>Are you entitled to be part of the development process and to state your opinions about how things are going? Yes...if those are the rules of the project.
Open source isn't a a code of conduct. It is a licensed though. The subject and title is not about random projects, it's about clojure and open source.
I would phrase it that open source is just about the license of code, not about anything else, and definitely not about how changes are applied to such code.
Usually, it just practically means that you are allowed to make changes and redistribute them, but without giving any guarantees on how these changes are going to be made available to others.
Open source isn't a a code of conduct. It is a licensed though. The subject and title is not about random projects, it's about clojure and open source.