pdf) - Andrew Shitov (PDF)
-* [Raku Guide](https://raku.guide) (HTML) [(PDF)](https://github.com/hankache/rakuguide)
+* [Raku Guide](https://raku.guide) (HTML) [(PDF)](https://github.com/hankache/rakuguide) (CC BY-SA)
 * [Raku One-Liners](https://andrewshitov.com/wp-content/uploads/2020/01/Raku-One-Liners.pdf) - Andrew Shitov (PDF)
 * [Raku Programming](https://en.wikibooks.org/wiki/Raku_Programming) - Wikibooks (HTML)
 * [Think Raku](https://github.com/LaurentRosenfeld/think_raku/raw/master/PDF/think_raku.pdf) - Laurent Rosenfeld, Allen B. Downey (PDF)
@@ -2632,7 +2649,7 @@ Books on general-purpose programming that don't focus on a specific language are
 
 ### Visual Basic
 
-* [Visual Basic .NET Notes for Professionals](https://goalkicker.com/VisualBasic_NETBook/) - Compiled from StackOverflow Documentation (PDF)
+* [Visual Basic .NET Notes for Professionals](https://goalkicker.com/VisualBasic_NETBook/) - Compiled from StackOverflow Documentation (PDF) (CC BY-SA)
 * [Visual Basic Official Docs](https://docs.microsoft.com/en-us/dotnet/visual-basic)
 
 
diff --git a/books/free-programming-books-ru.md b/books/free-programming-books-ru.md
index a7c80862a..d462116d8 100644
--- a/books/free-programming-books-ru.md
+++ b/books/free-programming-books-ru.md
@@ -572,6 +572,7 @@
 * [История о PostgreSQL](http://www.inp.nsk.su/~baldin/PostgreSQL/index.html) - Linux Format
 * [Работа с PostgreSQL - настройка и масштабирование](http://postgresql.leopard.in.ua) - А. Ю. Васильев
 * [PostgreSQL для начинающих](https://postgrespro.ru/education/books/introbook) - Luzanov Pavel Veniaminovich, Rogov Yegor Valerievich, Levshin Igor Viktorovich (PDF)
+* [PostgreSQL. Основы языка SQL](https://postgrespro.ru/education/books/sqlprimer) - Моргунов Евгений Павлович (PDF)
 
 
 ### Swift
diff --git a/books/free-programming-books-subjects.md b/books/free-programming-books-subjects.md
index a1e4ae517..47b240b44 100644
--- a/books/free-programming-books-subjects.md
+++ b/books/free-programming-books-subjects.md
@@ -90,9 +90,9 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 
 ### Algorithms & Data Structures
 
-* [A Field Guide To Genetic Programming](https://web.archive.org/web/20191020195105/http://www0.cs.ucl.ac.uk/staff/W.Langdon/ftp/papers/poli08_fieldguide.pdf) - Riccardo Poli, William B. Langdon, Nicholas F. McPhee (PDF) *(:card_file_box: archived)*
+* [A Field Guide To Genetic Programming](https://web.archive.org/web/20191020195105/http://www0.cs.ucl.ac.uk/staff/W.Langdon/ftp/papers/poli08_fieldguide.pdf) - Riccardo Poli, William B. Langdon, Nicholas F. McPhee (PDF) *(:card_file_box: archived)* (CC BY-NC-ND)
 * [Algorithm Design](https://archive.org/details/AlgorithmDesign1stEditionByJonKleinbergAndEvaTardos2005PDF) - Jon Kleinberg, Éva Tardos
-* [Algorithmic Graph Theory](https://code.google.com/p/graphbook/) - David Joyner, Minh Van Nguyen, David Phillips (PDF)
+* [Algorithmic Graph Theory](https://code.google.com/p/graphbook/) - David Joyner, Minh Van Nguyen, David Phillips (PDF) (GFDL)
 * [Algorithmic Thinking](https://labuladong.gitbook.io/algo-en) - Donglai Fu
 * [Algorithms](https://en.wikibooks.org/wiki/Algorithms) - Wikibooks
 * [Algorithms](https://jeffe.cs.illinois.edu/teaching/algorithms/book/Algorithms-JeffE.pdf) - Jeff Erickson (PDF)
@@ -136,6 +136,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 
 ### Artificial Intelligence
 
+* [Artificial Intelligence, 3rd Edition (1993)](https://courses.csail.mit.edu/6.034f/ai3/rest.pdf) - Patrick Henry Winston (PDF)
 * [Artificial Intelligence and the Future for Teaching and Learning](https://www2.ed.gov/documents/ai-report/ai-report.pdf) - Office of Educational Technology (PDF)
 * [Artificial Intelligence for a Better Future: An Ecosystem Perspective on the Ethics of AI and Emerging Digital Technologies](https://link.springer.com/book/10.1007/978-3-030-69978-9) - Bernd Carsten Stahl (PDF, EPUB)
 * [Artificial Intelligence: Foundations of Computational Agents (2010), 1st Edition](https://artint.info/aifca1e.html) - David L. Poole, Alan K. Mackworth @ Cambridge University Press (HTML)
@@ -170,6 +171,8 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 ### Cellular Automata
 
 * [A New Kind of Science](https://www.wolframscience.com/nksonline/toc.html) - Stephen Wolfram
+* [An Introduction to Cellular Automata](https://ia801004.us.archive.org/26/items/viviencellularautomata/vivien%20cellular%20automata.pdf) - Hélène Vivien (PDF)
+* [Introduction to the Modeling and Analysis of Complex Systems](https://milneopentextbooks.org/introduction-to-the-modeling-and-analysis-of-complex-systems/) - Hiroki Sayama
 
 
 ### Cloud Computing
@@ -233,8 +236,8 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Computational Thinking](https://www.cs.cmu.edu/~15110-s13/Wing06-ct.pdf) - Jeannette Wing, Carnegie-Mellon University (PDF)
 * [Computer Science Class XI](https://cbseacademic.nic.in/web_material/doc/cs/1_Computer-Science-Python-Book-Class-XI.pdf) - CBSE (PDF)
 * [Computer Science Class XII](https://cbseacademic.nic.in/web_material/doc/cs/2_Computer_Science_Python_ClassXII.pdf) - CBSE (PDF)
-* [Computer Science I](https://cse.unl.edu/~cbourke/ComputerScienceOne.pdf) - Chris Bourke (PDF)
-* [Computer Science II](https://cse.unl.edu/~cbourke/ComputerScienceTwo.pdf) - Chris Bourke (PDF)
+* [Computer Science I](https://cse.unl.edu/~cbourke/ComputerScienceOne.pdf) - Chris Bourke (PDF) (CC BY-SA) 
+* [Computer Science II](https://cse.unl.edu/~cbourke/ComputerScienceTwo.pdf) - Chris Bourke (PDF) (CC BY-SA)
 * [CS Principles: Big Ideas in Programming](https://www.openbookproject.net/books/StudentCSP/) - Mark Guzdial, Barbara Ericson (HTML)
 * [Pull Requests and Code Review](https://scs.tl/book-pr) – Sebastien Castiel
 * [What to Look for in a Code Review](https://leanpub.com/whattolookforinacodereview) - Trisha Gee (HTML, PDF, EPUB, Kindle) *(Leanpub account or valid email requested)*
@@ -254,7 +257,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [CI/CD for Monorepos: Effectively building, testing, and deploying code with monorepos](https://github.com/semaphoreci/book-monorepo-cicd) - Pablo Tomas Fernandez Zavalia, Marko Anastasov, SemaphoreCI (PDF, EPUB, Kindle)
 * [CI/CD with Docker and Kubernetes Book](https://github.com/semaphoreci/book-cicd-docker-kubernetes) - Marko Anastasov, Jérôme Petazzoni, Pablo Tom F. Zavalia, SemaphoreCI (PDF, EPUB, Kindle)
 * [Docker Jumpstart](https://odewahn.github.io/docker-jumpstart/) - Andrew Odewahn
-* [Docker Tutorial](https://people.irisa.fr/Anthony.Baire/docker-tutorial.pdf) - Anthony Baire (PDF)
+* [Docker Tutorial](https://people.irisa.fr/Anthony.Baire/docker-tutorial.pdf) - Anthony Baire (PDF) (CC BY-NC-ND)
 * [Docker Tutorial](https://www.tutorialspoint.com/docker/) - Tutorials Point (HTML, PDF)
 * [Dotnet Microservices Architecture for Containerized NET Applications](https://aka.ms/microservicesebook) - Cesar de la Torre, Bill Wagner, Mike Rousos (PDF)
 * [Kubernetes Deployment & Security Patterns](https://resources.linuxfoundation.org/LF+Projects/CNCF/TheNewStack_Book2_KubernetesDeploymentAndSecurityPatterns.pdf) - Alex Williams (PDF)
@@ -305,7 +308,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Control and Embedded Systems](http://www.learn-c.com) (HTML)
 * [Discovering the STM32 Microcontroller](http://www.cs.indiana.edu/~geobrown/book.pdf) (PDF) (CC BY-NC-SA)
 * [First Steps with Embedded Systems](https://www.phaedsys.com/principals/bytecraft/bytecraftdata/bcfirststeps.pdf) - Byte Craft Limited (PDF)
-* [Introduction to Embedded Systems, Second Edition](https://ptolemy.berkeley.edu/books/leeseshia/releases/LeeSeshia_DigitalV2_2.pdf) - Edward Ashford Lee, Sanjit Arunkumar Seshia (PDF)
+* [Introduction to Embedded Systems, Second Edition](https://ptolemy.berkeley.edu/books/leeseshia/releases/LeeSeshia_DigitalV2_2.pdf) - Edward Ashford Lee, Sanjit Arunkumar Seshia (PDF) (CC BY-NC-ND)
 * [Introduction to Microcontrollers](http://www.embeddedrelated.com/showarticle/453.php) (HTML)
 * [Mastering the FreeRTOS Real Time Kernel - a Hands On Tutorial Guide](https://freertos.org/Documentation/RTOS_book.html) - freertos.org ([PDF](https://freertos.org/fr-content-src/uploads/2018/07/161204_Mastering_the_FreeRTOS_Real_Time_Kernel-A_Hands-On_Tutorial_Guide.pdf))
 
@@ -368,6 +371,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 
 * [A Byte of Vim](https://www.swaroopch.com/notes/vim/) - Swaroop (PDF)
 * [GNU Emacs Manual](https://www.gnu.org/software/emacs/manual/emacs.html) - Free Software Foundation Inc. (HTML, PDF)
+* [Learn Neovim](https://ofirgall.github.io/learn-nvim/chapters/00-why-should-i-learn.html) - Ofir Gal (online, PDF)
 * [Learn Vim (the Smart Way)](https://github.com/iggredible/Learn-Vim) - Igor Irianto (HTML) *(:construction: in process)*
 * [Learn Vim For the Last Time](https://danielmiessler.com/study/vim/) - Daniel Miessler
 * [Learn Vim Progressively](https://yannesposito.com/Scratch/en/blog/Learn-Vim-Progressively/) - Yann Esposito
@@ -439,16 +443,17 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Probabilistic Machine Learning - An Introduction](https://github.com/probml/pml-book/releases/latest/download/book1.pdf) - Kevin P. Murphy (PDF)
 * [Probabilistic Models in the Study of Language](https://idiom.ucsd.edu/~rlevy/pmsl_textbook/text.html) (Draft, with R code)
 * [Python Machine Learning Projects](https://www.digitalocean.com/community/books/python-machine-learning-projects-a-digitalocean-ebook) - Lisa Tagliaferri, Brian Boucheron, Michelle Morales, Ellie Birkbeck, Alvin Wan (PDF, EPUB, Kindle)
-* [Reinforcement Learning: An Introduction](http://incompleteideas.net/book/RLbook2020.pdf) - Richard S. Sutton, Andrew G. Barto (PDF)
+* [Reinforcement Learning: An Introduction](http://incompleteideas.net/book/RLbook2020.pdf) - Richard S. Sutton, Andrew G. Barto (PDF) (CC BY-NC-ND)
 * [Speech and Language Processing (3rd Edition Draft)](https://web.stanford.edu/~jurafsky/slp3/ed3book.pdf) - Daniel Jurafsky, James H. Martin (PDF)
 * [The Elements of Statistical Learning](https://web.stanford.edu/~hastie/ElemStatLearn/) - Trevor Hastie, Robert Tibshirani, and Jerome Friedman
 * [The LION Way: Machine Learning plus Intelligent Optimization](https://intelligent-optimization.org/LIONbook/lionbook_3v0.pdf) - Roberto Battiti, Mauro Brunato (PDF)
-* [The Little Book of Deep Learning](https://fleuret.org/public/lbdl.pdf) - François Fleuret (PDF)
+* [The Little Book of Deep Learning](https://fleuret.org/public/lbdl.pdf) - François Fleuret (PDF) (CC BY-NC-SA)
 * [The Mathematical Engineering of Deep Learning](https://deeplearningmath.org) - Benoit Liquet, Sarat Moka, Yoni Nazarathy
 * [The Mechanics of Machine Learning](https://mlbook.explained.ai) - Terence Parr, Jeremy Howard
 * [The Python Game Book](https://web.archive.org/web/20210308080726/https://thepythongamebook.com/en%3Astart) - Horst Jens *(:card_file_box: archived)*
 * [Top 10 Machine Learning Algorithms Every Engineer Should Know](https://www.dezyre.com/article/top-10-machine-learning-algorithms/202) - Binny Mathews, Omair Aasim
 * [Understanding Machine Learning: From Theory to Algorithms](https://www.cs.huji.ac.il/~shais/UnderstandingMachineLearning) - Shai Shalev-Shwartz, Shai Ben-David
+* [User Guide - scikit-learn](https://scikit-learn.org/stable/user_guide.html) - Scikit-learn developers (HTML) (BSD)
 
 
 ### Mathematics
@@ -590,6 +595,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [Graph Theory Exercises](https://www.ime.usp.br/~pf/graph-exercises/) - Paulo Feofiloff (PDF)
 * [Isomorphism -- Mathematics of Programming](https://github.com/liuxinyu95/unplugged) - Larry LIU Xinyu
 * [Mathematics for Computer Science](https://courses.csail.mit.edu/6.042/spring18/mcs.pdf) - Eric Lehman, F. Thomson Leighton, Albert R. Meyer (PDF)
+* [PROGRAM = PROOF](https://www.lix.polytechnique.fr/Labo/Samuel.Mimram/teaching/INF551/course.pdf) - Samuel Mimram (PDF)
 
 
 ### Misc
@@ -742,7 +748,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 * [The Little Book About OS Development](https://littleosbook.github.io) - Erik Helin, Adam Renberg - (PDF, HTML)
 * [The Little Book of Semaphores](https://greenteapress.com/semaphores/) - Allen B. Downey (PDF) (CC BY-NC-SA)
 * [Think OS: A Brief Introduction to Operating Systems](https://www.greenteapress.com/thinkos/index.html) - Allen B. Downey (PDF)
-* [UNIX Application and System Programming, lecture notes](http://www.compsci.hunter.cuny.edu/~sweiss/course_materials/unix_lecture_notes.php) - Stewart Weiss (PDF)
+* [UNIX Application and System Programming, lecture notes](http://www.compsci.hunter.cuny.edu/~sweiss/course_materials/unix_lecture_notes.php) - Stewart Weiss (PDF) (CC BY-SA)
 * [Writing a Simple Operating System from Scratch](https://www.cs.bham.ac.uk/~exr/lectures/opsys/10_11/lectures/os-dev.pdf) - Nick Blundell (PDF)
 * [Xv6, a simple Unix-like teaching operating system](https://pdos.csail.mit.edu/6.828/2022/xv6.html) - Russ Cox, Frans Kaashoek and Robert Morris (PDF, HTML)
 
