The open source community is a vast and non-uniform group, so there’s not going to be any unified reason. There are also plenty of people (both within the “open

The open source community is a vast and non-uniform group, so there’s not going to be any unified reason. There are also plenty of people (both within the “open source community” and unrelated to it) who don’t use GitHub, likewise for a variety of reasons. But speaking personally, I’m totally okay using closed source services and tools when they are a good fit for what I need. The fact that I work on open source doesn’t imply that I must refuse closed source services.