Pygame - Pygame is a set of Python modules designed for writing games.
Bforartists - Bforartists is a fork of Blender.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Unity - The multiplatform game creation tools for everyone.
VRoid Studio - Download VRoid apk 1.13.0 for Android. VRoid Mobile is an avatar camera app
Unigine - Unigine Engine is a proprietary cross-platform middleware, developed by Unigine Corp.