PufferPanel is an open source game server management panel
Arianne is an engine to develop multiplayer online games like Stendhal
LSJ-Server-Terra (Java Multipurpose Sever connected with MariaDB)
Lucifer: The Ultimate Dev-Ecosystem
GameServer is a sophisticated, game server designed for online games
LGSL (Live Game for PHP 5.4-8+: online status for various gameservers
Linux game server utility.
Free MMORPG
Game server browser
A game server framework in Go (golang)
Massively multiplayer online game server and client framework
Web based Game server control panel
An easy to use and powerful game control panel
Upload games to legacy apple // computers via serial and no floppies!
Linux game server UDP flood analyzer and protector