@@ -805,7 +811,7 @@ Kerridge (PDF) (email address *requested*, not required)
 * [Making Sense of Stream Processing](https://assets.confluent.io/m/2a60fabedb2dfbb1/original/20190307-EB-Making_Sense_of_Stream_Processing_Confluent.pdf) - Martin Kleppmann (PDF)
 * [Mostly Adequate Guide to Functional Programming](https://mostly-adequate.gitbooks.io/mostly-adequate-guide/content/) - Mostly Adequate Core Team
 * [The Pure Function Pipeline Data Flow v3.0 ---- the Grand Unified Programming Theory](https://github.com/linpengcheng/PurefunctionPipelineDataflow) - Lin Pengcheng
-* [Type Theory and Functional Programming](https://www.cs.kent.ac.uk/people/staff/sjt/TTFP/)
+* [Type Theory and Functional Programming](https://www.cs.kent.ac.uk/people/staff/sjt/TTFP/) - Simon Thompson
 
 
 ### Prompt Engineering
@@ -840,7 +846,7 @@ Kerridge (PDF) (email address *requested*, not required)
 
 * [BIOS Disassembly Ninjutsu Uncovered 1st Edition](https://bioshacking.blogspot.co.uk/2012/02/bios-disassembly-ninjutsu-uncovered-1st.html) - Darmawan Salihun (PDF)
 * [Hacking the Xbox: An Introduction to Reverse Engineering](https://www.nostarch.com/xboxfree/) - Andrew "bunnie" Huang
-* [iOS App Reverse Engineering](https://github.com/iosre/iOSAppReverseEngineering) (PDF)
+* [iOS App Reverse Engineering](https://github.com/iosre/iOSAppReverseEngineering) - Zishe Sha (PDF)
 
 
 ### Search Engines
@@ -886,7 +892,7 @@ Kerridge (PDF) (email address *requested*, not required)
 * [Designing Event-Driven Systems. Concepts and Patterns for Streaming Services with Apache Kafka](https://assets.confluent.io/m/7a91acf41502a75e/original/20180328-EB-Confluent_Designing_Event_Driven_Systems.pdf) - Ben Stopford (PDF)
 * [Developing Reactive Microservices](https://info.lightbend.com/COLL-20XX-Developing-Reactive-Microservices_Landing-Page.html) (email address *requested*, not required)
 * [Domain Driven Design Quickly](https://www.infoq.com/minibooks/domain-driven-design-quickly)
-* [Domain-Driven Design Reference](https://www.domainlanguage.com/ddd/reference) - Eric Evans
+* [Domain-Driven Design Reference](https://www.domainlanguage.com/ddd/reference) - Eric Evans (CC BY)
 * [DSL Engineering: Designing, Implementing and Using Domain-Specific Languages](http://dslbook.org) - Markus Voelter
 * [Exploring CQRS and Event Sourcing](https://docs.microsoft.com/en-us/previous-versions/msp-n-p/jj554200(v=pandp.10)) - Dominic Betts, Julián Domínguez, Grigori Melnik, Mani Subramanian, Fernando Simonazzi ([EPUB, PDF](https://www.microsoft.com/en-us/download/details.aspx?id=34774) - [code samples](https://go.microsoft.com/fwlink/p/?linkid=258571))
 * [Guide to the Software Engineering Body of Knowledge](https://www.computer.org/education/bodies-of-knowledge/software-engineering/v3) (email address *requested*)
@@ -915,6 +921,7 @@ Kerridge (PDF) (email address *requested*, not required)
 * [The Catalog of Design Patterns](https://refactoring.guru/design-patterns/catalog)
 * [The Site Reliability Workbook](https://landing.google.com/sre/workbook/toc/) - Betsy Beyer, Niall Richard Murphy, David K. Rensin, Kent Kawahara, Stephen Thorne
 * [Web API Design](https://pages.apigee.com/rs/apigee/images/api-design-ebook-2012-03.pdf) - Brian Mulloy (PDF)
+* [Web Browser Engineering](https://browser.engineering/index.html) - Pavel Panchekha, Chris Harrelson
 * [Working with Web APIs](https://launchschool.com/books/working_with_apis) - Launch School
 * [Your API Is Bad](https://leanpub.com/yourapiisbad/read) - Paddy Foran
 
diff --git a/books/free-programming-books-ta.md b/books/free-programming-books-ta.md
index ebaddef33..b5fceeadf 100644
--- a/books/free-programming-books-ta.md
+++ b/books/free-programming-books-ta.md
@@ -3,6 +3,7 @@
 * [AR/VR/MR](#ar-vr-mr)
 * [C Programming Language](#c-programming-language)
 * [Computer Vision](#computer-vision)
+* [Git/Github](#git-github)
 * [Hadoop](#hadoop)
 * [HTML and CSS](#html-and-css)
 * [IOT](#iot)
@@ -32,6 +33,11 @@
 * [எளிய தமிழில் Computer Vision](https://freetamilebooks.com/ebooks/computer_vision/) - இரா.அசோகன் (PDF)
 
 
+### Git Github
+
+* [எளிய தமிழில் கிட்(Git) – தொழில்நுட்பம்](https://freetamilebooks.com/ebooks/eliya_tamizhil_git/) - கி. முத்துராமலிங்கம் (PDF)
+
+
 ### Hadoop
 
 * [எளிய தமிழில் Big Data](https://freetamilebooks.com/ebooks/learn-bigdata-in-tamil) - து. நித்யா (PDF)
@@ -57,6 +63,7 @@
 
 ### Machine Learning
 
+* [எளிய தமிழில் Deep Learning](https://freetamilebooks.com/ebooks/learn_deep_learning_in_tamil/) - து. நித்யா (PDF)
 * [எளிய தமிழில் ML](https://freetamilebooks.com/ebooks/learn_machine_learning_in_tamil/) - து. நித்யா (PDF)
 
 
diff --git a/books/free-programming-books-tr.md b/books/free-programming-books-tr.md
index a110e2eb9..815fda263 100644
--- a/books/free-programming-books-tr.md
+++ b/books/free-programming-books-tr.md
@@ -14,6 +14,7 @@
 * [HTML and CSS](#html-and-css)
 * [iOS](#ios)
 * [Java](#java)
+* [JavaScript](#javascript)
 * [LaTeX](#latex)
 * [Linux](#linux)
 * [.NET Framework](#net-framework)
@@ -110,6 +111,11 @@
 * [Java Kitabı](https://ia601503.us.archive.org/27/items/java-kitabi/java-kitabi.pdf) (PDF)
 
 
+### JavaScript
+
+* [Learn JavaScript](https://javascript.sumankunwar.com.np/tr) - Suman Kumar, Github Contributors (HTML, PDF)
+
+
 ### LaTeX
 
 * [İnce bir LaTeX2ε Elkitabı](http://www.ctan.org/tex-archive/info/lshort/turkish)
diff --git a/books/free-programming-books-uk.md b/books/free-programming-books-uk.md
index fff677a16..f0d0d5627 100644
--- a/books/free-programming-books-uk.md
+++ b/books/free-programming-books-uk.md
@@ -44,7 +44,7 @@
 
 ### PHP
 
-* [Symfony: Швидкий старт](https://symfony.com/doc/current/the-fast-track/uk/index.html) - Symfony SAS
+* [Symfony: Швидкий старт](https://symfony.com.ua/doc/current/quick_tour/index.html) - Symfony SAS
 
 
 ### Python
diff --git a/books/free-programming-books-zh.md b/books/free-programming-books-zh.md
index cfaff36e2..c2d66ad1d 100644
--- a/books/free-programming-books-zh.md
+++ b/books/free-programming-books-zh.md
@@ -12,6 +12,7 @@
     * [函数式概念](#函数式概念)
     * [计算机图形学](#计算机图形学)
     * [其它](#其它)
+    * [人工智能](#人工智能)
     * [软件开发方法](#软件开发方法)
     * [设计模式](#设计模式)
     * [数据库](#数据库)
@@ -186,6 +187,11 @@
 * [Sketch 中文手册](http://sketchcn.com/sketch-chinese-user-manual.html#introduce)
 
 
+### 人工智能
+
+* [动手实战人工智能](https://aibydoing.com) - huhuhang
+
+
 ### 软件开发方法
 
 * [傻瓜函数编程](https://github.com/justinyhuang/Functional-Programming-For-The-Rest-of-Us-Cn) (《Functional Programming For The Rest of Us》中文版)
diff --git a/casts/free-podcasts-screencasts-cs.md b/casts/free-podcasts-screencasts-cs.md
index c03d6279f..cb9cf3514 100644
--- a/casts/free-podcasts-screencasts-cs.md
+++ b/casts/free-podcasts-screencasts-cs.md
@@ -4,4 +4,5 @@
 * [CZpodcast](https://soundcloud.com/czpodcast-1)
 * [DevMinutes](http://devminutes.cz)
 * [Kafemlejnek.TV](https://kafemlejnek.tv)
+* [SCRIPTease](https://scriptease.lolo.team)
 * [Vzhůru dolů podcast](https://www.vzhurudolu.cz/podcast) - Robin Pokorný, Martin Michálek
diff --git a/courses/free-courses-en.md b/courses/free-courses-en.md
index 04c45e467..6191923c9 100644
--- a/courses/free-courses-en.md
+++ b/courses/free-courses-en.md
@@ -47,6 +47,7 @@
 * [Haskell](#haskell)
 * [HTML and CSS](#html-and-css)
     * [Bootstrap](#bootstrap)
+* [IDE and editors](#ide-and-editors)
 * [iOS](#ios)
 * [Java](#java)
 * [JavaScript](#javascript)
@@ -57,6 +58,7 @@
     * [Deno](#deno)
     * [Electron](#electron)
     * [jQuery](#jquery)
+    * [Nest.js](#nestjs)
     * [Next.js](#nextjs)
     * [NodeJS](#nodejs)
     * [React](#react)
@@ -128,6 +130,7 @@
 * [FutureLearn](https://www.futurelearn.com)
 * [IITBombayX (IITBX)](https://www.iitbombayx.in)
 * [Khan Academy](https://www.khanacademy.org)
+* [LabEx](https://labex.io)
 * [LearnWeb3 DAO \| Become a Web3 Developer for Free](https://learnweb3.io)
 * [MIT OCW](http://ocw.mit.edu)
 * [MOOC.fi](https://www.mooc.fi/en/)
@@ -149,7 +152,6 @@
 * [Analysis of Algorithms (CSE 373)](https://www3.cs.stonybrook.edu/~skiena/373/videos) - Steven Skiena
 * [Berkeley University CS 61B: Data Structures](http://datastructur.es/sp16/)
 * [Berkeley's CS 61B: Data Structures](https://archive.org/details/ucberkeley_webcast_QMV45tHCYNI)
-* [Binary Trees - by LoveBabbar](https://www.youtube.com/playlist?list=PLDzeHZWIZsTo87y1ytEAqp7wYlEP3nner) - CodeHelp - by Babbar
 * [C Programming & Data Structures](https://www.youtube.com/playlist?list=PLBlnK6fEyqRhX6r2uhhlubuF5QextdCSM) - Neso Academy
 * [Codechef Solutions](https://www.youtube.com/playlist?list=PLRKOqqzwh75huOam-77G1v9uHjO9WWBRX) - Endeavour Monk
 * [Computer Sc - Programming and Data Structure](https://www.youtube.com/playlist?list=PLD9781AC5EBC9FA16) - P.P. Chakraborty
@@ -203,13 +205,11 @@
 
 * [Introduction To Soft Computing](https://www.youtube.com/playlist?list=PLJ5C_6qdAvBFqAYS0P9INAogIMklG8E-9) - Computer Science and Engineering
 * [Learn and Grow](https://www.youtube.com/playlist?list=PL_kjqgSKrEaA8RDh56AeTOrcGj-nMDkSS) - Learn and Grow
-* [Soft Computing /| University exams specific](https://www.youtube.com/playlist?list=PLuAADu3OvBt5-e5yXuIqBi1pttqw3RBeg) - Er Sahil ka Gyan
 
 
 ### Android
 
 * [Advanced Android App Development](https://www.udacity.com/course/advanced-android-app-development--ud855) (Udacity)
-* [Advanced Android with Kotlin](https://www.udacity.com/course/advanced-android-with-kotlin--ud940) (Udacity)
 * [Android App Development for Beginners Playlist](https://www.youtube.com/playlist?list=PL6gx4Cwl9DGBsvRxJJOzG4r4k_zLKrnxl) - Bucky Roberts (thenewboston)
 * [Android App Development Tutorial for Beginners (2020) \| Complete Guides and Courses](https://www.youtube.com/playlist?list=PLwhVruPHD9rz2MwQuYSenQ0WK1IGP5rYM) - tutorialsEU
 * [Android Basics: Data Storage](https://www.udacity.com/course/android-basics-data-storage--ud845) (Udacity)
@@ -220,21 +220,19 @@
 * [Android Basics with Compose](https://developer.android.com/courses/android-basics-compose/course) - Google Developers Training
 * [Android Developer Fundamentals (Version 2) — Codelab](https://developer.android.com/courses/fundamentals-training/toc-v2)
 * [Android Developer Fundamentals (Version 2) — Concepts](https://google-developer-training.github.io/android-developer-fundamentals-course-concepts-v2/index.html)
+* [Android Development for Beginners - Full Course](https://www.youtube.com/watch?v=fis26HvvDII) - freeCodeCamp.org
 * [Android Development Tutorials](https://www.youtube.com/playlist?list=PLqM7alHXFySF_Hb1GtyvCX44dBniJ5sNy) -  GeeksforGeeks
 * [Android Performance](https://www.udacity.com/course/android-performance--ud825) (Udacity)
 * [Android Tutorial for Beginners](https://www.youtube.com/playlist?list=PLsyeobzWxl7p-lZvWabkVJdM_UVURhUh4) - Telusko
-* [Android with kotlin](https://www.youtube.com/playlist?list=PLlxmoA0rQ-Lw5k_QCqVl3rsoJOnb_00UV) - Smartherd
 * [Build Native Mobile Apps with Flutter](https://www.udacity.com/course/build-native-mobile-apps-with-flutter--ud905) (Udacity)
 * [CS194A Android Development](https://www.youtube.com/playlist?list=PL7NYbSE8uaBDcLkbXsQADdvBnVbavonGn) - Rahul Pandey (Stanford)
 * [CS50 2019 - Android Track](https://www.youtube.com/playlist?list=PLhQjrBD2T381qULidYDKP55-4u1piASC1) - David J. Malan (Harvard OpenCourseWare)
 * [Developing Android Apps](https://www.udacity.com/course/new-android-fundamentals--ud851) (Udacity)
-* [Developing Android Apps with Kotlin](https://www.udacity.com/course/developing-android-apps-with-kotlin--ud9012) (Udacity)
 * [Firebase Analytics: Android](https://www.udacity.com/course/firebase-analytics-android--ud354) - Steve Ganem, Todd Kerpelman, Jessica Lin, Daniel Mai (Udacity)
 * [Firebase in a Weekend: Android](https://www.udacity.com/course/firebase-in-a-weekend-by-google-android--ud0352) (Udacity)
 * [Gradle for Android and Java](https://www.udacity.com/course/gradle-for-android-and-java--ud867) (Udacity)
 * [Jetpack Compose](https://www.youtube.com/playlist?list=PLQkwcJG4YTCSpJ2NLhDTHhi6XBNfk9WiC) - Philipp Lackner
 * [Jetpack Compose for Android Developers](https://developer.android.com/courses/jetpack-compose/course) - Google Developers Training
-* [Kotlin Bootcamp for Programmers](https://www.udacity.com/course/kotlin-bootcamp-for-programmers--ud9011) (Udacity)
 * [Learn Android Application Development for Beginners](https://www.udemy.com/course/learn-android-application-development-y/) - Johan Jurrius, ProgramMe Programming (Udemy)
 * [Learn Android in 9 Hours](https://www.youtube.com/watch?v=aS__9RbCyHg) (Edureka)
 * [Material design](https://material.io/guidelines/)
@@ -266,13 +264,18 @@
 * [Aml-2018 Ambient Intelligence](https://www.youtube.com/playlist?list=PLqRTLlwsxDL8fUcY2Y54sITILyJcTySpC) - Fulvio Corno, Luigi De Russis, Alberto Monge Roffarello @ Politecnico di Torino
 * [Artificial Intelligence on Google Cloud Platform](https://www.youtube.com/playlist?list=PL3N9eeOlCrP6Nhv4UFp67IsQ_TVDpXqXK) - Srivatsan Srinivasan @ AIEngineering
 * [Artificial Intelligence Search Methods For Problem Solving](https://www.youtube.com/playlist?list=PLbMVogVj5nJSFZoiF6RDqyz_m6Srjx_MY) - nptelhrd
+* [AWS Certified AI Practitioner (AIF-C01)](https://www.youtube.com/watch?v=WZeZZ8_W-M4) - Andrew Brown (FreeCodeCamp)
+* [Community Computer Vision Course](https://huggingface.co/learn/computer-vision-course) - Hugging Face
 * [CS50’s Introduction to Artificial Intelligence with Python](https://cs50.harvard.edu/ai/) - Brian Yu, David J. Malan (Harvard OpenCourseWare and edX)
+* [Deep Reinforcement Learning Course](https://huggingface.co/learn/deep-rl-course) - Hugging Face
+* [Diffusion Course](https://huggingface.co/learn/diffusion-course) - Hugging Face
 * [Elements of AI](https://www.elementsofai.com) - University of Helsinki, Reaktor
 * [Have fun Staying Home And Learning AI - SHALA2020](https://shala2020.github.io) - IIT BOMBAY
 * [IBM AI Engineering Professional Certificate](https://www.coursera.org/professional-certificates/ai-engineer) - Romeo Kienzler, Saeed Aghabozorgi, Joseph Santarcangelo, Alex Aklson et al. (Coursera)
 * [Introduction to TensorFlow for Artificial Intelligence, Machine Learning, and Deep Learning](https://www.coursera.org/learn/introduction-tensorflow) - DeepLearning.ai (Coursera)
 * [MIT Deep Learning and Artificial Intelligence Lectures](https://deeplearning.mit.edu) - Lex Fridman, et al.
 * [MIT's Artificial Intelligence](http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-034-artificial-intelligence-fall-2010/) - Patrick Henry Winston (MIT OpenCourseWare)
+* [NLP Course](https://huggingface.co/learn/nlp-course) - Hugging Face
 * [NYU Artificial Intelligence SP24](https://www.youtube.com/playlist?list=PLLHTzKZzVU9cH26X9VQ14lIA0aPwZiZTx) - Alfredo Canziani, Ernest Davis
 * [Stanford CS221: Artificial Intelligence: Principles and Techniques \| Autumn 2019](https://www.youtube.com/playlist?list=PLoROMvodv4rO1NB9TD4iUZ3qghGEGtqNX) - Stanford Online
 
