RetroArch - RetroArch is a frontend for emulators, game engines and media players.
Zoho Meeting - Free video conferencing, online meeting, desktop sharing solution from Zoho.
Lutris - Lutris is an open source gaming platform for GNU/Linux.
Airtime - Hang out with group video, share music & videos
mGBA - mGBA is an open source emulator of the Game Boy Advance. The goals are speed and accuracy.
Voxox CloudPhone - Get a local or toll-free business number that automatically answers, routes and transfers calls, plus other professional business phone services.