A cross-platform, open-source, pure C game engine for mobile game
Mini game engine for games104
Engo is an open-source 2D game engine written in Go
Retro game engine for creating games like it's 1997
Open source reimplementation of GTA San Andreas game engine in Unity
A fork of dhewm3 with an emphasis on modernisation and vanilla Doom 3
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Go 3D Game Engine
DOOM / Heretic / Hexen source port with enhanced graphics and UI
3D C++ Game Engine - yet another open source game engine
QQ Group:538722494,KSFramework = KEngine + SLua(or xLua)
Improved version of the X-Ray Engine, the game engine
3D playground built on three.js and cannon.js
Data-oriented and data-driven game engine written in Rust
KlayGE is a cross-platform open source game engine
A cross-platform 2D game engine
Clojure in Unity
A fast, scalable, distributed game server engine/framework for C++
Planimeter Game Engine 2D - LÖVE-based game engine for Lua
Web powered cross-platform 3D, WebXR game engine
Multiplayer game server based on Node.JS
Game engine for playing tomb raider 1 - 5 levels.
scriptable game engine with built-in support for 2D graphics and sound
A mobile game distributed server implemented using netty4.X
online 4X browser game engine