@@ -320,6 +323,7 @@
 
 ### Blockchain
 
+* [Assembly and Formal Verification](https://updraft.cyfrin.io/courses/formal-verification) - Cyfrin Updraft
 * [BerkeleyX: Blockchain Technology](https://www.edx.org/learn/blockchain/university-of-california-berkeley-blockchain-technology) - Rustie Lin and Nadir Akhtar
 * [Blockchain Developer Tutorials](https://www.youtube.com/playlist?list=PLS5SEs8ZftgUTXs0OJD2LFpYBPr4L54id) - Gregory McCubbin (Dapp University)
 * [Blockchain Essentials](https://cognitiveclass.ai/courses/blockchain-course) - CognitiveClass.ai
@@ -333,6 +337,7 @@
 * [Ethereum Developer Bootcamp](https://www.alchemy.com/university/courses/ethereum) - Alchemy University
 * [Free Blockchain Development Courses](https://www.youtube.com/playlist?list=PLS5SEs8ZftgUNcUVXtn2KXiE1Ui9B5UrY) - Dapp University
 * [Learn Blockchain](https://www.youtube.com/playlist?list=PLlp912GlUiC1xPnwVmKgIiuMERetMwre9) - Roomyan
+* [Smart Contract Security](https://updraft.cyfrin.io/courses/security) - Cyfrin Updraft
 * [Solidity, Blockchain, and Smart Contract Course – Beginner to Expert Python Tutorial](https://www.youtube.com/watch?v=M576WGiDBdQ) - Patrick Collins (freeCodeCamp.org)
 
 
@@ -345,15 +350,14 @@
 * [C Programming 2021: Master The Basics!](https://www.udemy.com/course/c-programming-2019-master-the-basics/) - Ali Badran (Udemy)
 * [C Programming and Assembly Language](https://www.youtube.com/playlist?list=PLyqSpQzTE6M8O9Oy9t-yhiAUXOi-rmTp_) - NPTEL NOC IITM
 * [C Programming for Beginners](https://www.youtube.com/playlist?list=PL98qAXLA6aftD9ZlnjpLhdQAOFI8xIB6e) - Programiz
-* [C Programming Tutorial](https://www.youtube.com/playlist?list=PL_RGaFnxSHWoGzOXqtKeM71OLpvZbuU0P)
+* [C Programming Tutorial](https://www.youtube.com/playlist?list=PL_RGaFnxSHWoGzOXqtKeM71OLpvZbuU0P) - The Bad Tutorials
 * [C Programming Tutorial for Beginners](https://www.youtube.com/watch?v=KJgsSFOSQv0) - Mike Dane (freeCodeCamp)
 * [C Programming Tutorial for Beginners](https://www.youtube.com/playlist?list=PLsyeobzWxl7oBxHp43xQTFrw9f1CDPR6C) - Telusko
 * [C Programming Tutorials for Beginners (Complete Series)](https://www.youtube.com/playlist?list=PLS1QulWo1RIZlA5oGczk8kY7Eenytc33s) - ProgrammingKnowledge
-* [C Programming Tutorials for Beginners (with notes & practice questions)](https://www.youtube.com/watch?v=irqbmMNs2Bo) - Apna College
 * [C tutorial for beginners](https://www.youtube.com/playlist?list=PLZPZq0r_RZOOzY_vR4zJM32SqsSInGMwe) - Bro Code
 * [Learn C Programming](https://www.programiz.com/c-programming) - Programiz (HTML)
 * [Programming in C](https://www.youtube.com/playlist?list=PLdo5W4Nhv31a8UcMN9-35ghv8qyFWD9_S) - Jenny's lectures CS/IT NET&JRF
-* [The Arduino Platform and C Programming](https://www.coursera.org/learn/arduino-platform)
+* [The Arduino Platform and C Programming](https://www.coursera.org/learn/arduino-platform) - Ian Harris (Coursera)
 
 
 ### <a id="csharp"></a>C\#
@@ -403,7 +407,7 @@
 
 ### Clojure
 
-* [Clojure language Tutorial - for Beginners](https://www.youtube.com/watch?v=zFPiPBIkAcQ)
+* [Clojure language Tutorial - for Beginners](https://www.youtube.com/watch?v=zFPiPBIkAcQ) - it learning
 * [Clojure Tutorial](https://www.youtube.com/watch?v=ciGyHkDuPAE) - Derek Banas
 * [Functional Programming with Clojure](http://mooc.fi/courses/2014/clojure/)
 * [Poetry of Programming - Clojure for Beginners](https://www.youtube.com/playlist?list=PLI-mrGTUXmHXeKhy6UGdDxIKwM8L4MTbq) - Attila EGRI-NAGY
@@ -493,7 +497,6 @@
 * [Foundations of Cryptography](https://www.youtube.com/playlist?list=PLgMDNELGJ1CbdGLyn7OrVAP-IKg-0q2U2) - NPTEL  Indian Institute of Science, Bengaluru
 * [Introduction to Cryptography](https://open.ruhr-uni-bochum.de/en/lernangebot/introduction-cryptography) (Christof Paar)
 * [Stanford Cryptography I](https://www.coursera.org/course/crypto) - Dan Boneh
-* [Stanford Cryptography II](https://www.coursera.org/course/crypto2) - Dan Boneh
 
 
 ### Cuda
@@ -563,10 +566,11 @@
 * [Database Management Systems](https://www.youtube.com/playlist?list=PLBlnK6fEyqRi_CUQ-FXxgzKQ1dwr_ZJWZ) - Neso Academy
 * [Database Systems](http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-830-database-systems-fall-2010/) (MIT's opencourseware)
 * [Database Systems - Cornell University Course (SQL, NoSQL, Large-Scale Data Analysis)](https://www.youtube.com/watch?v=4cWkVbC2bNE) - Professor Immanuel Trummer, freeCodeCamp.org
+* [Databases in Depth](https://www.youtube.com/playlist?list=PLliXPok7ZonnALnedG5doBOSCXlU14yJF) - Keerti Purswani
 * [DBMS for GATE Exams](https://www.youtube.com/playlist?list=PLWPirh4EWFpGrpcMfZ6UcdI786QdtSxV8) - Tutorialspoint
-* [DBMS Placement Series](https://www.youtube.com/playlist?list=PLDzeHZWIZsTpukecmA2p5rhHM14bl2dHU) - CodeHelp by Babbar>>>>>>> main
 * [DML Server Administration](https://alison.com/course/databases-dml-statements-and-sql-server-administration-revised) (Alison)
 * [Introduction to Databases](https://lagunita.stanford.edu/courses/Engineering/db/2014_1/about) (Stanford University)
+* [Introduction to the Fundamentals of Databases](https://www.simplilearn.com/learn-basics-of-databases-free-course-skillup) (Simplilearn)
 * [Learn SQL Basic for Data Science Specialisation](https://www.coursera.org/specializations/learn-sql-basics-data-science#about) (Coursera)
 
 
@@ -649,6 +653,7 @@
 * [Ansible for the Absolute Beginner - DevOps](https://www.udemy.com/course/ansible-for-the-absolute-beginner-devops) -  Vijay Patel (Udemy)
 * [AWS Provisioning using Ansible with real-time examples](https://www.udemy.com/course/aws-provisioning-using-ansible-with-real-time-examples) - Narendra P (Udemy)
 * [DevOps: Beginner's Guide To Automation With Ansible](https://www.udemy.com/course/devops-beginners-guide-to-automation-with-ansible) - TetraNoodle Team, Manuj Aggarwal (Udemy)
+* [Getting Started with Ansible](https://www.youtube.com/playlist?list=PLT98CRl2KxKEUHie1m24-wkyHpEsa4Y70) - Learn Linux TV
 * [Red Hat Ansible Automation for SAP (RH045)](https://www.udemy.com/course/red-hat-ansible-automation-for-sap) - Red Hat, Inc. (Udemy)
 * [Use Ansible with Amazon Web Services](https://www.udemy.com/course/ansible-aws) - Rohit Abraham (Udemy)
 
@@ -748,6 +753,7 @@
 * [Godot Action RPG Series](https://www.youtube.com/playlist?list=PL9FzW-m48fn2SlrW0KoLT4n5egNdX-W9a) - HeartBeast
 * [Godot Space Sidescroller Tutorial Series](https://www.youtube.com/playlist?list=PL6bQeQE-ybqAzXZlZCiRKCtu6RbkXLgmh) - PlugWorld
 * [Godot Wave Shooter Tutorials](https://www.youtube.com/playlist?list=PL6bQeQE-ybqAYoaWz_ZEE2X4wX6PhwCWR) - PlugWorld
+* [Learn Unity - Beginner's Game Development Tutorial](https://www.youtube.com/watch?v=gB1F9G0JXOo) - freeCodeCamp.org
 * [Low Poly Art For Video Games](https://www.coursera.org/learn/low-poly-art-video-games) - Andrew Dennis, Ricardo Guimaraes (Coursera)
 * [Make a Platform Shooter - GameMaker Studio 2](https://www.youtube.com/playlist?list=PL9FzW-m48fn3Ya8QUTsqU-SU6-UGEqhx6) - HeartBeast
 * [Multiplayer Shooter Tutorials - Godot](https://www.youtube.com/playlist?list=PL6bQeQE-ybqDmGuN7Nz4ZbTAqyCMyEHQa) - PlugWorld
@@ -839,7 +845,7 @@
 * [Conquering freeCodeCamp's Curriculum](https://www.youtube.com/playlist?list=PLgBH1CvjOA62oNEVgz-dECiCZCE_Q3ZFH) - Florin Pop
 * [CSS Flexbox - Mastering the Basics](https://www.udemy.com/css-flexbox-mastering-the-basics/) - Vishwas Gopinath (Udemy)
 * [CSS Grid](https://cssgrid.io) - Wesbos
-* [CSS Tutorial](https://www.youtube.com/playlist?list=PL_RGaFnxSHWqMH9a9DY8LFKrJ5NJCFHHe)
+* [CSS Tutorial](https://www.youtube.com/playlist?list=PL_RGaFnxSHWqMH9a9DY8LFKrJ5NJCFHHe) - The Bad Tutorials
 * [CSS Tutorials](https://www.youtube.com/playlist?list=PLDyQo7g0_nsUjf046cCHKJ16U1SoXrElZ) - Dev Ed
 * [CSS3 tutorial for beginners \| Learn CSS3](https://www.udemy.com/course/css3-tutorial-for-beginners-learn-css3/) - Udemy
 * [Flexbox in 30 Days](https://github.com/samanthaming/Flexbox30) - Samantha Ming
@@ -885,6 +891,7 @@
 * [Complete Bootstrap Crash Course \| Bootstrap 4 Tutorial](https://www.youtube.com/watch?v=ZfRn9VJzdGA) - Julio Codes
 * [Gentle Introduction to Bootstrap 5 for Beginners](https://www.youtube.com/playlist?list=PLErOmyzRKOCr47pRGOswKcgzGyetNRdHZ) - Deborah Kurata
 * [Introduction to Bootstrap - A Tutorial](https://www.classcentral.com/course/edx-introduction-to-bootstrap-a-tutorial-3338) - Microsoft via edX (Class Central)
+* [Learn Bootstrap](https://v2.scrimba.com/learn-bootstrap-c0o) - Scrimba 
 * [Learn Bootstrap 4 for free](https://scrimba.com/learn/bootstrap4) - Neil Rowe (Scrimba)
 * [Learn Bootstrap 4 in this free 10-part course](https://www.freecodecamp.org/news/want-to-learn-bootstrap-4-heres-our-free-10-part-course-happy-easter-35c004dc45a4/) - Per Harald Borgen (Freecodecamp)
 * [Learn Bootstrap 5 and SASS by Building a Portfolio Website - Full Course](https://www.youtube.com/watch?v=iJKCj8uAHz8) - Patrick Muriungi, freeCodeCamp
@@ -906,6 +913,11 @@
 * [Unit Testing in iOS](https://www.youtube.com/playlist?list=PLMRqhzcHGw1ZLLvLwuW8AP3n-A3nsRn9P) - CodeWithChris
 
 
+### IDE and editors
+
+* [Vim As Your Editor](https://www.youtube.com/playlist?list=PLm323Lc7iSW_wuxqmKx_xxNtJC_hJbQ7R) - ThePrimeagen
+
+
 ### Java
 
