Do you develop on GitHub? You can keep using GitHub but automatically sync your GitHub releases to SourceForge quickly and easily with this tool so your projects have a backup location, and get your project in front of SourceForge's nearly 20 million monthly users. It takes less than a minute. Get new users downloading your project releases today!
To be fair, XBLA community stuff is pretty close to genuinely indie now (I don't know how carefully MS make sure they have control of the 'community' approvals, but on the surface at least, it's pretty open)
