Browse free open source C# Messaging Platforms and projects below. Use the toggles on the left to filter open source C# Messaging Platforms by OS, license, language, programming language, and project status.
A universal instant messaging (IM) program
A hex editor for WeChat/QQ/TIM
Cross-Platform Mobile Messaging Application
Make any window Always On Top!
IPMessenger
Stay in touch with all your friends on Skype, FB, G+, ICQ in one app.
A small (ish) messaging server for anything you can think of
Res01 Messenger