https://github.com/simtr/The-Powder-Toy/blob/develop/src/client/GameSave.cpp#L1739
Thats the code for the format. Boxiem had a website for it but now it gives a 404...
Alright, thanks!
I'm kind of seeing the trouble with loading them now with version specific parts as updates happened. I'll probably make my own format then when needed but possibly attempt loading cps when other parts are finished.
New version uploaded:
That will be really helpful! I'll definitely use that when I start working on loading cps files.