3D Reconstruction Software

Axmol Engine – A Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games. (A fork of Cocos2d-x-4.0)

Redot Engine – Multi-platform 2D and 3D game engine

EASTL stands for Electronic Arts Standard Template Library. It is an extensive and robust implementation that has an emphasis on high performance.

Unreal plug-in that integrates Dear ImGui framework into Unreal Engine 4/5.

Jet-Lagged Engine is a work-in-progress C++/Lua game engine supporting Windows, Linux, Mac and browsers.

An experimental game engine.

Cinder is a community-developed, free and open source library for professional-quality creative coding in C++.

Repository hosting the open-source Nu Game Engine and related projects.

Voxelius source tree

SnaX Game Engine - Open Source

Lua Virtual Reality Framework

Quoll engine

A 3D game engine in C.

The OpenTF Manifesto expresses concern over HashiCorp's switch of the Terraform license from open-source to the Business Source License (BSL) and calls for the tool's return to a truly open-source …

Researching Wii U emulation.

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! ;)

A Vulkan game engine in C++ with PBR rendering and a Qt-like Widgets GUI library.

Xash3D FWGS engine.

Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses

A complete 3-D game development suite written in Java.

Descent 3 by Outrage Entertainment

A Minecraft Clone in C++

Discontinued OpenGL graphics framework. See https://github.com/Illation/ETEngine

Realtime 3D Game-Engine with a focus on space sim. Written in C++ 14

Modern, flexible computer graphics and rendering engine, written in C++23 with support for Vulkan 🌋 and DirectX 12 ❎.

Rendergraph-based DirectX 12 graphics engine

A dx12/Vk game engine (kind of).

Esoterica Engine