HEATKEYS

Open source PHP community software with Facebook-style newsfeed. Free plugins, themes, easy installation and auto-updates.

SocialEngine is PHP community software that helps you build your own custom social network website. Advanced social networking features include blogs, photo albums, user groups and forums, providing complete control over the layout and functionality ...

Now everyone can create a thriving, unique and interactive Joomla! community... effortlessly!

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As the Enterprise 2.0 leader, Socialtext applies Web 2.0 technologies such as microblogging, enterprise social networking and wikis to the critical challenges facing businesses. Socialtext

Cool websites, cool software apps, howto articles and Internet tips.

Elgg is a leading open source social networking engine which can be used to power your social network.

Jive

phpDolphin - PHP Social Network Software allowing users to interact with featuresh such as live chat, real time notifications, messages, comments, like, share photos, life events, covers, and more

Whether you are in need or project management software, construction management software, or software for any variety of business needs, Capterra is the place for you. As a software industry leader, Capterra understands the need for software in our i...

SocialGO allows you to build a custom social network, whether you are a beginner or a seasoned developer. No software, hosting or coding required, as our team offers full support for your social networking site.

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory