You are aware absolutely everything you wrote is the same for developers too, even the programmer part;I've seen hostility towards people offering patches who are more users than programmers.

That's contributing to other people's projects period.

OSS is about scratching an itch, releasing code your business does but does not need to protect, or about self-gratification. While it can be a showpiece, you never get much in the way of fame out of it, no matter what you do.