 * [Advanced Software Construction in Java](https://openlearninglibrary.mit.edu/courses/course-v1:MITx+6.005.2x+1T2017/about) - MIT Open Learning Library
@@ -984,7 +996,7 @@
 * [JavaScript Leetcode](https://www.youtube.com/playlist?list=PLRKOqqzwh75hcG_D4xjUgbg_BAF3MLtoh) - Endeavour Monk
 * [JavaScript Mini Course 2020](https://www.udemy.com/course/javascript-essentials-mini-course/) - Kalob Taulien (Udemy)
 * [JavaScript Projects For Beginners \| Easy To Advance](https://youtube.com/playlist?list=PL9bD98LkBR7P16BndaNtP4x6Wf5Ib85Hm) - Tech2 etc
-* [JavaScript Tutorial for Beginners](https://www.youtube.com/playlist?list=PLK8cqdr55Tsva3vMrKZ9u2eAuGo0wIJ46) - Code With Harry
+* [JavaScript Tutorial for Beginners](https://www.youtube.com/playlist?list=PLK8cqdr55Tsva3vMrKZ9u2eAuGo0wIJ46) - ProgrammingWithHarry
 * [JavaScript Tutorial for Beginners](https://www.youtube.com/playlist?list=PL4cUxeGkcC9i9Ae2D9Ee1RvylH38dKuET) - The Net Ninja
 * [JavaScript Tutorial for beginners](https://www.youtube.com/watch?v=W6NZfCO5SIk) - Moshfegh Hamedani (Programming with Mosh)
 * [JavaScript Tutorial for Beginners - Full Course in 8 Hours [2020]](https://www.youtube.com/watch?v=Qqx_wzMmFeA) - Clever Programmer
@@ -1060,6 +1072,12 @@
 * [Electron js Tutorials](https://www.youtube.com/playlist?list=PLC3y8-rFHvwiCJD3WrAFUrIMkGVDE0uqW) - Codevolution
 
 
+#### Force.com
+
+* [Apex TrailMix](https://trailhead.salesforce.com/users/rolson5/trailmixes/apex-trail-mix) - Rick Olson
+* [Get Started with Lightning Web Components](https://trailhead.salesforce.com/users/strailhead/trailmixes/lightning-web-components) - Salesforce Trailhead
+
+
 #### jQuery
 
 * [Bento jQuery Track](https://bento.io/topic/jquery) (Bento)
@@ -1067,14 +1085,22 @@
 * [jQuery Crash Course](https://www.youtube.com/playlist?list=PLillGF-RfqbYJVXBgZ_nA7FTAAEpp_IAc) - Brad Traversy, Traversy Media
 
 
+### Nest.js
+
+* [Learn NestJS – Complete Course](https://www.youtube.com/watch?v=sFnAHC9lLaw) - freeCodeCamp
+* [NestJs](https://www.youtube.com/playlist?list=PLlaDAvA2MhR2jb8zavu6I-w1BA878aHcB) - Marius Espejo
+
+
 #### Next.js
 
 * [Complete Next.js Course For Beginners](https://www.youtube.com/playlist?list=PLynWqC6VC9KOvExUuzhTFsWaxnpP_97BD) - Daily Tuition
+* [Learn Next.js](https://nextjs.org/learn/dashboard-app) - Vercel (HTML)
 * [Master Next JS by Building Real Projects](https://www.youtube.com/playlist?list=PL6QREj8te1P7gixBDSU8JLvQndTEEX3c3) - JavaScript Mastery
 * [Mastering Next.js](https://masteringnextjs.com)
 * [Next.js 14 Beginner Roadmap & Course](https://www.youtube.com/playlist?list=PLrnPJCHvNZuBH7pax5p75JDNblo8rpl00) - Coding in Flow
 * [Next.js for Beginners - Full Course](https://www.youtube.com/watch?v=1WmNXEVia8I) - Kapehe (FreeCodeCamp)
 * [Next.js Tutorial for Beginners](https://www.youtube.com/playlist?list=PLC3y8-rFHvwgC9mj0qv972IO5DmD-H0ZH) - Codevolution
+* [Next.js Tutorial for Beginners](https://www.youtube.com/playlist?list=PL4cUxeGkcC9g9gP2onazU5-2M-AzA8eBw) - Net Ninja
 * [Next.js Tutorials for Beginners](https://www.youtube.com/playlist?list=PL0Zuz27SZ-6Pk-QJIdGd1tGZEzy9RTgtj) - Dave Gray
 
 
@@ -1082,6 +1108,7 @@
 
 * [A Beginner's Guide to Node.js](https://www.udemy.com/course/a-beginners-guide-to-nodejs) - DSC VIT Powered by Google Developers, Md Hishaam Akhtar (Udemy)
 * [Beginner's Series to: Node.js](https://www.youtube.com/playlist?list=PLlrxD0HtieHje-_287YJKhY8tDeSItwtg) - Microsoft Developer
+* [Build a Bank App ...From Scratch](https://www.youtube.com/playlist?list=PL8YhozOQUteYwa13S-PGUNMM37gv7gEVq) - Ugwu Somto
 * [Build JavaScript applications with Node.js](https://learn.microsoft.com/en-us/training/paths/build-javascript-applications-nodejs) - Microsoft Learn
 * [Building a RESTful API with Node.js](https://www.youtube.com/playlist?list=PL55RiY5tL51q4D-B63KBnygU6opNPFk_q) - Academind
 * [Data brokering with Node.js: Process data at the speed of technology](https://heynode.com) - Osio Labs Inc. *(signup requested, not required)*
@@ -1180,6 +1207,7 @@
 * [Introduction to TypeScript](https://www.udemy.com/typescript/) - Daniel Stern (Udemy)
 * [Learn TypeScript](https://www.codecademy.com/learn/learn-typescript) - (CodeAcademy)
 * [Learn TypeScript](https://scrimba.com/learn/typescript) - Ania Kubow (Scrimba)
+* [Typescript](https://www.youtube.com/playlist?list=PLRAV69dS1uWRPSfKzwZsIm-Axxq-LxqhW) - Hitesh Choudhary
 * [TypeScript Course for Beginners- Learn TypeScript from Scratch!](https://www.youtube.com/watch?v=BwuLxPH8IDs) - Academind
 * [TypeScript Fast Crash Course](https://www.udemy.com/typescript-fast-crash-course/) - Edwin Diaz, Coding Faculty Solutions (Udemy)
 * [TypeScript Tutorial for Beginners - 2022](https://www.youtube.com/watch?v=d56mG7DezGs) - Programming with Mosh
@@ -1223,7 +1251,9 @@
 ### Kotlin
 
 * [Advanced Android with Kotlin](https://www.udacity.com/course/advanced-android-with-kotlin--ud940) (Udacity)
+* [Android Development Full Tutorial 2023 \| Kotlin](https://www.youtube.com/watch?v=9-pFPGAOSZQ) - Scaler
 * [Android Kotlin Tutorial: Create Android Apps using Kotlin](https://www.youtube.com/playlist?list=PLlxmoA0rQ-Lw5k_QCqVl3rsoJOnb_00UV) - Sriyank Siddhartha
+* [Android with kotlin](https://www.youtube.com/playlist?list=PLlxmoA0rQ-Lw5k_QCqVl3rsoJOnb_00UV) - Smartherd
 * [Developing Android Apps with Kotlin](https://www.udacity.com/course/developing-android-apps-with-kotlin--ud9012) (Udacity)
 * [Kotlin Bootcamp for Programmers](https://www.udacity.com/course/kotlin-bootcamp-for-programmers--ud9011) - Aleks Haecky, Asser Samak, Sean McQuillan (Udacity)
 * [Kotlin Bootcamp for Programmers](https://developer.android.com/courses/kotlin-bootcamp/overview) - Developer Android (Google)
@@ -1241,6 +1271,7 @@
 ### Kubernetes
 
 * [Fundamentals of Containers, Kubernetes, and Red Hat OpenShift](https://www.edx.org/course/fundamentals-of-containers-kubernetes-and-red-hat) - Zach Gutterman, Richard Allred (edX)
+* [Kubernetes 101 workshop - complete hands-on](https://www.youtube.com/live/PN3VqbZqmD8?feature=shared) - Kubesimplify
 * [Kubernetes Core Concepts](https://kube.academy/paths/kubernetes-core-concepts) - KubeAcademy (VMware)
 * [Kubernetes Course](https://www.youtube.com/watch?v=d6WC5n9G_sM) - Bogdan Stashchuk (FreeCoodeCamp)
 * [Kubernetes Full Course in 7 Hours](https://www.youtube.com/watch?v=0j-iIW3_sbg) - Edureka
@@ -1298,7 +1329,8 @@
 * [Machine Learning — Andrew Ng, Stanford University](https://www.youtube.com/playlist?list=PLLssT5z_DsK-h9vYZkQkYNWcItqhlRJLN) - Andrew Ng
 * [Machine Learning Course for Beginners](https://www.youtube.com/watch?v=NWONeJKn6kc) - freeCodeCamp.org
 * [Machine Learning Course With Python](https://www.youtube.com/playlist?list=PLfFghEzKVmjsNtIRwErklMAN8nJmebB0I) - Siddhardhan
-* [Machine Learning Recipes with Josh Gordon](https://www.youtube.com/playlist?list=PLOU2XLYxmsIIuiBfYad6rFYQU_jL2ryal)
+* [Machine Learning Foundations](https://www.youtube.com/playlist?list=PLOU2XLYxmsII9mzQ-Xxug4l2o04JBrkLV) - Google for Developers
+* [Machine Learning Recipes with Josh Gordon](https://www.youtube.com/playlist?list=PLOU2XLYxmsIIuiBfYad6rFYQU_jL2ryal) - Google for Developers
 * [Machine Learning Specialization](https://www.coursera.org/specializations/machine-learning-introduction) - Andrew Ng, Eddy Shyu, Aarti Bagul, Geoff Ladwig (Coursera)
 * [Machine Learning Tutorial in Python](https://www.youtube.com/playlist?list=PL9ooVrP1hQOHUfd-g8GUpKI3hHOwM_9Dn) - edureka!
 * [Machine Learning Tutorial Python \| Machine Learning For Beginners](https://www.youtube.com/playlist?list=PLeo1K3hjS3uvCeTYTeyfe0-rN5r8zn9rw) - Dhaval Patel
@@ -1334,7 +1366,7 @@
 * [MATLAB Onramp](https://matlabacademy.mathworks.com/details/matlab-onramp/gettingstarted) - Renee Bach
 * [MATLAB Programming for Numerical Computation NPTEL](https://www.youtube.com/playlist?list=PLRWKj4sFG7-6_Xr9yqg6SMr_F80KdFVhN) - Niket Kaisare NPTEL
 * [MATLAB Programming Techniques](https://matlabacademy.mathworks.com/details/matlab-programming-techniques/mlpr) - Matt Tearle
-* [MIT 18.S997 Introduction to MATLAB Programming](http://ocw.mit.edu/courses/mathematics/18-s997-introduction-to-matlab-programming-fall-2011/)
+* [MIT 18.S997 Introduction to MATLAB Programming](http://ocw.mit.edu/courses/mathematics/18-s997-introduction-to-matlab-programming-fall-2011/) - MIT OpenCourseWare
 
 
 #### Simulink
@@ -1439,7 +1471,7 @@
 
 ### Processing
 
-* [Learning Processing: A Beginner's Guide to Programming Images, Animation, and Interaction](https://www.youtube.com/c/TheCodingTrain/playlists?view=50&sort=dd&shelf_id=10) - The Coding Train
+* [Learning Processing: A Beginner's Guide to Programming Images, Animation, and Interaction](https://thecodingtrain.com/tracks/learning-processing) - The Coding Train
 
 
 ### Python
@@ -1484,6 +1516,7 @@
 * [Python Course](https://www.python-course.eu)
 * [Python Course from scratch](https://scrimba.com/playlist/pNpZMAB) - Olaf Paulson (scrimba)
 * [Python Data Analysis](https://www.coursera.org/learn/python-analysis) - Scott Rixner, Joe Warren (Coursera)
+* [Python for Beginners](https://alison.com/course/python-for-beginners) - Merul Dhiman (Alison)
 * [Python for Beginners](https://www.youtube.com/playlist?list=PLUaB-1hjhk8GHKfndKjyDMHPg_HlQ4vpK) - Alex The Analyst
 * [Python for Beginners (Full Course)](https://www.youtube.com/playlist?list=PLsyeobzWxl7poL9JTVyndKe62ieoN-MZ3) - Telusko
 * [Python for Data Science, AI & Development](https://www.coursera.org/learn/python-for-applied-data-science-ai) - Joseph Santarcangelo (Coursera)
@@ -1555,6 +1588,7 @@
 * [Introduction to R](https://www.datacamp.com/courses/free-introduction-to-r) - DataCamp
 * [R Basics - R Programming Language Introduction](https://www.udemy.com/course/r-basics/) - R-Tutorials Training (Udemy)
 * [R Programming](https://www.coursera.org/course/rprog)
+* [R Programming For Beginners](https://www.youtube.com/playlist?list=PLEiEAq2VkUUKAw0aAJ1W4jpZ1q9LpX4yG) - Simplilearn
 * [R Programming Tutorial](https://www.youtube.com/watch?v=_V8eKsto3Ug) - Barton Poulson (freeCodeCamp)
 * [R Tutorial For Beginners \| Edureka](https://www.youtube.com/watch?v=fDRa82lxzaU) - Edureka!
 
@@ -1592,6 +1626,7 @@
 
 ### Rust
 
+* [Complete Rust Marathon](https://www.youtube.com/watch?v=joCFbTJt0o0&t=20s) - Harkirat Singh
 * [Comprehensive Rust](https://google.github.io/comprehensive-rust/index.html) - Google
 * [Intro to Rust](https://www.youtube.com/playlist?list=PLJbE2Yu2zumDF6BX6_RdPisRVHgzV02NW) - Tensor Programming
 * [Learn Rust from scratch](https://www.educative.io/courses/learn-rust-from-scratch) - Educative.io
@@ -1614,19 +1649,16 @@
 ### Scala
 
 * [Functional Programming in Scala Specialization](https://www.coursera.org/course/reactive)
+* [Scala at Light Speed](https://www.youtube.com/playlist?list=PLmtsMNDRU0BxryRX4wiwrTZ661xcp6VPM) - Rock the JVM
 
