the Spine Runtimes Software (proprietary software): https://github.com/cocos2d/cocos2d-x/blob/v3/licenses/LICENSE_spine.txt images (not software, many of us would only insist on the freedom to non-commercially redistribute them): https://github.com/cocos2d/cocos2d-x/blob/v3/licenses/LICENSE_artwork.txt
Taking a look at https://github.com/cocos2d/cocos2d-x/tree/v3/licenses
everything looks free but:
- [Trisquel-users] Cocos2d-x game engine is free software? vicmos89
- [Trisquel-users] Re : Cocos2d-x game engine is free software... lcerf
