Access GameLift resources and integrate GameLift into your Unity game
Dedicated Game Server Hosting and Scaling for Multiplayer Games
Arianne is an engine to develop multiplayer online games like Stendhal
Lucifer: The Ultimate Dev-Ecosystem
GameServer is a sophisticated, game server designed for online games
LSJ-Server-Terra (Java Multipurpose Sever connected with MariaDB)
An open-source release of previously closed-source Farweb