I’m an open source project maintainer, working on the projects associated with joind.in, and recently we added a Code of Conduct to all our projects (we have quite a few as you can see from our github organisation page https://github.com/joindin).
I feel the same way about codes of conduct for open source projects as I do about codes of conduct for events. You can absolutely run a totally safe and effective event without one, but by having one you make very clear what your expectations are – and in turn this manages the expectations of the people attending that event. Continue reading