diff --git a/readme.md b/readme.md
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@@ -398,6 +398,7 @@
 - [Wagtail](https://github.com/springload/awesome-wagtail) – Django CMS focused on flexibility and user experience.
 - [Textpattern](https://github.com/drmonkeyninja/awesome-textpattern) - Lightweight PHP-based CMS.
 - [Drupal](https://github.com/nirgn975/awesome-drupal) - Extensible PHP-based CMS.
+- [XOOPS](https://github.com/XOOPS/awesome-xoops) - Web application platform written in PHP.
 
 
 ## Hardware