Zoho Meeting - Free video conferencing, online meeting, desktop sharing solution from Zoho.
LAN Messenger - LAN Messenger is a decentralized UDP IM-style chat client which supports usernames...
Airtime - Hang out with group video, share music & videos
MyChat - Secure instant messenger for any network
Voxox CloudPhone - Get a local or toll-free business number that automatically answers, routes and transfers calls, plus other professional business phone services.
BORGChat - BORGChat is a LAN messaging software program.