diff --git a/books/free-programming-books-es.md b/books/free-programming-books-es.md
index dbc653be7..fa797f68f 100644
--- a/books/free-programming-books-es.md
+++ b/books/free-programming-books-es.md
@@ -38,6 +38,7 @@
 * [Perl 6 / Raku](#perl-6--raku)
 * [PHP](#php)
     * [Symfony](#symfony)
+    * [Yii](#yii)
 * [Python](#python)
     * [Django](#django)
     * [Web2py](#web2py)
@@ -320,6 +321,11 @@
 * [Symfony 5: La Vía Rápida](https://web.archive.org/web/20210805141343/https://symfony.com/doc/current/the-fast-track/es/index.html) - Fabien Potencier (HTML)
 
 
+#### Yii
+
+* [Gu´ıa Definitiva de Yii 2.0](https://www.yiiframework.com/doc/download/yii-guide-2.0-es.pdf) - Yii Software (PDF)
+
+
 ### Perl
 
 * [Tutorial Perl](http://es.tldp.org/Tutoriales/PERL/tutoperl-print.pdf) - Juan Julián Merelo Guervós (PDF)
diff --git a/books/free-programming-books-fr.md b/books/free-programming-books-fr.md
index b029085e6..ddaa97b9b 100644
--- a/books/free-programming-books-fr.md
+++ b/books/free-programming-books-fr.md
@@ -36,6 +36,7 @@
 * [Perl](#perl)
 * [PHP](#php)
     * [Symfony](#symfony)
+    * [Yii](#yii)
 * [Processing](#processing)
 * [Python](#python)
     * [Django](#django)
@@ -265,6 +266,11 @@
 * [En route pour Symfony 6.2](https://symfony.com/doc/current/the-fast-track/fr/index.html) - Fabien Potencier
 
 
+#### Yii
+
+* [Guide définitif pour Yii 2.0](https://www.yiiframework.com/doc/download/yii-guide-2.0-fr.pdf) - Yii Software (PDF)
+
+
 ### Processing
 
 * [Processing](https://fr.flossmanuals.net/processing/) - Œuvre collective (HTML)
diff --git a/books/free-programming-books-ja.md b/books/free-programming-books-ja.md
index c45fd9f8e..6a55e6d41 100644
--- a/books/free-programming-books-ja.md
+++ b/books/free-programming-books-ja.md
@@ -61,6 +61,7 @@
 * [OCaml](#ocaml)
 * [Perl](#perl)
 * [PHP](#php)
+    * [Yii](#yii)
 * [PowerShell](#powershell)
 * [Processing](#processing)
 * [Prolog](#prolog)
@@ -535,6 +536,11 @@
 * [PSR-2 – コーディングスタイルガイド](https://github.com/maosanhioro/fig-standards/blob/master/translation/PSR-2-coding-style-guide.md) - maosanhioro
 
 
+#### Yii
+
+* [Yii 2.0 決定版ガイド](https://www.yiiframework.com/doc/download/yii-guide-2.0-ja.pdf) - Yii Software (PDF)
+
+
 ### PowerShell
 
 * [PowerShell スクリプト](https://docs.microsoft.com/ja-jp/powershell/scripting/overview?view=powershell-6) - Microsoft Docs
diff --git a/books/free-programming-books-pl.md b/books/free-programming-books-pl.md
index 19def057c..e7d6435be 100644
--- a/books/free-programming-books-pl.md
+++ b/books/free-programming-books-pl.md
@@ -17,6 +17,7 @@
 * [MySQL](#mysql)
 * [Perl](#perl)
 * [PHP](#php)
+    * [Yii](#yii)
 * [Prolog](#prolog)
 * [Python](#python)
     * [Django](#django)
@@ -149,6 +150,11 @@
 * [PHP: The Right Way](http://pl.phptherightway.com) - Josh Lockhart
 
 
+#### Yii
+
+* [Przewodnik po Yii 2.0](https://www.yiiframework.com/doc/download/yii-guide-2.0-pl.pdf) - Yii Software (PDF)
+
+
 ### Prolog
 
