Nakama - Nakama is an open-source distributed social and realtime server for games and apps.
Hamachi - Hamachi is a VPN service scaled to the unique needs of business owners.
TeamTalk - TeamTalk 4 is a conferencing system which enables a group of people to collaborate and share...
ZeroTier - Extremely simple P2P Encrypted VPN
Discord - Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
OpenVPN - OpenVPN - The Open Source VPN