 
 ### Security
 
 * [@TJ_Null’s OSCP Prep](https://youtube.com/playlist?list=PLidcsTyj9JXK-fnabFLVEvHinQ14Jy5tf) - IppSec
 * [Computer Systems Security](https://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-858-computer-systems-security-fall-2014) - Nickolai Zeldovich (MIT OpenCourseWare)
-* [Ethical Hacking](https://www.youtube.com/playlist?list=PLDV15dUauYyOcloXu7GXHJ6Xxq5XTBg1k) - Cyber Square
 * [Ethical Hacking](https://www.hacker101.com/videos) - Hacker101
 * [Ethical Hacking - Basics (Kali 2021)](https://www.udemy.com/course/ethical-hacking-basics-kali-20211) - Arthur Salmon (Udemy)
-* [Ethical Hacking - SQL Injection Attack](https://www.udemy.com/course/sql-injection-ethical-hacking) - Sunil K. Gupta, Knowledge Aacademy (Udemy)
 * [Ethical Hacking for beginners: Beginner to Advance](https://www.udemy.com/course/ethical-hacking-for-beginners-beginner-to-advance) - PaceIT Academy (Udemy)
-* [Ethical Hacking from Scratch - The Complete Course](https://www.udemy.com/course/ethical-hacking-by-digiflax) - DIGIFLAX E-LEARNING (Udemy)
-* [Ethical Hacking Kali Linux Command Line (CLI) Hands-On](https://www.udemy.com/course/kali-linux-command-line-cli-hands-on) - Musab Zayadneh (Udemy)
 * [Ethical hacking with Hak5 devices](https://www.udemy.com/course/ethical-hacking-with-hak5-devices) - David Bombal (Udemy)
 * [Foundations of Hacking and Pentesting Android Apps](https://www.udemy.com/course/foundations-of-hacking-and-pentesting-android-apps) - Scott Cosentino (Udemy)
 * [Full Length Hacking Courses](https://youtube.com/playlist?list=PLLKT__MCUeixqHJ1TRqrHsEd6_EdEvo47) - The Cyber Mentor
@@ -1642,10 +1674,8 @@
 * [Professor Messer’s SY0-601 CompTIA Security+ Course](https://www.professormesser.com/security-plus/sy0-601/sy0-601-video/sy0-601-comptia-security-plus-course/) - Professor Messer
 * [Reverse Engineering For Everyone!](https://0xinfection.github.io/reversing) - mytechnotalent
 * [Stanford Cryptography I](https://www.coursera.org/course/crypto) - Dan Boneh
-* [Stanford Cryptography II](https://www.coursera.org/course/crypto2) - Dan Boneh
 * [Start Ethical Hacking with Parrot Security OS (Alt. to Kali)](https://www.udemy.com/course/ethical-hacking-with-parrot-security-os) - Seyed Farshid Miri (Udemy)
 * [The Complete Cyber Security & Hacking Course](https://academy.ehacking.net/p/cyber-security-training-hacking-course) - INSEC-TECHS (EH Academy)
-* [WireShark for Ethical Hacking](https://www.udemy.com/course/wireshark-for-ethical-hacking-new) - Musab Zayadneh (Udemy)
 * [Zero to Hero: A Practical Network Penetration Testing Course](https://www.youtube.com/playlist?list=PLLKT__MCUeiwBa7d7F_vN1GUwz_2TmVQj) - The Cyber Mentor
 
 
diff --git a/courses/free-courses-hi.md b/courses/free-courses-hi.md
index 6a0ed53f5..bd3845902 100644
--- a/courses/free-courses-hi.md
+++ b/courses/free-courses-hi.md
@@ -30,11 +30,13 @@
 * [Golang](#golang)
 * [HTML and CSS](#html-and-css)
     * [Bootstrap](#bootstrap)
+    * [Material UI](#material-ui)
     * [Tailwind CSS](#tailwind-css)
 * [iOS](#ios)
 * [Java](#java)
     * [Spring Boot](#spring-boot)
 * [JavaScript](#javascript)
+    * [GSAP](#gsap)
     * [jQuery](#jquery)
     * [Next.js](#nextjs)
     * [Node.js](#nodejs)
@@ -79,6 +81,7 @@
 * [Binary Trees - by LoveBabbar](https://www.youtube.com/playlist?list=PLDzeHZWIZsTo87y1ytEAqp7wYlEP3nner) - CodeHelp - by Babbar
 * [Binary Trees - Level 1](https://www.youtube.com/playlist?list=PL-Jc9J83PIiHYxUk8dSu2_G7MR1PaGXN4) - Pepcoding
 * [Bit Manipulation - Level 2](https://www.youtube.com/playlist?list=PL-Jc9J83PIiFJRioti3ZV7QabwoJK6eKe) - Pepcoding
+* [Complete C++ DSA Course \| Data Structures & Algorithms Playlist](https://www.youtube.com/playlist?list=PLfqMhTWNBTe137I_EPQd34TsgV6IO55pt) - Apna College
 * [Complete C++ Placement DSA Course](https://www.youtube.com/playlist?list=PLDzeHZWIZsTryvtXdMr6rPh4IDexB5NIA) - CodeHelp by Babbar
 * [Data Structures and Algorithms Course in Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9ahIappRPN0MCAgtOu3lQjQi) - CodeWithHarry
 * [Data Structures and Algorithms for GATE — Complete Playlist](https://www.youtube.com/playlist?list=PLC36xJgs4dxFCQVvjMrrjcY3XrcMm2GHy) - Gate CSE lectures by Amit Khurana
@@ -134,12 +137,15 @@
 
 * [Arduino Programming In Hindi (Full Playlist)](https://www.youtube.com/watch?v=KOa1aVijhao) - SBS online classes
 * [Arduino Programming Series (हिंदी में)](https://www.youtube.com/playlist?list=PLV3C-t_tgjGFyXP_-AF37AoIuxM9jzELM) - Engineers & Electronics
+* [Arduino project in hindi](https://www.youtube.com/playlist?list=PLLpp1gWWec-Fj93mz9kfflp_ovplKCpR4) -  Praveen Innovation Lab
 * [Complete Arduino Tutorial Learn Arduino Programming in Hindi](https://www.youtube.com/playlist?list=PLg2KtP8cgLjzNu5G2bQQLxFeBiqk8IO0s) - Techtalks With Vivek
+* [Learn Arduino in Hindi](https://www.youtube.com/playlist?list=PLVl__93X7ZlxnDtEY1_ibH-fECYEAKAQC) - TEKNOISTIX
 
 
 ### Artificial Intelligence
 
 * [Artificial Intelligence (Complete Playlist)](https://www.youtube.com/playlist?list=PLxCzCOWd7aiHGhOHV-nwb0HR5US5GFKFI) - Gate Smashers
+* [Artificial Intelligence Lectures Hindi](https://www.youtube.com/playlist?list=PLV8vIYTIdSnYsdt0Dh9KkD9WFEi7nVgbe) - Easy Engineering Classes
 * [Generative AI Series - Showcasing Generative AI By Building Projects](https://www.youtube.com/playlist?list=PLu0W_9lII9aiS4rUVp2jXwIvCruo27sG6) - CodeWithHarry
 * [Playlist to Artificial Intelligence ](https://www.youtube.com/playlist?list=PLPIwNooIb9vgB1DQEftkKA3qOdeC4vonA) - Perfect Computer Engineer
 * [Prompt Engineering Full Course in Hindi (beginner to Master)](https://www.youtube.com/playlist?list=PLyz4Eb45WBQ02Md7BiIO1sUsKTs8GcWKS) - EduExpress
@@ -178,12 +184,14 @@
 * [C Language Tutorial For Beginners In Hindi (With Notes)](https://www.youtube.com/watch?v=ZSPZob_1TOk) - CodeWithHarry
 * [C Language Tutorial in Hindi](https://www.youtube.com/playlist?list=PLmRclvVt5DtksgReOH3s7R1_cb1QA8vrb) - codeitup
 * [C Language Tutorials In Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9aiXlHcLx-mDH1Qul38wD3aR) - CodeWithHarry
+* [C Programming Course](https://www.youtube.com/playlist?list=PLxgZQoSe9cg1drBnejUaDD9GEJBGQ5hMt) - College Wallah
 * [C Programming Tutorials](https://www.youtube.com/playlist?list=PLiOa6ike4WAHH3HyPUu6pUG-r0LApvW-l) - Vikas Pandey, easytuts4you
 
 
 ### <a id="csharp"></a>C\#
 
 * [Basic C# Programming Tutorials](https://www.youtube.com/playlist?list=PLCqWuVe6WFLLmMTO44hpYKnptJ6765skH) -  Sunny Games & Technology
+* [C# Programming Complete in Hindi By Arvind](https://www.youtube.com/playlist?list=PLOd2apPiwn-Z8GJiZs5HYb7HoiVvTV9H7) - Sarkar Study Waves Education
 * [C# Programming language (Console Applications)](https://www.youtube.com/playlist?list=PLX07l0qxoHFLZftsVKyj3k9kfMca2uaPR) - Learning Never Ends 
 * [C# Tutorial In Hindi](https://www.youtube.com/watch?v=SuLiu5AK9Ps) - CodeWithHarry
 * [C# Tutorial in Hindi for Beginners](https://www.youtube.com/playlist?list=PLV8vIYTIdSnYTYr0bmIbfzYii0YQSPocB) - Easy Engineering Classes
@@ -199,7 +207,6 @@
 ### <a id="cpp"></a>C++
 
 * [C++ and DSA Foundation Course](https://www.youtube.com/playlist?list=PLxgZQoSe9cg0df_GxVjz3DD_Gck5tMXAd) - College Wallah
-* [C++ Basics in One Shot - Strivers A2Z DSA Course - L1](https://www.youtube.com/watch?v=EAR7De6Goz4) - Take U Forward
 * [C++ Full Course \| C++ Tutorial \| Data Structures & Algorithms](https://www.youtube.com/playlist?list=PLfqMhTWNBTe0b2nM6JHVCnAkhQRGiZMSJ) - Apna College
 * [C++ Full Course \|Complete C++ Placement DSA Course\| Data Structures & Algorithms](https://www.youtube.com/playlist?list=PLDzeHZWIZsTryvtXdMr6rPh4IDexB5NIA) - CodeHelp - by Babbar
 * [C++ Programming in Hindi](https://www.mygreatlearning.com/academy/learn-for-free/courses/c-programming-in-hindi1) - Bharani Akella (My Great Learning)
@@ -220,9 +227,8 @@
 * [Cloud Computing](https://www.youtube.com/playlist?list=PLYwpaL_SFmcCyQH0n9GHfwviu6KeJ46BV) - 5 Minutes Engineering
 * [Cloud Computing](https://www.youtube.com/playlist?list=PLDN4rrl48XKqNsrDogCpHsul3UHMC0Wdq) - Abdul Bari
 * [Cloud Computing Course Free](https://www.youtube.com/watch?v=lae0mfHBSjk) - Intellipaat
-* [Cloud Computing Full Course In 11 Hours](https://www.youtube.com/watch?v=2LaAJq1lB1Q) - Edureka
 * [Cloud Computing Tutorial](https://www.youtube.com/playlist?list=PL-JvKqQx2AtfQ8cGyKsFE7Tj2FyB1yCkd) - University Academy
-* [NPTEL Cloud Computing Course](https://www.youtube.com/playlist?list=PLShJJCRzJWxhz7SfG4hpaBD5bKOloWx9J) - NPTEL  
+ 
 
 
 #### AWS
@@ -245,6 +251,7 @@
 
 ### Compiler Design
 
+* [Compiler Design](https://www.youtube.com/playlist?list=PL1QH9gyQXfguPNDTsnG90W2kBDQpYLDQr) - The Gatehub
 * [Compiler Design](https://www.youtube.com/playlist?list=PL9FuOtXibFjVR-87LcU-DS-9TJcbG97_p) - Abhishek Sharma
 * [Compiler Design](https://www.youtube.com/playlist?list=PL23dd-8zssJBiyntds3X1sVWUDeb0Aa1N) - Start Practicing
 * [Compiler Design (Complete Playlist)](https://www.youtube.com/playlist?list=PLmXKhU9FNesSmu-_DKC7APRoFkaQvGurx) - KnowledgeGATE by Sanchit Sir
@@ -281,7 +288,7 @@
 * [Complete C++ Placement DSA Course](https://www.youtube.com/playlist?list=PLDzeHZWIZsTryvtXdMr6rPh4IDexB5NIA) - CodeHelp by Babbar
 * [Data Structure And Algorithms Course \| DSA Tutorial in Hindi](https://www.youtube.com/playlist?list=PLmGElG-9wxc9Us6IK6Qy-KHlG_F3IS6Q9) - ScoreShala
 * [Data Structure Programs \| Hindi](https://www.youtube.com/playlist?list=PLsFNQxKNzefJU-Sj__mljvrmJHZVKWbEm) - Saurabh Shukla
-* [Data Structures and Algorithms](https://www.youtube.com/playlist?list=PLdo5W4Nhv31bbKJzrsKfMpo_grxuLl8LU) - Jenny's Lectures CS IT
+* [Data Structure using Java](https://www.youtube.com/playlist?list=PLH9iLcrNpXtQYQiudzpZpGw0mptHc06Su) - ForMyScholars
 * [Data Structures and Algorithms Course in Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9ahIappRPN0MCAgtOu3lQjQi) - CodeWithHarry
 * [DSA-One Course- The Complete Data Structure and Algorithms Course](https://www.youtube.com/playlist?list=PLUcsbZa0qzu3yNzzAxgvSgRobdUUJvz7p) - Anuj Bhaiya
 * [Functions and Arrays - Level 1](https://www.youtube.com/playlist?list=PL-Jc9J83PIiHOV7lm2uSw4ZiVsIRsGS6r) - Pepcoding
@@ -289,7 +296,6 @@
 * [Heap Playlist Interview Questions Coding Tutorials Data Structures](https://youtube.com/playlist?list=PL_z_8CaSLPWdtY9W22VjnPxG30CXNZpI9) - Aditya Verma 
 * [Java + Data Structures + Algorithms](https://www.youtube.com/playlist?list=PLKKfKV1b9e8ps6dD3QA5KFfHdiWj9cB1s) - Apni Kaksha
 * [Java + DSA](https://www.youtube.com/playlist?list=PLfqMhTWNBTe3LtFWcvwpqTkUSlB32kJop) - Apna College
-* [Java + DSA + Interview Preparation Course](https://youtube.com/playlist?list=PL9gnSGHSqcnr_DxHsP7AW9ftq0AtAyYqJ) - Kunal Kushwaha
 * [Linked Lists - Level 1](https://www.youtube.com/playlist?list=PL-Jc9J83PIiF5VZmktfqW6WVU1pxBF6l_) - Pepcoding
 * [Simplified DSA with FRAZ](https://www.youtube.com/playlist?list=PLKZaSt2df1gy75J3irj89a2vSGqeQdtDA) - Fraz
 * [Stack Playlist \| Interview Questions \| Coding \| Tutorials \| Data Structures](https://www.youtube.com/playlist?list=PL_z_8CaSLPWdeOezg68SKkeLN4-T_jNHd) - Aditya Verma
@@ -300,7 +306,6 @@
 * [3.1 DBMS In Hindi (Complete Playlist)](https://www.youtube.com/playlist?list=PLmXKhU9FNesR1rSES7oLdJaNFgmuj0SYV) - Knowledge Gate
 * [Database Management System (DBMS)](https://www.youtube.com/playlist?list=PLrjkTql3jnm-CLxHftqLgkrZbM8fUt0vn) - Education 4u
 * [Database Management System (DBMS) in Hindi](https://www.youtube.com/playlist?list=PLAOnhLRjMTMDigfUzaAAQo7lbfScPFtHs) - Jitendra Ajmedha
-* [DBMS (Database Management System)](https://www.youtube.com/playlist?list=PLdo5W4Nhv31b33kF46f9aFjoJPOkdlsRc) - Jenny's lectures CS/IT NET&JRF
 * [DBMS (Database Management System) Complete Playlist](https://www.youtube.com/playlist?list=PLxCzCOWd7aiFAN6I8CuViBuCdJgiOkT2Y) - Gate Smashers
 * [DBMS Lectures in Hindi](https://www.youtube.com/playlist?list=PL0s3O6GgLL5dg3bZhTicr5zUITPAlZNjj) - Last moment tuitions 
 * [DBMS Placements Series 2022](https://www.youtube.com/playlist?list=PLDzeHZWIZsTpukecmA2p5rhHM14bl2dHU) - CodeHelp - by Babbar
@@ -331,7 +336,6 @@
 * [Flutter 3 tutorial in Hindi](https://youtube.com/playlist?list=PLB97yPrFwo5g-XcPlfSXSOeeby23jVAcp) - CODERS NEVER QUIT
 * [Flutter App Development](https://www.youtube.com/playlist?list=PLlvhNpz1tBvH4Wn8rMjtscK3l2pXnC9aN) - Code With Dhruv
 * [Flutter Complete Tutorial in Hindi](https://www.youtube.com/playlist?list=PLjVLYmrlmjGfGLShoW0vVX_tcyT8u1Y3E) - WsCube Tech
-* [Flutter Essential Course](https://www.youtube.com/watch?v=Wdx8vwN_nWI) - freecodecamp
 * [Flutter Series 2020](https://www.youtube.com/playlist?list=PLDzeHZWIZsTo3Cs115GXkot28i406511Y) - CodeHelp - by Babbar
 * [Flutter Tutorial For Beginners in Hindi](https://www.youtube.com/playlist?list=PLMkkZSS5OjPIwDyHHKVex6zr008U1-sWM) - Geeks Rank
 * [Flutter Widgets in Hindi](https://www.youtube.com/playlist?list=PLz7ymP4HzwSH3vAnhDWLkO2TLbwGeigl7) - Ahirlog
@@ -351,6 +355,7 @@
 
