Mumble is an open-source, low-latency, high quality voice chat
Feature rich WhatsApp Client for Desktop Linux
A free and reliable P2P BitTorrent client
Psi+ Project — development branch of Psi XMPP client
Development toolkit for Web Services and XML data bindings for C & C++
Linux designed to defeat state censorship and surveillance.
Browse on Tor/i2p, Anon p2p Chat / FileTx, Conf / Video VoIP
Remote control. Support VNC, RDP, Terminal, SSH, TELNET etc
A LinuxSampler Qt GUI Interface
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Serial <-> TCP/IP, Serial <-> UDP/IP, TCP/IP <-> UDP/IP
A SSH based chatroom.
Portable FTP Client & Server
Psi IM — Qt-based XMPP client
File sharing client with chat
A cross platform multi-network peer-to-peer (P2P) file-sharing client.
Encrypting E-Mail Client
Crossplatform IM
Provides graphical clients to the NorduGrid ARC middleware