Browse free open source Communications software and projects below. Use the toggles on the left to filter open source Communications software by OS, license, language, programming language, and project status.
Echoes is a radio spectral analysis software for SDR devices
Open Source Document Management System
Software per Call Center
Psi+ Project — development branch of Psi XMPP client
WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.
A free course management system (CMS) to create online learning sites
Powerful Open Source Email Marketing app with analytics & segmentation
A Windows client for the Direct Connect networks
php forum, php forum script, forum software, bbs - by XMB Forum
Ham Radio Digital Modem Application
An intuitive, multi-language and cross-platform IPTV player
IGSuite is a web-ajax-based Integrated Groupware Suite
Remote assistance made easy!
A feature packed DJ console and internet radio client for Linux users
A free and reliable P2P BitTorrent client
You can message and share files inside your intranet without a server.
Free and open source Q&A platform software for all the teams.
A universal instant messaging (IM) program
A GTK+ Gnutella client, optimized for speed and scalability