Open Source PHP Social Networking Software for Linux

Admidio is a free open source user management system for websites of organizations and groups. The system has a flexible role model so that it’s possible to reflect the structure and permissions of your organization. You can create an individual profile for your members by adding or removing fields. Additional to these functions the system contains several modules like member lists, event manager, guestbook, photo album or download area.

pH7Builder is a Professional, Free & Open Source PHP Social Dating Builder Software (primarily designed for developers ...). This Social Dating Web App is fully coded in object-oriented PHP (OOP) with the MVC pattern (Model-View-Controller). It is low resource-intensive, extremely powerful and highly secure. pH7Builder is included with over 42 native modules and is based on its homemade pH7 Framework which includes more than 52 packages To summarize, pH7Builder Social Dating Script gives you the perfect ingredients to create the best dating web app or social networking site on the World Wide Web! -- Get Involved! -- If you want to work on an Innovative Open Source Social/Dating Software Project with a Beautiful PHP Code using the latest PHP Features while collaborating with nice people and finally if you love the "Social" and "Dating" Services, ...you HAVE TO DO IT! - Fork the repo http://github.com/pH7Software/pH7-Social-Dating-CMS

CYFM is a light and easy yet powerful and dynamic to use PHP5 based framework. it make use of the design pattern MVC, and responsible for load balancing and fail over between single MySQL Master and many Slaves.

Lightweight, simple CMS software built in-house by Skalfa eCommerce (www.skalfa.com) and used to quickly create sketches and prototypes of company web-products. Supports extensions, themes, database content.

GitHub Badge is a simple Joomla module that show your GitHub stats like the number of public repositories, number of followers, favorite languages etc. It runs on Google App Engine with a memcached backup at http://githubbadge.appspot.com/. This module use the Github Badge project, created by Berker Peksag and Burak Yigit Kaya. Read more http://github.com/berkerpeksag/github-badge.

This libpurple PHP binding, which defines a set of internal classes, gives a possibility to use aol and icq (oscar), yahoo, msn, jabber, irc and much more protocols directly from PHP. Write your own IM chat client in PHP, as simply as PHP enables it.

POSH is a social PHP widget portal, web-based content and RSS feed reader, customizable and compliant with Netvibes. Usable in an educational, associative or enterprise intranet context.

XOOPS Cube est un système de gestion de contenu en code source libre qui permet aux webmestres de créer des sites web dynamiques avec une grande facilité. C'est un outil idéal pour développer du plus simple au plus complexe site web communautaire,

iWiccle is an online Web 2.0 platform. innovative builders specializing in social networks, blogging sites, web communities, gallery presentations, link directories, & article portals. A universal web community script written in PHP & MySQL. New v1.3

Open Source Social Application Server making it possible for every web page, web site, community and content site to be a place for a social interaction. This interaction can be new relationships, existing relationships or integrated with a community.

PHP + jQuery framework. Designed for creating extremely reusable code.