I would disagree on one point, Github isn't just for hosting, it's for collaboration. That's the reason most people use it for OSS project. I can, and do, host

I would disagree on one point, Github isn't just for hosting, it's for collaboration. That's the reason most people use it for OSS project. I can, and do, host my own git repos on a private server, but when I open source something I like having it on Github where people can fork it and send me pull request for new features and bug fixes.