http://patch-tag.com/ http://patch-tag.com/ is a github for darcs, that happens to be running in happstack. http://gitit.net/ http://gitit.net/ is a wiki based

http://patch-tag.com/ http://patch-tag.com/ is a github for darcs, that happens to be running in happstack. http://gitit.net/ http://gitit.net/ is a wiki based on gitit running in happstack. DB used happs for analytic sites for day traders ( http://cufp.galois.com/2008/abstracts.html#PolakowJeff http://cufp.galois.com/2008/abstracts.html#PolakowJeff ), and notable, JanRain (the OpenID company) used Haskell on the server side for some components.