Ask HN: Recommended community/forum software?

vBulletin has run a lot of big forums and finding someone who has experience skinning it should be easy.

Not exactly what you're looking for, but it's a really good solution: http://osqa.net

As a user I prefer an stackoverflow clone instead of a typical forum

Well, any forum can be skinned to look nice.

I've always been a fan of vBulletin, but I have no idea what's available now.

I've been researching this area lately too, I wanted something like MyBB but with better internals.