XOOPS is a Content Management System (CSM) and a Web Portal program that allows administrators to easily create dynamic websites with great content and many outstanding features. It is an ideal tool for developing small to large dynamic community websites, intra-company portals, corporate portals, weblogs and much more. It can be installed on an Internet host with a PHP-capable web server (e.g., Apache) and a database (e.g., MySQL).

The main project website is

XOOPS is released under the terms of the GNU General Public License (GPL) and is free to use and modify. It is free to redistribute as long as you abide by the distribution terms of the GPL.

What XOOPS stands for:

XOOPS is an acronym of eXtensible Object Oriented Portal System. Though started as a portal system, XOOPS is in fact striving steadily on the track of Content Management System. It can serve as a web framework for use by small, medium, and large sites.

It is highly scalable, from a personal weblog or journal through a community website to an enterprise installation. It has numerous modules that can be used to create all the basic functionality required of the system, e.g. News, Forums, Downloads, MyLinks etc. Customized modules can also be developed by users and integrated seamlessly with the core to serve specific needs such as eCommerce.

Pronunciation guide The standard pronunciation of XOOPS follows English rules, and is pronounced [zoo'ps].

Key features of XOOPS


XOOPS uses a relational database (currently MySQL) to store data required for running a web-based content management system.

Fully Modularized

Modules can be installed, uninstalled, and activated or deactivated with a click using the XOOPS module administration system.


Registered users can edit their profiles, select site themes, upload custom avatars, and much more!

User Management

XOOPS offers users the ability to search for users by various criteria, and send email or private messages to other users through a template-based messaging system.

Supported World-wide

XOOPS was created and is maintained by a team of several hard-working volunteers from all over the world. The XOOPS Community has more than a dozen official support sites around the world for support of non-English speaking users.

Multi-byte Language Support

XOOPS fully supports multi-byte languages, including Japanese, Simplified and Traditional Chinese, and Korean among others.

Versatile Group Permissions System

XOOPS comes with a powerful and user-friendly permissions system which enables administrators to set permissions by group.

Theme-based skinnable interface

XOOPS is driven by a powerful theme system. Both administrators and users can change the look of the entire web site with just a click of a mouse. There are also over 60 themes available for download!!

XOOPS has received numerous awards:

It was a Finalist for the Best Project of SourceForge 2008 Community Awards and finalist for Best PHP Open Source CMS organized by Packt Publishing. In addition, XOOPS received Awards from “Adobe Edge” as a Top CMS, received 5 out of 5 Stars from Germany's CHIP Magazine, or placed as a top CMS on a list published by ONDD.

XOOPS has over 6,600,000 downloads from the SourceForge Website and is with that the #1 CMS (Content Management System) on SourceForge.

How to Contribute

You can contribute on GitHub. Changes will be pushed to automatically when the main repository changes.

Editing the book can be done either by updating the markdown files with a text editor, or opening the repository in the Gitbook desktop app. The desktop app will give you a live preview option.

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