phpFox

From the official phpFox website:

PhpFoX offers the following features:

• Easy To Use Advanced Admin Panel
• Template Manager
• Instant Messenger
• Live Chat
• WYSIWYG Editor
• SEO Urls and Title tags
• Advanced Profile Editor
• Advanced Search
• PayPal IPN Membership System
• Archive System for search bots
• Members Shoutbox
• Easy Plugin System
• and much more…

http://www.phpfox.com

To learn more about this Community solution and all the other Community solutions that Wallanet offers go here: http://www.wallanet.com/open_source_packages/community