The extensible chat client
A Windows client for the Direct Connect networks
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
A lightweight, peer-to-peer messaging program.
A simple program to modify text
A cross platform NINJAM client with linear chain-streaming mode
Telegram Bot Windows Application
File sharing client with chat
A simple unofficial Discord client to use as an example
[WARNING] Project has moved to http://github.com/Retroshare/Retroshare
Client-server networking library
Moved to http://www.fuzzball.org
Web based SMS Chat app delivering messages through SMS Gateways
A Work-In-Progress, Full-Featured, Open Source IRC Client
IRC client
Up to date MUD client evolved from the original MudMaster
IPMessenger