A free and reliable P2P BitTorrent client
A universal instant messaging (IM) program
Document Management System and Content Management System
Free and open source Q&A platform software for all the teams.
Standalone chat system developed in php, mysql and javascript
Open source project management
professional CRM and groupware service, ready for the cloud
Free and open source webmail software
Fully customizable web chat created using AJAX.
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The leading Open Source survey tool