Desktop Sharing and Chat open source

Question

I need library or ready to use open source desktop sharing and chat application in C#, C++ or Java. I should use this in my project.

I see real vnc is not open source anymore? don't suggest real vnc.

Please suggest most SIMPLE and easy to use library/application.

Answer 1

Take a look at TightVNC

Also take a look at these questions on stackoverflow
How can I display a VNC Viewer in a Java rich client (LGPL, Apache, MIT license)?
Java VNC Libraries