Cubemap Generator (Unity Free compatible!) - Unity Forum
GitHub - ostef/cubemap-generator: Equirectangular to cubemap image converter, used in https://github.com/ostef/space-sim
How the Hell do I make a cubemap with my own art? | The Art of Jude Godin
Cubemap Generator on Vimeo
Steam Community :: Guide :: Adding custom cube backgrounds
CubeMap experiments, main idea to make planet generator with cellular automata as terrain forming. But found that on corners cellular automata failed, not critical but need found some trick to avoid this