Browse free open source Communications software and projects for BSD below. Use the toggles on the left to filter open source Communications software by OS, license, language, programming language, and project status.
A free and reliable P2P BitTorrent client
An extremely powerful and configurable BitTorrent client
Ham Radio Digital Modem Application
You can message and share files inside your intranet without a server.
Document Management System and Content Management System
A universal instant messaging (IM) program
A free course management system (CMS) to create online learning sites
Search, Download, Play, Share on Bittorrent and the cloud
Psi+ Project — development branch of Psi XMPP client
Powerful Open Source Email Marketing app with analytics & segmentation
Real time satellite tracking and orbit prediction
Open Source Document Management System
Low-latency, high quality voice chat for gamers
A multi-protocol & multi-source, cross platform download utility
Open Source Enterprise Content Management ECM
A GTK+ Gnutella client, optimized for speed and scalability
Standalone chat system developed in php, mysql and javascript
Program for filesharing using Direct Connect and ADC protocols
Simple, web-based address & phone book