Minetest is an open source voxel game engine with easy modding and game creation
Open-source, cross-platform, C++ game engine for creating 2D/3D games.
A fast, scalable, distributed game server engine/framework for C++, include the actor library, network library, can be used as a real time multiplayer game engine...
An open source version of a game engine developed by Croteam for the classic Serious Sam games.
Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU...
:video_game: GDevelop is an open-source, cross-platform game engine designed to be used by everyone.
The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C++, C#, JavaScript, and TypeScript...
C++ game engine focusing on modern rendering techniques and performance.
A powerful free cross-platform RTS game engine. - Report issues at https://springrts.com/mantis/
Third-person Survival Game for Unreal Engine 4 (Sample Project)
The official distribution of olcPixelGameEngine, a tool used in javidx9's YouTube videos and projects...
MIT Licensed Open Source version of Torque 2D game engine from GarageGames
KlayGE is a cross-platform open source game engine with plugin-based architecture.
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....
Amazon Lumberyard is a free AAA game engine deeply integrated with AWS and Twitch – with full source....
BananaBread is a C++ 3D game engine that runs on the web using JavaScript+WebGL+HTML
Intrinsic is a Vulkan based cross-platform game and rendering engine. The project is currently in an early stage of development....
Cross-Platform High Performance 2D/3D game engine for people like me who like to write code.
A reimplementation of BioWare's Aurora engine (and derivatives). Pre-pre-alpha :P
Third-person Action Roguelike made in Unreal Engine C++. Project for Unreal Engine Pro C++ Course & Stanford University CS193U...
Defold is a completely free to use game engine for development of desktop, mobile and web games.
Game engine with an emphasis on architectual quality and performance
Third-person Survival Game for Unreal Engine 4 (Sample Project)
OpenMW is an open-source open-world RPG game engine that supports playing Morrowind. Main repo and issue tracker can be found here: https://gitlab.com/OpenMW/openm...