The leading Open Source survey tool
The open content management system for news.
Notepad++ project is moving to GitHub:
Open Source photo Library Software
cryptocurrency with own PoW/PoS[Masternode] Blockchain
Free and open source webmail software
Windows Phone 8 app for tracking run or drive with map and stats
TuxWordSmith uses XDXF dictionaries to play in 88 languages
A media player software and entertainment system application framework
php forum, php forum script, forum software, bbs - by XMB Forum
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eyeOS first versions published as Open Source.