Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Every creative journey starts with Unity Hub
An isometric arcade-style game of skill, puzzles and exploration
Vivid is a modern C++ 3D engine using OpenGL4+
A 2D game engine and level editor
IGS Labs
Mahasona engine is an open source game engine.
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
A simple WinAPI game engine