Hmm what about the Blender project, would that one count? I admit it's difficult to come up with examples, though I don't know of any failures either. RethinkD

Hmm what about the Blender project, would that one count? I admit it's difficult to come up with examples, though I don't know of any failures either. RethinkDB has been sort of a failure, but it was never very popular to begin with.