Which was self-hostable.. Promised to be that once again, but still hasn't been opened up again.
I've self-hosted Accounts+Sync with a lots of elbow grease. Even had my own alternative re-implementation - because running all this Mozilla code was more complicated than hacking up something of my own.
I gave up about a half an year ago.
Which was self-hostable.. Promised to be that once again, but still hasn't been opened up again.