The Open Software & Tools Directory

Terasology - open source voxel world

3D C++ Game Engine - yet another open source game engine

Godot Minimal Theme

Improved version of the X-Ray Engine, the game engine used in the world-famous S.T.A.L.K.E.R. game series by GSC Game World. Join OpenXRay! ;)

The Open Toolkit library is a fast, low-level C# wrapper for OpenGL, OpenAL & OpenCL. It also includes windowing, mouse, keyboard and joystick input and a robust and fast math library, giving you ever

fheroes2 is a recreation of Heroes of Might and Magic II game engine

The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C++, C#, JavaScript, and TypeScript

3D Engine with Blender Integration

Murder is a pixel art ECS game engine.

Free Android 2D OpenGL Game Engine

A game engine with a fully bindless, GPU-driven renderer featuring real-time path-traced global illumination, hardware ray tracing, and a physics simulation running at 200Hz, built over 12+ years of R

A lightweight Game Engine for React Native 🕹⚡🎮

Korge is a Multiplatform Game Engine written in Kotlin for JVM, Web, Android and iOS.

Descent 3 by Outrage Entertainment

Solar2D Game Engine main repository (ex Corona SDK)

Xash3D FWGS engine

An OpenGL RTS game engine written in C

Open source reimplementation of GTA San Andreas game engine in Unity

Lua Virtual Reality Framework

A 3D and 2D game engine for Python

3D game engine with lua scripting

A complete and cross-platform game engine designed for flexibility, performance and fast iteration.

A reimplementation of the minecraft server in rust.

XMage - Magic Another Game Engine