Game/Scene Development System
An isometric arcade-style game of skill, puzzles and exploration
Vivid3D is a C++ IDE/3D engine, with python scripting.
Orx: Data-Driven Game Engine
A free 3D game engine to create games and realtimes scenes for Windows
MIT Licensed Open Source version of Torque3D from GarageGames
A high speed C++17 Vulkan game engine
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
2D Game Engine
mGSTEP port of the Cube game engine
A cross platform Lua based game engine
A 2D game engine and level editor
Cross-platform 2D and 3D game engine
IGS Labs
Portable game engine with main focus on point-and-click adventures
scriptable game engine with built-in support for 2D graphics and sound
The second demo of my game engine.
Open-source, cross-platform, C++ game engine for creating 2D/3D games
2D game engine for traditional platform games
3D Game Engine
Mahasona engine is an open source game engine.