 ### Git and GitHub
 
+* [Complete git and Github course in Hindi](https://www.youtube.com/watch?v=q8EevlEpQ2A) - Chai aur Code
 * [Complete Git and GitHub Tutorial](https://www.youtube.com/watch?v=apGV9Kg7ics&t=7s) - Kunal Kushwaha
 * [Complete Git and Github Tutorials for Beginners](https://www.youtube.com/watch?v=Ez8F0nW6S-w) - Apna College
 * [Complete Git and GitHub Tutorials For Beginners In Hindi](https://www.youtube.com/playlist?list=PLzdlNxYnNoafZq1AKcqiGvj0gkzrjmgq7) - Code House
@@ -373,6 +378,7 @@
 * [Go Lang Tutorials in HINDI](https://www.youtube.com/playlist?list=PL45_xGOyv4bk55CMmqH6S6vvnwKD8qifD) - Coder Singh
 * [Go programming (GoLang) Tutorial for Beginners in Hindi](https://www.youtube.com/playlist?list=PLEtkoO2np9szq1XDH1Mfr36Fg5EXh-z20) - Host Progrmming
 * [Go programming Tutorial for Beginners(Hindi)](https://www.youtube.com/playlist?list=PLgPJX9sVy92yu7If3I7GonlWA8YU1BuAk) - CS Geeks
+* [Golang Tutorial](https://www.youtube.com/playlist?list=PLXQpH_kZIxTWUe-Ee-DZEX5gfeoo4tHV6) - Coder's Gyan
 * [Let's go with golang](https://www.youtube.com/playlist?list=PLRAV69dS1uWQGDQoBYMZWKjzuhCaOnBpa) - Hitesh Choudhary
 
 
@@ -406,9 +412,18 @@
 * [Bootstrap Tutorial in Hindi With 2 Projects for Beginners \| Complete Bootstrap 5 Tutorial in Hindi](https://youtube.com/watch?v=QE5oQh63gGE) - Tech Gun
 
 
+#### Material UI
+
+* [Material UI Complete in One Video (Hindi)](https://www.youtube.com/watch?v=TJz6y9RLtA8) - Geeky Shows
+* [Material UI Tutorial](https://www.youtube.com/playlist?list=PLlR2O33QQkfXnZMMZC0y22gLayBbB1UQd) - Indian Coders
+* [Material UI Tutorial for Beginners in Hindi](https://www.youtube.com/playlist?list=PL8u9CiaEfFDaR0ipsKfHdnZccTm10J7-3) - Basics Adda
+* [Reactjs material ui in hindi](https://www.youtube.com/playlist?list=PL8p2I9GklV4722H3_nosmpdjNXIPuBUXm) - Code Step By Step
+
+
 #### Tailwind CSS
 
 * [Learn Tailwind CSS with Projects - Hindi](https://www.youtube.com/playlist?list=PLPppPPmk0i3h9Xs6cAknE9OODTqZD5zFe) - Do Some Coding
+* [Tailwind Course + Project](https://www.youtube.com/playlist?list=PLUcsbZa0qzu0OrMJWIuhvibOPZm_IHGTl) - Anuj Bhaiya
 * [Tailwind CSS Complete Course](https://www.youtube.com/playlist?list=PLfEr2kn3s-br05lTglbEi25A1X07cvihy) - Anurag Singh ProCodrr
 * [Tailwind CSS Complete Course - CSS Framework [Hindi] - Beginner to Advanced](https://www.youtube.com/playlist?list=PLjVLYmrlmjGfpwYhVAbiGAhFl6h8XWDV_) - WsCube Tech
 * [Tailwind css hindi](https://www.youtube.com/playlist?list=PLLCu4ndnReXLXfD-iIGBEB6_l8uF6TMNO) - NST Infotech
@@ -468,6 +483,13 @@
 * [Web Development Course](https://www.youtube.com/playlist?list=PLfqMhTWNBTe3H6c9OGXb5_6wcc1Mca52n) - Apna College
 
 
+#### GSAP
+
+* [Animate anything with GSAP \| Complete GSAP Course](https://www.youtube.com/playlist?list=PLbtI3_MArDOnIIJxB6xFtpnhM0wTwz0x6) - Sheryians Coding School
+* [GSAP Demystified \| From Beginning to Advanced](https://www.youtube.com/playlist?list=PLbtI3_MArDOn9x8DUbc-E0t9PnvrUaPs9) - Sheryians Coding School
+* [Learning GSAP in hindi](https://www.youtube.com/playlist?list=PLf8nAOi8Z9NXGhl7m8rTWmzjyhJEuFYmF) - D.Designing
+
+
 #### jQuery
 
 * [jQuery Tutorial for beginners in Hindi 2020](https://youtube.com/playlist?list=PL-6FWL4WVVWXmWe_HnPG0rBQmmJfGsTKS) - CSEtutorials
@@ -510,6 +532,7 @@
 * [React Js Tutorials in Hindi](https://www.youtube.com/playlist?list=PLu0W_9lII9agx66oZnT6IyhcMIbUMNMdt) - Haris Ali Khan, CodeWithHarry
 * [React Tutorial for Beginners in Hindi](https://www.youtube.com/playlist?list=PL8p2I9GklV47BCAjiCtuV_liN9IwAl8pM) - Code Step By Step
 * [React Tutorial in Hindi](https://www.youtube.com/watch?v=RGKi6LSPDLU) - CodeWithHarry
+* [React.js Full Course in Hindi \| Zero to Advanced in 28 Hours](https://www.youtube.com/playlist?list=PLfEr2kn3s-bqpPUbeTZP6iRXTxTLwNB7F) - Anurag Singh ProCodrr
 * [ReactJS Tutorial for Beginners to Advanced](https://youtube.com/playlist?list=PL_HlKez9XCSO1g7c61SyJZE4iehJDFg_w) - Technical Suneja 
 * [ReactJS Tutorials for Beginners In Hindi](https://www.youtube.com/playlist?list=PLUVqY59GNZQNTlOnGne0G7DXnmi7CeOtc) - Pradeep Maurya
 
@@ -574,7 +597,8 @@
 * [Discrete Mathematics (Full Course) By Dr.Gajendra Purohit](https://www.youtube.com/playlist?list=PLU6SqdYcYsfJ27O0dvuMwafS3X8CecqUg) - Gajendra Purohit
 * [Discrete Mathematics Tutorials In Hindi | B.TECH- B.E.-UGC NET- GATE- LECTURES In Hindi](https://www.youtube.com/playlist?list=PLL8qj6F8dGlTX359q-PBBUFw3BrBvAxq3) - Deepak Garg
 * [Maths for CP](https://www.youtube.com/playlist?list=PL-Jc9J83PIiFs8E0EGeckM89cD8E6sFro) - Pepcoding
-* [Statistics And Probability](https://www.youtube.com/playlist?list=PLU6SqdYcYsfLRq3tu-g_hvkHDcorrtcBK) - Gajendra Purohit
+* [Maths for Machine Learning](https://www.youtube.com/playlist?list=PLKnIA16_RmvbYFaaeLY28cWeqV-3vADST) - CampusX
+* [Statistics And Probability](https://www.youtube.com/playlist?list=PLU6SqdYcYsfLRq3tu-g_hvkHDcorrtcBK) - Gajendra Purohit  
 
 
 ### Matlab
@@ -598,6 +622,7 @@
 
 ### Natural Language Processing
 
+* [Natural Language Processing](https://www.youtube.com/playlist?list=PLKnIA16_RmvZo7fp5kkIth6nRTeQQsjfX) - CampusX
 * [Natural Language Processing with Deep NLP from Zero to Hero](https://www.youtube.com/playlist?list=PLtCBuHKmdxOefxJhd6u8KY9vTN8G5D5yG) - Fahad Hussain 
 * [NLP Tutorial Playlist Python](https://www.youtube.com/playlist?list=PLeo1K3hjS3uuvuAXhYjV2lMEShq2UYSwX) - Code Basics
 * [Playlist to Natural Language Processing [ Hindi ]](https://www.youtube.com/playlist?list=PLPIwNooIb9vimsumdWeKF3BRzs9tJ-_gy) - Perfect Computer Engineer
@@ -695,6 +720,7 @@
 
 * [[Hindi] Flask Tutorial For Beginners 2020](https://www.youtube.com/playlist?list=PLkPmSWtWNIyQ-_mlHIQho9nCnxdbvnQIl) - Knowledge Shelf
 * [Flask (Python) In Hindi](https://www.youtube.com/playlist?list=PLy-CGmBdq2VGQGbhmSQEOD3Ty-Fp19pGC) - HindiSiksha
+* [Flask for Machine Learning](https://learnwith.campusx.in/courses/Flask-for-Machine-Learning-Introduction-to-Flask--Dynamic-URL-Redirection-URL-Building-Jinja-Templates-Forms--Input-Validation-Databases-Sessions-Cookies-Training--Deloyment-of-ML-Model-6658698ad54433398d1a487b) - Mohammed Misbahullah Sheriff (CampusX)
 * [Web Development Using Flask and Python](https://www.youtube.com/playlist?list=PLu0W_9lII9agAiWp6Y41ueUKx1VcTRxmf) - CodeWithHarry
 
 
@@ -714,6 +740,7 @@
 
 ### Ruby
 
+* [Complete Ruby Programming Course \|\| Hindi](https://www.youtube.com/playlist?list=PLgPJX9sVy92y_ENwi_4hMCpDtQFnazFPp) - CS Geeks
 * [Learn Ruby in 45 Minutes \| Hindi](https://www.youtube.com/watch?v=3V9a_WYEQPA) - CS Geeks
 
 
@@ -752,7 +779,9 @@
 
 ### Solidity
 
+* [Solidity ^0.8 \| Blockchain \| In Hindi](https://www.youtube.com/playlist?list=PL-Jc9J83PIiG6_thChXWzolj9BEG-Y0gh) - Pepcoding
 * [Solidity Full Course](https://www.youtube.com/playlist?list=PLgPmWS2dQHW9u6IXZq5t5GMQTpW7JL33i) - Code Eater
+* [Solidity full course for beginners in Hindi](https://www.youtube.com/playlist?list=PLR0uCBk15bq9a__TgfcZ7oA73MTEZ3NOK) - web3Mantra
 
 
 ### Swift
diff --git a/courses/free-courses-id.md b/courses/free-courses-id.md
index 5450f64a6..cc1411383 100644
--- a/courses/free-courses-id.md
+++ b/courses/free-courses-id.md
@@ -100,6 +100,7 @@
 * [Dart Indonesia](https://www.youtube.com/playlist?list=PLoNv-2zK-dzEbZSFeGgSnpdp5i_Lwto-8) - CodeWithIhwan
 * [Dart Programming Untuk Persiapan Belajar Flutter](https://buildwithangga.com/kelas/dart-programming-untuk-persiapan-belajar-flutter) - Rifqi Eka (BuildWithAngga) *(phone number and email address required)*
 * [Pemrograman Berorientasi Objek - Dart](https://www.youtube.com/playlist?list=PLZS-MHyEIRo7cgStrKAMhgnOT66z2qKz1) - Erico Darmawan Handoyo
+* [Tutorial Dart](https://www.kevintekno.com/p/tutorial-dart.html) - Kevin Tekno
 * [TUTORIAL DART DASAR (BAHASA INDONESIA)](https://www.youtube.com/watch?v=-mzXdI27tyk) - Eko Kurniawan Khannedy, Programmer Zaman Now
 * [Tutorial Dart OOP - Bahasa Indonesia](https://www.youtube.com/watch?v=k0ycD2aqPzU) - Eko Kurniawan Khannedy, Programmer Zaman Now
 
@@ -150,6 +151,7 @@
 * [Source Code Management untuk Pemula](https://www.dicoding.com/academies/116) - Dicoding, membutuhkan registrasi
 * [Tutorial GIT Bahasa Indonesia Lengkap](https://www.youtube.com/playlist?list=PL1aMeb5UP_PHXTV_Xpt-19x_rVPXrymOM) - IDStack
 * [Tutorial Git Dasar](https://www.youtube.com/watch?v=fQbTeNX1mvM) - Programmer Zaman Now
+* [Upload Code di Github](https://app.sko.dev/kelas/upload-kode-di-github) - Sekolah Koding
 
 
 ### Go
@@ -217,6 +219,7 @@
 * [Belajar Full-stack JavaScript Dengan Next.js Dalam 6 Jam](https://www.youtube.com/watch?v=kproo1ezjH0&t=2s) - Nauval, Array Id
 * [Belajar JavaScript](https://alwaysngoding.com/belajar-javascript/teori) - Muhammad Saleh Solahudin, Always Ngoding (account *required*)
 * [Belajar JavaScript Async](https://www.youtube.com/playlist?list=PL-CtdCApEFH-I4CD6km3BcXqrhWAkY4et) - Eko Kurniawan Khannedy, Programmer Zaman Now
+* [Belajar JavaScript Untuk Website](https://app.sko.dev/kelas/belajar-javascript-untuk-website) - sko.dev
 * [Dasar Pemrograman dengan JavaScriipt](https://www.youtube.com/playlist?list=PLFIM0718LjIWXagluzROrA-iBY9eeUt4w) - Web Programming UNPAS
 * [ExpressJS Tutorial Indonesia](https://www.youtube.com/playlist?list=PL9At9z2rvOC-sgzJx7rM_wMDONnEM4E0A) - Ekky Ridyanto (Balademy)
 * [JavaScript dan DOM (Document Object Model)](https://www.youtube.com/playlist?list=PLFIM0718LjIWB3YRoQbQh82ZewAGtE2-3) - Web Programming UNPAS
diff --git a/courses/free-courses-it.md b/courses/free-courses-it.md
index 17a548342..a99db68dd 100644
--- a/courses/free-courses-it.md
+++ b/courses/free-courses-it.md
@@ -58,6 +58,7 @@
 ### Assembly
 
 * [Assembler x86](https://www.youtube.com/playlist?list=PLUJjY3hQLJ3NHQ9315KVvgiZ3v2FLtcbs)
+* [Assembly x86](https://www.youtube.com/playlist?list=PL4GzWsD6ECaXVzneIlSV62plQPdWXIZ_h) - Leonardo Boselli
 
 
 ### Bash / Shell
@@ -157,6 +158,7 @@
 ### Machine Learning
 
 * [Machine Learning in italiano col Pollo Watzlawick](https://www.youtube.com/playlist?list=PLa-sizbCyh93c0nSPAb8k5ZZeOq4SBIl9) - Piero Savastano
+* [Machine Learning Reti Neurali](https://www.youtube.com/playlist?list=PL-tCoHPn6YlbCQHeyRxc_CQ0f1VZsUD6D) - Davide Manzoni (Brainlink)
 
 
 ### Misto
@@ -235,11 +237,13 @@
 ### Web
 
 * [Computer grafica 2017/2018](https://www.youtube.com/playlist?list=PLUFFnpJdi99kXjntQ0LNPnLbRLjKzmQaC) - A. Bottino, Politecnico di Torino
+* [Corso Bootstrap Italiano](https://www.youtube.com/playlist?list=PLP5MAKLy8lP_boQ2FBTSvA1fU73x2BiEv) - Edoardo Midali
 * [Corso CSS 3 Completo 2023](https://www.youtube.com/playlist?list=PLP5MAKLy8lP-a0MG-MFHKCISmj2Wg4vT6) - Edoardo Midali
 * [Corso Flutter 2020](https://www.youtube.com/playlist?list=PLFD-5ZFcEgYX5q5pobSkQGfC6rMYy_puq) - Angelo Cassano
 * [Corso HTML 5 Completo 2023](https://www.youtube.com/playlist?list=PLP5MAKLy8lP8U-yYn6J4hGfcee4Tirieg) - Edoardo Midali
 * [Corso HTML 5 Italiano 2023](https://www.youtube.com/playlist?list=PL6PilnEO6HWbTXL8nLSkp-875H-x-vhEo) - Manuel Ricci
 * [Corso SEO Italiano 2023](https://www.youtube.com/playlist?list=PLP5MAKLy8lP9OpFQyF2LnTWgtcoDLgYm7) - Edoardo Midali
+* [Corso Typescript 2023](https://www.youtube.com/playlist?list=PLP5MAKLy8lP--n8iUsDsFMuTiKW5ooZE6) - Edoardo Midali
 * [Mini Corso React / TypeScript / TSX 2023](https://www.youtube.com/playlist?list=PLUioGv_6G9YJw8uZb040obhcCi8tQX9IQ) - Fabio Biondi
 * [Progettazione di applicazioni Web](https://www.youtube.com/playlist?list=PLE0AA1735F10543A6) - Fulvio Corno, S. Di Carlo, Politecnico di Torino
 
diff --git a/courses/free-courses-mr.md b/courses/free-courses-mr.md
index 7c88ca9e2..737993d03 100644
--- a/courses/free-courses-mr.md
+++ b/courses/free-courses-mr.md
@@ -63,7 +63,6 @@
 
