Multi-platform 2D and 3D game engine
2D JavaScript Physics Engine
KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
dhewm 3 main repository
High performance UI layout library in C
Descent 3 by Outrage Entertainment
Recreation of the classic Grand Theft Auto III game executable
Cross-platform game engine in Rust
Zig game engine & graphics toolkit
The Tiny JavaScript Game Engine That Can!
3D Procedural Game Engine Using OpenGL
GemRB is a portable open-source implementation of the Infinity Engine
A cell-based puzzle game featuring classic and completely new puzzles
Here we're trying to create the easiest open-source game engine.
Amateur 3D Game Engine
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Game engine supporting many 3D/2D formats and graphic effects
Orx: Portable Game Engine
Haskell game engine library for roguelike dungeon crawlers
Modified source engine (2017) developed by valve and leaked in 2020
The multiplayer game engine
Vivid3D is an open-source 3D engine with powerful 2D UI.
A game engine for console based text games
Urho3D Game engine