Mangos ZERO is a server for World of Warcraft
A lightweight online game framework
A lightweight game server framework implemented with Actor Model
A fast, scalable, distributed game server engine/framework for C++
Massive Multiplayer Online Wargame Leveraging the Internet
A game server framework in Go (golang)
Top-down multi-player zombie survival game
An easy to use and powerful game control panel
Proxy for games that emulates network conditions like ping and lag.