 * [CSS Tutorial In Marathi](https://youtube.com/playlist?list=PLWkJQ8CSXYd4wee103RY961OdWXwnHsBo) - SA Infolines
 * [HTML \| HTML For Beginners \| Krushna Pise \| Marathi Programmer](https://youtube.com/playlist?list=PLWSZr_wlNWaw8_iFhKvrPKp1Uh2S1dXHk) - MaRaTHi ProGrammer
-* [HTML & CSS In Marathi Tutorials](https://youtube.com/playlist?list=PLU1bHMETQ0vzRyMVH2Wp6sA8bMUuVl5S2) - Programming By Yogesh
 
 
 ### Java
diff --git a/courses/free-courses-pl.md b/courses/free-courses-pl.md
index 922c72ad3..4a435b554 100644
--- a/courses/free-courses-pl.md
+++ b/courses/free-courses-pl.md
@@ -7,6 +7,7 @@
 * [C](#c)
 * [C#](#csharp)
 * [C++](#cpp)
+* [Embedded](#embedded)
 * [HTML and CSS](#html-and-css)
 * [Java](#java)
 * [JavaScript](#javascript)
@@ -54,13 +55,19 @@
 * [PROGRAMOWANIE W C++. KURS OD PODSTAW, DLA KAŻDEGO (VIDEO)](https://www.youtube.com/playlist?list=PLOYHgt8dIdoxx0Y5wzs7CFpmBzb40PaDo) - Mirosław Zelent, Damian Stelmach
 
 
+### Embedded
+
+* [Kurs Arduino, poziom II](https://www.forbot.pl/blog/kurs-arduino-ii-wstep-spis-tresci-id15494) - Damian (Treker) Szymański
+* [Kurs podstaw Arduino](https://www.forbot.pl/blog/kurs-arduino-podstawy-programowania-spis-tresci-kursu-id5290)
+* [Kurs STM32L4](https://www.forbot.pl/blog/kurs-stm32-l4-wstep-spis-tresci-dla-kogo-jest-ten-kurs-id48575)
+
+
 ### HTML and CSS
 
 * [Kurs CSS](http://www.kurshtmlcss.pl/kurs-css) (Netido Interactive Agency)
 * [Kurs CSS. Wygląd strony www - kaskadowe arkusze stylów - Pasja informatyki (VIDEO)](https://www.youtube.com/playlist?list=PLOYHgt8dIdow6b2Qm3aTJbKT2BPo5iybv) - Mirosław Zelent, Damian Stelmach
 * [Kurs HTML](http://www.kurshtmlcss.pl/kurs-html) (Netido Interactive Agency)
 * [Kurs HTML](https://www.youtube.com/playlist?list=PLpwxuvBp359NntV2cLO5LaH6tmd6efmHH) - Marcin Filczyński
-* [Kurs HTML - od zera do Webmastera](https://www.youtube.com/playlist?list=PL0zYPqHK5yJWsIn3PIproSyxO3nchPd99)
 * [Kurs html i css](https://www.youtube.com/playlist?list=PLs8Otihb6zvfosmWesJ_lkJS_HzL58gSS)
 * [Kurs HTML. Tworzenie zawartości stron internetowych](https://www.youtube.com/playlist?list=PLOYHgt8dIdox9Qq3X9iAdSVekS_5Vcp5r) - Mirosław Zelent, Damian Stelmach
 
@@ -84,7 +91,7 @@
 
 #### Vue.js
 
-* [FrontAndBack.pl - Kurs Vue w praktyce](https://frontandback.pl/tags/kurs-vue-w-praktyce/)
+* [FrontAndBack.pl - Kurs Vue w praktyce](https://web.archive.org/web/20221004101108/https://frontandback.pl/tags/kurs-vue-w-praktyce/) *(:card_file_box: archived)*
 
 
 ### MySQL
diff --git a/courses/free-courses-ur.md b/courses/free-courses-ur.md
index 3675fcc7d..dedd8b6c7 100644
--- a/courses/free-courses-ur.md
+++ b/courses/free-courses-ur.md
@@ -59,5 +59,5 @@
 
 ### Python
 
+* [Python](https://www.youtube.com/playlist?list=PL-vQNozaqIxuPzFUVEIrYDvd6ieUshJTw) - Kawish - Urdu
 * [Python_ka_chilla (python in 40 days in urdu/Hindi)](https://www.youtube.com/playlist?list=PL9XvIvvVL50HVsu-Ao8NBr0UJSO8O6lBI) - Codeanics
-  
diff --git a/courses/free-courses-vi.md b/courses/free-courses-vi.md
index c5de040aa..d982e001e 100644
--- a/courses/free-courses-vi.md
+++ b/courses/free-courses-vi.md
@@ -8,8 +8,8 @@
 * [Blazor](#blazor)
 * [Bootstrap](#bootstrap)
 * [C](#c)
-* [C#](#csharp)
-* [Cấu trúc dữ liệu và Giải thuật](#cautrucdulieuvagiaithuat)
+* [C#](#a-idcsharpac)
+* [Cấu trúc dữ liệu và Giải thuật](#cấu-trúc-dữ-liệu-và-giải-thuật)
 * [Flutter](#flutter)
 * [Git](#git)
 * [Go](#go)
@@ -141,6 +141,7 @@
 * [HTML](https://www.codehub.com.vn/HTML) - Codehub
 * [HTML Cơ Bản](https://www.codehub.com.vn/HTML-Co-Ban) - Codehub
 * [HTML Cơ Bản](https://www.youtube.com/playlist?list=PLl4nkmb3a8w135_M4YRPzYD9_6tERz3ce) - Thạch Phạm
+* [HTML Dành Cho Lập Trình Viên Web](https://zendvn.com/mien-phi-html-danh-cho-lap-trinh-vien-web-68) - Nguyen Van Linh (ZendVN)
 * [Tự Học Thiết Kế Website với HTML và CSS](https://www.codehub.com.vn/Tu-Hoc-Thiet-Ke-Website-voi-HTML-va-CSS) - Codehub
 
 
diff --git a/docs/CODE_OF_CONDUCT-ja.md b/docs/CODE_OF_CONDUCT-ja.md
index fee634875..1054cca4d 100644
--- a/docs/CODE_OF_CONDUCT-ja.md
+++ b/docs/CODE_OF_CONDUCT-ja.md
@@ -39,8 +39,8 @@
 守らなければなりません。
 
 この行動規範は、[貢献者規約][ホームページ]から引用したものです、
-バージョン1.3.0（https://contributor-covenant.org/version/1/3/0/）から引用したものです。
+バージョン1.3.0(https://contributor-covenant.org/version/1/3/0/) から引用したものです。
 
 [ホームページ]: https://contributor-covenant.org
 
-[翻訳](README.md#translations)
\ No newline at end of file
+[翻訳](README.md#translations)
diff --git a/docs/CONTRIBUTING-ja.md b/docs/CONTRIBUTING-ja.md
index d82e3aeb9..009aa69c5 100644
--- a/docs/CONTRIBUTING-ja.md
+++ b/docs/CONTRIBUTING-ja.md
@@ -1,4 +1,4 @@
-*他の言語で読む](README.md#translations)*。
+*[他の言語で読む](README.md#translations)*。
 
 
 ## 投稿者ライセンス契約
@@ -8,7 +8,7 @@
 
 ## 投稿者の行動規範
 
-貢献することで、あなたはこのリポジトリの[行動規範](CODE_OF_CONDUCT.md)を尊重することに同意します。([翻訳](README.md#translations))
+貢献することで、あなたはこのリポジトリの[行動規範](CODE_OF_CONDUCT-ja.md)を尊重することに同意します。([翻訳](README.md#translations))
 
 
 ## 一言で言えば
@@ -20,14 +20,14 @@
 
 3. リストには6種類あります。適切なものを選んでください：
 
-    - 書籍* ： 本* : PDF、HTML、ePub、gitbook.ioベースのサイト、Gitレポなど。
-    - コース* ： コースは、本ではない学習教材です。[これはコースです](http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-006-introduction-to-algorithms-fall-2011/)。
+    - *書籍* ： PDF、HTML、ePub、gitbook.ioベースのサイト、Gitレポなど。
+    - *コース* ： コースは、本ではない学習教材です。[これはコースです](http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-006-introduction-to-algorithms-fall-2011/)。
     - インタラクティブなチュートリアル ユーザーがコードやコマンドを入力し、その結果を評価する（「評価する」というのは「採点する」という意味ではない）インタラクティブなウェブサイト： [Haskellを試す](http://tryhaskell.org)、[Gitを試す](https://learngitbranching.js.org)。
     - Playgrounds*：プログラミング学習のためのオンラインかつインタラクティブなウェブサイト、ゲーム、またはデスクトップソフトウェアです。コードの断片を書いたり、コンパイル（または実行）したり、共有したりすることができる。プレイグラウンドでは多くの場合、フォークしてコードで遊んで手を汚すことができます。
     - ポッドキャストとスクリーンキャスト* ： ポッドキャストとスクリーンキャスト。
     - 問題集と競技プログラミング* ： 簡単な問題や複雑な問題を解くことで、自分のプログラミング・スキルを評価することができるウェブサイトやソフトウェア。
 
-4. 以下のガイドライン](#guidelines)を必ず守り、ファイルの[Markdown][フォーマット](#formatting)を尊重してください。
+4. [以下のガイドライン](#ガイドライン)を必ず守り、ファイルの[Markdown フォーマット](#フォーマット)を尊重してください。
 
 5. GitHub Actionsは、**リストがアルファベット順に並んでいるか**、**フォーマットルールが守られているか**を確認するためのテストを実行します。**必ず**テストに合格していることを確認してください。
 
@@ -36,7 +36,7 @@
 
 - 本が無料であることを確認する。必要であればダブルチェックしてください。なぜその本が無料だと思うのか、PRにコメントしていただけると管理者が助かります。
 - Google Drive、Dropbox、Mega、Scribd、Issuu、その他類似のファイルアップロードプラットフォームでホストされているファイルは受け付けません。
-- 下記](#alphabetical-order)のように、アルファベット順にリンクを挿入してください。
+- [下記](#アルファベット順)のように、アルファベット順にリンクを挿入してください。
 - 最も権威のあるソース（編集者のウェブサイトよりも著者のウェブサイト、第三者のウェブサイトよりも著者のウェブサイトの方が良いという意味）のリンクを使用してください。
     - ファイルホスティングサービスは使用しない（DropboxやGoogle Driveのリンクがこれに該当します。
 - 同じドメインにあり、同じコンテンツを提供するのであれば、`http`のリンクよりも`https`のリンクの方が常に好ましい。
@@ -75,7 +75,7 @@
 
 例
 
-テキスト
+```text
 [...]
 * 素晴らしい本(http://example.com/example.html)
                                 (空行)
@@ -86,30 +86,30 @@
 * その他の本(http://example.com/other.html)
 ```
 
-- と`の間にスペースを入れないでください：
+- `]` と `(`の間にスペースを入れないでください：
 
-    テキスト
+    ```text
     BAD ： * [Another Awesome Book] (http://example.com/book.html)
     GOOD： * [Another Awesome Book](http://example.com/book.html)
     ```
 
 - 著者を含める場合は、` - `（ダッシュを半角スペースで囲む）を使用する：
 
-    テキスト
+    ```text
     BAD ： * [Another Awesome Book](http://example.com/book.html)- John Doe
     GOOD： * [Another Awesome Book](http://example.com/book.html) - John Doe
     ```
 
 - リンクとその形式の間に半角スペースを入れる：
 
-    テキスト
+    ```text
     BAD ： * [とても素晴らしい本](https://example.org/book.pdf)(PDF)
     GOOD： * [とても素晴らしい本](https://example.org/book.pdf) (PDF)
     ```
 
 - 著者はフォーマットの前に来る：
 
-    テキスト
+    ```text
     BAD ： * [A Very Awesome Book](https://example.org/book.pdf)- (PDF) ジェーン・ロー
     GOOD： * [A Very Awesome Book](https://example.org/book.pdf) - ジェーン・ロー (PDF)
     ```
@@ -144,7 +144,7 @@
 ### アルファベット順
 
 - 同じ文字で始まるタイトルが複数ある場合は、2番目から順に並べる。例：`aa`は`ab`の前。
-- one two`は`onetwo`の前。
+- `one two`は`onetwo`の前。
 
 リンクがずれている場合は、リンターのエラーメッセージを確認して、どの行を入れ替えるべきか確認してください。
 
@@ -180,8 +180,8 @@
 - 私たちは、翻訳者を含め、適切な場合、フリーリソースの作成者をクレジットしたいと思います！
 - 翻訳された作品については、原著者がクレジットされるべきです。この例のように、著者以外のクリエイターをクレジットするには、[MARC relators](https://loc.gov/marc/relators/relaterm.html)を使うことをお勧めします：
 
-    マークダウン
-    * 翻訳本](http://example.com/book.html) - John Doe, `trl.:` Mike The Translator
+    ```markdown
+    * [翻訳本](http://example.com/book.html) - John Doe, `trl.:` Mike The Translator
     ```
 
     この例では、`trl.:`という注釈にMARCのリレータコードを使用しています。
@@ -192,7 +192,7 @@
 - 「Prof.」や「Dr.」のような敬称はクリエイター名に含めません。
 
 
-###期間限定のコースとトライアル
+##### 期間限定のコースとトライアル
 
 - 6ヶ月以内に削除する必要のあるものは掲載しません。
 - コースの受講期間や期間が限定されている場合、掲載しません。
@@ -263,9 +263,9 @@
 - URLバリデーションは[awesome_bot](https://github.com/dkhamsing/awesome_bot)を使います。
 - URL バリデーションを起動するには、`check_urls=file_to_check` を含むコミットメッセージを含むコミットをプッシュします：
 
