There are so many chat application built using PHP But that’s a little harder for ASP.NET. JabbR is a open source chat application built with ASP.NET for real-time chats. It has a responsive layout.
The application uses SignalR library for the communication and allows users to register/sign-in with their e-mails or via social auth (Twitter, Facebook, Google, etc.).
– Public and private chat rooms Support
– Gravatar Support
– Notifications Support
– Content Provider Support ; Twitter, SlideShare, Facebook, Google, Youtube and etc
License : MIT License