 * [Programowanie w logice z ograniczeniami: Łagodne wprowadzenie dla platformy ECLiPSe](https://web.archive.org/web/20230329101049/http://pwlzo.pl/) - Antoni Niederliński *(:card_file_box: archived)*
diff --git a/books/free-programming-books-pt_BR.md b/books/free-programming-books-pt_BR.md
index 773cd4511..b0c22f74a 100644
--- a/books/free-programming-books-pt_BR.md
+++ b/books/free-programming-books-pt_BR.md
@@ -51,6 +51,7 @@
 * [Lua](#lua)
 * [Pascal](#pascal)
 * [PHP](#php)
+    * [Yii](#yii)
 * [Python](#python)
     * [Django](#django)
 * [R](#r)
@@ -399,6 +400,11 @@
 * [PHPUnit](https://phpunit.de/manual/current/pt_br/index.html) (PDF, EPUB, MOBI)
 
 
+#### Yii
+
+* [Guia Definitivo para Yii 2.0](https://www.yiiframework.com/doc/download/yii-guide-2.0-pt-br.pdf) - Yii Software (PDF)
+
+
 ### Python
 
 * [Apostila de Python](https://www1.univap.br/alberson/apostilas/pooi/apostila_pooi_1bi.pdf) - Alberson Wander Sá dos Santos (PDF)
diff --git a/books/free-programming-books-ru.md b/books/free-programming-books-ru.md
index d462116d8..510eaf123 100644
--- a/books/free-programming-books-ru.md
+++ b/books/free-programming-books-ru.md
@@ -52,6 +52,7 @@
     * [CodeIgniter](#codeigniter)
     * [Laravel](#laravel)
     * [Symfony](#symfony)
+    * [Yii](#yii)
 * [Python](#python)
     * [Django](#django)
     * [Jupyter Notebook](#jupyter-notebook)
@@ -452,6 +453,11 @@
 * [Symfony 6.2: Быстрый старт](https://symfony.com/doc/6.2/the-fast-track/ru/index.html)
 
 
+#### Yii
+
+* [Полное руководство по Yii 2.0](https://www.yiiframework.com/doc/download/yii-guide-2.0-ru.pdf) - Yii Software (PDF)
+
+
 ### Python
 
 * [Вглубь языка Python](https://web.archive.org/web/20170630204729/ru.diveintopython.net/toc.html) *(:card_file_box: archived)*
@@ -609,4 +615,3 @@
 * [Beyond Linux From Scratch (version 2011-12-30)](http://rus-linux.net/nlib.php?name=/MyLDP/BOOKS/BLFS-ru/blfs-ru-index.html) - The BLFS Development Team, `trl.:` Н.Ромоданов, `trl.:` Сергея Каминского, `trl.:` Александра Андреева
 * [Linux From Scratch (version 6.8)](http://rus-linux.net/nlib.php?name=/MyLDP/BOOKS/LFS-BOOK-6.8-ru/lfs-6.8-ru-index.html)
 * [The Linux Kernel Module Programming Guide](http://www.opennet.ru/docs/RUS/lkmpg26) - Peter Jay Salzman, Michael Burian, Ori Pomerantz
-
diff --git a/books/free-programming-books-zh.md b/books/free-programming-books-zh.md
index c2d66ad1d..6b9c766a1 100644
--- a/books/free-programming-books-zh.md
+++ b/books/free-programming-books-zh.md
@@ -63,6 +63,7 @@
     * [PHP](#php)
         * [Laravel](#laravel)
         * [Symfony](#symfony)
+        * [Yii](#yii)
     * [PostgreSQL](#postgresql)
     * [Python](#python)
         * [Django](#django)
@@ -639,6 +640,11 @@
 * [Symfony 5 快速开发](https://web.archive.org/web/20210812222957/symfony.com/doc/current/the-fast-track/zh_CN/index.html) *(:card_file_box: archived)*
 
 
+#### Yii
+
+* [Yii 2.0 权威指南](https://www.yiiframework.com/doc/download/yii-guide-2.0-zh-cn.pdf) - Yii Software (PDF)
+
+
 ### PostgreSQL
 
 * [PostgreSQL 8.2.3 中文文档](http://works.jinbuguo.com/postgresql/menu823/index.html)