-    プロパティ
+    ```properties
     check_urls=free-programming-books.md free-programming-books-ja.md
     ```
 
 - チェックするファイルを複数指定することもできます。
-- 複数のファイルを指定した場合、ビルドの結果は最後にチェックしたファイルの結果に基づいて行われます。このため、Pull Request の最後にある "Show all checks" -> "Details" をクリックしてビルドログを確認してください。
\ No newline at end of file
+- 複数のファイルを指定した場合、ビルドの結果は最後にチェックしたファイルの結果に基づいて行われます。このため、Pull Request の最後にある "Show all checks" -> "Details" をクリックしてビルドログを確認してください。
diff --git a/docs/HOWTO-ja.md b/docs/HOWTO-ja.md
index e74153c11..d4280c53b 100644
--- a/docs/HOWTO-ja.md
+++ b/docs/HOWTO-ja.md
@@ -6,11 +6,11 @@
 
 </div>
 
-**Free-Programming-Books`へようこそ!**
+** Free-Programming-Books へようこそ! **
 
 私たちは新しい貢献者を歓迎します。GitHub で初めて Pull Request (PR) を作成する人も歓迎します。もしあなたがその一人であるなら、役に立つかもしれないリソースをいくつか紹介しましょう：
 
-* プルリクエストについて](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/about-pull-requests)
+* [プルリクエストについて](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/about-pull-requests)
 * [プルリクエストの作成](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/creating-a-pull-request)
 * [GitHub Hello World](https://docs.github.com/en/get-started/quickstart/hello-world)
 * [YouTube - GitHub Tutorial For Beginners](https://www.youtube.com/watch?v=0fKg7e37bQE)
@@ -31,4 +31,4 @@
 
 経験豊富なオープンソース貢献者であっても、つまずくことがあるかもしれません。PRを投稿すると、***GitHub Actions*が**リンター**を実行し、しばしば間隔やアルファベット表記に関する小さな問題を見つけます**。緑色のボタンが表示されれば、レビューの準備は完了です。もし表示されない場合は、失敗したチェックの下にある「詳細」をクリックして、リンターが何を気に入らなかったのかを調べ、PR をオープンしたブランチに新しいコミットを追加して問題を修正しましょう。
 
-最後に、もしあなたが追加したいリソースが `Free-Programming-Books` にふさわしいかどうか確信が持てない場合は、[CONTRIBUTING](CONTRIBUTING-ja.md) *([translations](README.md#translations)もあります)* にあるガイドラインに目を通してください。
\ No newline at end of file
+最後に、もしあなたが追加したいリソースが `Free-Programming-Books` にふさわしいかどうか確信が持てない場合は、[CONTRIBUTING](CONTRIBUTING-ja.md) *([translations](README.md#translations)もあります)* にあるガイドラインに目を通してください。
diff --git a/more/free-programming-cheatsheets.md b/more/free-programming-cheatsheets.md
index 1d3613a54..d42e7cac5 100644
--- a/more/free-programming-cheatsheets.md
+++ b/more/free-programming-cheatsheets.md
@@ -64,7 +64,8 @@
 
 ### Angular
 
-* [Angular Cheat Sheet](https://angular.io/guide/cheatsheet) 
+* [Angular Cheat Sheet](https://angular.io/guide/cheatsheet)
+* [Angular Cheat Sheet – A Basic Guide to Angular](https://www.geeksforgeeks.org/angular-cheat-sheet-a-basic-guide-to-angular/) - GeeksforGeeks
 
 
 ### Ansible
@@ -91,6 +92,7 @@
 
 ### C
 
+* [C Cheat Sheet](https://www.geeksforgeeks.org/c-cheatsheet/) - GeeksforGeeks
 * [C Language Cheat Sheet](https://www.codewithharry.com/blogpost/c-cheatsheet/) - CodeWithHarry(HTML)
 * [C Reference Card (ANSI)](https://users.ece.utexas.edu/~adnan/c-refcard.pdf) (PDF)
 * [Systems Programming Cheat Sheet](https://github.com/jstrieb/systems-programming-cheat-sheet) (HTML)
@@ -105,6 +107,7 @@
 
 ### <a id="cpp"></a>C++
 
+* [C++ Cheatsheet](https://www.geeksforgeeks.org/cpp-cheatsheet) - GeeksforGeeks 
 * [C++ Cheatsheet](https://www.codewithharry.com/blogpost/cpp-cheatsheet) - CodeWithHarry (HTML)
 * [C++ Quick Reference](http://www.hoomanb.com/cs/quickref/CppQuickRef.pdf) - Hooman Baradaran (PDF)
 * [Cheatsheets & Infographics](https://hackingcpp.com/cpp/cheat_sheets.html) - Hacking C++ (HTML & downloadable as PNG)
@@ -149,6 +152,7 @@
 * [Docker Cheat Sheet](https://web.archive.org/web/20210516172426/https://swissarmydevops.com/wp-content/uploads/2021/02/Docker_Cheat_Sheet-2.pdf) - Nikko Pedersen, Swiss Army DevOps (PDF) *(:card_file_box: archived)*
 * [Docker Cheat Sheet](https://github.com/wsargent/docker-cheat-sheet) - Will Sargent, et al. (HTML)
 * [Docker Cheat Sheet - Kapeli](https://kapeli.com/cheat_sheets/Docker.docset/Contents/Resources/Documents/index) - Bogdan Popescu (HTML)
+* [Docker Cheat Sheet : Complete Guide (2024)](https://www.geeksforgeeks.org/docker-cheat-sheet) - Geeksforgeeks (HTML)
 * [Docker Cheat Sheet (v1)](https://dockerlux.github.io/pdf/cheat-sheet.pdf) - Gildas Cuisinier, Docker Meetup Luxembourg (PDF)
 * [Docker Cheat Sheet (v2)](https://dockerlux.github.io/pdf/cheat-sheet-v2.pdf) - Gildas Cuisinier, Docker Meetup Luxembourg (PDF)
 * [Docker Cheatsheet: Docker commands that developers should know](https://vishnuch.tech/docker-cheatsheet) - Vishnu Chilamakuru (HTML)
@@ -207,6 +211,7 @@
 
 * [Accessibility CheatSheet](https://learn-the-web.algonquindesign.ca/topics/accessibility-cheat-sheet/) - Algonquin Design (HTML)
 * [Beginner's CheatSheet](https://websitesetup.org/html5-cheat-sheet/) - WebsiteSetup (HTML)
+* [CSS Cheat Sheet – A Basic Guide to CSS](https://www.geeksforgeeks.org/css-cheat-sheet-a-basic-guide-to-css) - GeeksforGeeks (HTML)
 * [CSS CheatSheet](https://htmlcheatsheet.com/css/) (HTML)
 * [CSS Cheatsheet](https://www.codewithharry.com/blogpost/css-cheatsheet/) - CodeWithHarry (HTML)
 * [CSS Cheatsheet](https://web.stanford.edu/group/csp/cs21/csscheatsheet.pdf) - Stanford (PDF)
@@ -246,13 +251,15 @@
 ### Java
 
 * [Java](https://web.archive.org/web/20230816231124/https://programmingwithmosh.com/wp-content/uploads/2019/07/Java-Cheat-Sheet.pdf) - Moshfegh Hamedani (PDF) *(:card_file_box: archived)*
-* [Java Cheat Sheet](https://www.edureka.co/blog/cheatsheets/java-cheat-sheet/) - Edureka (HTML)
+* [Java Cheat Sheet](https://www.geeksforgeeks.org/java-cheat-sheet) - GeeksforGeeks (HTML)
+* [Java Cheat Sheet](https://www.edureka.co/blog/cheatsheets/java-cheat-sheet) - Edureka (HTML)
 * [Java Cheatsheet](https://www.codewithharry.com/blogpost/java-cheatsheet) - CodeWithHarry (HTML)
-* [Java Programming Cheatsheet](https://introcs.cs.princeton.edu/java/11cheatsheet/) - Robert Sedgewick and Kevin Wayne (HTML)
+* [Java Programming Cheatsheet](https://introcs.cs.princeton.edu/java/11cheatsheet) - Robert Sedgewick and Kevin Wayne (HTML)
 
 
 ### JavaScript
 
+* [JavaScript Cheat Sheet – A Basic Guide to JavaScript](https://www.geeksforgeeks.org/javascript-cheat-sheet-a-basic-guide-to-javascript) - GeeksforGeeks (HTML)
 * [JavaScript CheatSheet](https://github.com/wilfredinni/javascript-cheatsheet) - Wilfredinni (HTML)
 * [JavaScript Cheatsheet](https://www.codecademy.com/learn/introduction-to-javascript/modules/learn-javascript-introduction/cheatsheet) - Codecademy (HTML)
 * [JavaScript Cheatsheet](https://www.codewithharry.com/blogpost/javascript-cheatsheet) - Code With Harry
@@ -268,6 +275,7 @@
 
 * [Beginner's essential jQuery Cheat Sheet](https://websitesetup.org/wp-content/uploads/2017/01/wsu-jquery-cheat-sheet.pdf) (PDF)
 * [JQuery Cheat Sheet](https://overapi.com/jquery) - OverAPI
+* [jQuery Cheat Sheet – A Basic Guide to jQuery](https://www.geeksforgeeks.org/jquery-cheat-sheet-a-basic-guide-to-jquery) - GeeksforGeeks (HTML)
 * [jQuery CheatSheet](https://htmlcheatsheet.com/jquery/) (HTML)
 * [jQuery Mega Cheat Sheet](https://makeawebsitehub.com/wp-content/uploads/2015/09/jquery-mega-cheat-sheet-Printable.pdf) - Jamie Spencer (PDF)
 
@@ -395,6 +403,7 @@
 * [Python Cheat Sheet](https://websitesetup.org/python-cheat-sheet/) - WebsiteSetup (HTML, PDF, PNG)
 * [Python Cheat Sheet](https://www.pythoncheatsheet.org) - Wilfredinni (HTML)
 * [Python Cheat Sheet](https://overapi.com/python) - OverAPI
+* [Python Cheat sheet (2024)](https://www.geeksforgeeks.org/python-cheat-sheet) - GeeksforGeeks
 * [Python Crash Course Cheatsheet](https://ehmatthes.github.io/pcc/cheatsheets/README.html) - Eric Matthes (HTML)
 * [Python Crash Course Cheatsheet (2nd Edition)](https://ehmatthes.github.io/pcc_2e/cheat_sheets/cheat_sheets/) - Eric Matthes (PDF)
 * [Python Data Wrangling with pandas](https://pandas.pydata.org/Pandas_Cheat_Sheet.pdf) - Pandas (PDF)
@@ -425,6 +434,8 @@
 
 #### Numpy Pandas
 
+* [NumPy Cheat Sheet: Beginner to Advanced (PDF)](https://www.geeksforgeeks.org/numpy-cheat-sheet) - GeeksforGeeks (HTML,PDF)
+* [Pandas Cheat Sheet for Data Science in Python](https://www.geeksforgeeks.org/pandas-cheat-sheet) - GeeksforGeeks (HTML)
 * [Pandas, Numpy, Python Cheatsheet](https://www.kaggle.com/code/lavanyashukla01/pandas-numpy-python-cheatsheet) - Kaggle (HTML)
 
 
diff --git a/more/free-programming-interactive-tutorials-en.md b/more/free-programming-interactive-tutorials-en.md
index 1e5903fc9..bbc3d335c 100644
--- a/more/free-programming-interactive-tutorials-en.md
+++ b/more/free-programming-interactive-tutorials-en.md
@@ -11,6 +11,7 @@
 * [CoffeeScript](#coffeescript)
 * [Dart](#dart)
 * [Data Science](#data-science)
+* [DBMS](#dbms)
 * [Erlang](#erlang)
 * [Git](#git)
 * [GLSL](#glsl)
@@ -71,6 +72,7 @@
 
 ### C
 
+* [C Tutorial](https://www.w3schools.com/c/) - W3Schools
 * [C Tutorial](https://www.scaler.com/topics/c/) - Scaler Topics
 * [Learn C](http://www.learn-c.org) - Learn-C
 
@@ -132,6 +134,11 @@
 * [Top 10 Data Science Projects for Beginners - KDnuggets](https://www.kdnuggets.com/2021/06/top-10-data-science-projects-beginners.html)
 
 
+### DBMS
+
+* [DBMS Course - Master the Fundamentals and Advanced Concepts](https://www.scaler.com/topics/course/dbms/) - Srikanth Varma (Scaler Topics)
+
+
 ### Erlang
 
 * [Try Erlang](http://www.tryerlang.org)
@@ -298,6 +305,7 @@
 * [Learning operating system development using Linux kernel and Raspberry Pi](https://github.com/s-matyukevich/raspberry-pi-os) - Sergey Matyukevich *(:construction: in process)*
 * [Linux Journey - Fun and Easy](https://linuxjourney.com) - Cindy Quach
 * [Operating System Tutorial](https://www.scaler.com/topics/operating-system/) - Scaler Topics
+* [Practice Linux Commands (Hands-On Labs)](https://labex.io/tutorials/practice-linux-commands-free-tutorials-398420) - LabEx
 * [Project eXpOS: eXperimental Operating System](https://exposnitc.github.io) - Murali Krishnan K., Department of Computer Science and Engineering of the Calicut National Institute of Technology (HTML)
 
 
diff --git a/more/free-programming-playgrounds.md b/more/free-programming-playgrounds.md
index 007be8b92..156ae61b3 100644
--- a/more/free-programming-playgrounds.md
+++ b/more/free-programming-playgrounds.md
@@ -27,6 +27,7 @@
     * [AngularJS](#angularjs)
 * [Kotlin](#kotlin)
 * [Kubernetes](#kubernetes)
+* [Linux](#linux)
 * [Multiple Languages](#multiple-languages)
 * [.Net](#dotnet)
 * [Nim](#nim)
@@ -98,6 +99,8 @@
 
 ### <a id="cpp"></a>C++
 
+* [C++ Shell](https://cpp.sh)
+* [Codapi](https://codapi.org/cpp)
 * [Coding Blocks](https://ide.codingblocks.com)
 * [Coding Minutes](https://ide.codingminutes.com)
 * [Compiler Explorer](https://godbolt.org)
@@ -138,6 +141,7 @@
 
 ### Docker
 
+* [Online Docker Playground](https://labex.io/tutorials/docker-online-docker-playground-372912)
 * [Play with Docker](https://labs.play-with-docker.com)
 
 
@@ -209,6 +213,7 @@
 * [Java Compiler](https://www.codinguru.online/compiler/java)
 * [JDoodle - Online Java Compiler Advanced IDE](https://www.jdoodle.com/online-java-compiler-ide/)
 * [JDoodle - Online Java Compiler IDE](https://www.jdoodle.com/online-java-compiler/)
+* [Online Java Playground](https://labex.io/tutorials/java-online-java-playground-372914)
 * [OnlineGDB](https://www.onlinegdb.com/online_java_compiler)
 * [Programiz - Online Java Compiler](https://www.programiz.com/java-programming/online-compiler/)
 * [repl.it](https://repl.it) (_including a separate Java/Swing_)
@@ -253,6 +258,11 @@
 * [Play with Kubernetes](https://labs.play-with-k8s.com)
 
 
+### Linux
+
+* [Online Linux Terminal and Playground](https://labex.io/tutorials/linux-online-linux-playground-372915)
+
+
 ### Markdown
 
 * [Markdown Editor](https://www.codinguru.online/compiler/markdown)
diff --git a/more/problem-sets-competitive-programming.md b/more/problem-sets-competitive-programming.md
index 7dcf7c4aa..282c30ca6 100644
--- a/more/problem-sets-competitive-programming.md
+++ b/more/problem-sets-competitive-programming.md
@@ -47,6 +47,7 @@
 * [Sigmageek](https://sigmageek.com)
 * [Sphere Online Judge](http://www.spoj.com/contests)
 * [Techgig](https://www.techgig.com)
+* [Top Array Interview Questions – Structured Path with Video Solutions \| Arrays Series](https://takeuforward.org/array/top-array-interview-questions-structured-path-with-video-solutions/)
 * [Top Coding Interview Problems](https://takeuforward.org/interviews/strivers-sde-sheet-top-coding-interview-problems/) - Striver
 * [Topcoder](https://www.topcoder.com)
 * [Toph](https://toph.co)
@@ -96,6 +97,7 @@
 * [C2 Ladders](https://c2-ladders-juol.onrender.com)
 * [Striver's A2Z DSA Course/sheet](https://takeuforward.org/strivers-a2z-dsa-course/strivers-a2z-dsa-course-sheet-2)
 * [Striver’s CP Sheet](https://takeuforward.org/interview-experience/strivers-cp-sheet/)
+* [System Design Roadmap with Videos for SDEs](https://takeuforward.org/system-design/complete-system-design-roadmap-with-videos-for-sdes/) - take U forward(takeuforward)
 
 
 ### Problem Sets