[slig]

It's not open source and, as far as I can see, this has been the license for at least 2 years https://github.com/R74nCom/sandboxels?tab=License-1-ov-file

[soulofmischief]

  2. You may not use our content for any commercial purposes without our explicit permission

  4. We are free to use any content you create using our content for any commercial or other purpose. Content you create includes, but is not limited to:
 
   - User-generated content
   - Derivative works”

Yeah, no thanks.