XOOPS is an extensible, OO (Object Oriented)
easy to use dynamic web content management
system written in PHP. XOOPS is the ideal tool
for developing small to large dynamic community
websites, intra company portals, corporate portals
weblogs and much more.

Key features of XOOPS

Database-driven
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/ativated/deactivated with
a click using the XOOPS module
administration system.

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

User Management
The ability to search for users by various criteria
send email and private messages to users
through a template-based messaging system.

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

Multi-byte Language Support
Fully supports multi-byte languages, including
Japanese, Simplified and Traditional
Chinese, Korean, etc.

Versatile Group Permissions System
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 admins 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!!

Homepage: http://www.xoops.org/

Xoops support forum
(We are not associated with the support forum)