luismbo

It's similar to a Lisp Machine.

What else?

Gerrit is a bit different from the various GitHub look-alikes. Have you (Jonas) looked into it? Would a Gerrit backend be feasible?

I miss Darcs too. One potential downside of making cherry-picks very easy is that abusing them can bite you: two patches might be independent in terms of conflicts but functionally dependent (e.g., code in patch A calls a function introduced by patch B).

There's a very nice metronome app for iOS and Android called TimeGuru that works along these lines.