Anybody have a good place for GOG hashes?
I'm looking for SHA1 or SHA256 of the exe and if possible also the bin files. Any algorithm other than MD5 would be appreciated.

MD5 hashes can be found here:
https://github.com/cloudskytian/MD5-for-GOG.com/tree/main/games

I also check the exe signature of course, GOG serial numbers can be found here:
https://github.com/hippie68/gogcheck/blob/master/gogcheck