A lightweight game server framework implemented with Actor Model
Descent 3 by Outrage Entertainment
Arianne is an engine to develop multiplayer online games like Stendhal
The ultimate cataloguer
Odamex is a free, cross-platform, modern client-server Doom engine
The centralized hub to manage and launch all desktop applications from
Full featured MUD server with all the trimmings.
JavaScript framework to build game engines, games, emulators and apps
A promising chess program
Mech Station Beta - Tower Defense like Game
LGSL (Live Game for PHP 5.4-8+: online status for various gameservers
The multiplayer game engine
State Management and Multiplayer Networking for Turn-Based Games
A Rust framework for building Minecraft servers
Java Settlers
A Forge mod that implements SpongeAPI
Console based rcon client for minecraft servers.
Playing Go with web-based turn-based Go server
Low-latency, high quality voice chat for gamers