The documentation is a major turn-off. I havent revisited the situation in a few months, maybe things have changed, but could not deploy a single app to my traditional cloud vm's... I never struggled that much with Dokku, that's why the comparison...

Ruby. Only if it were a self contained binary in go or (or zig) it could go places.

Yes, this is what's holding Ruby back from the broad adoption that Zig enjoys.

to be honest, i just heard and i'm thinking twice because of ruby.

I really don't long for a gem breaking when i go to update my system. self contained binaries ftw.