Alternatives to Jazz² Resurrection

Real-time strategy game engine for Westwood games

Open-source engine for Heroes of Might & Magic III

Frontend for emulators, game engines and media players (OpenGL graphics API)

Playstation 2 Emulator

2D and 3D game engine

Voxel game-creation platform

Open-source continuation of Bungie's Marathon 2 game engine

Client for Old School RuneScape

Build engine port backed by GZDoom tech

C# scripting capable version of Godot game engine

Open-source, cross-platform game engine designed to be used by everyone

Kart racing game