I've been looking into building a Q&A website like Stack Overflow, although aimed at another niche (see my blog post). My main dilemma is deciding whether to use WordPress or a more dedicated platform like OSQA.
The good news is that I've found a few WP themes for this kind of site. Here are the ones I've come across:
Would be nice to stick with WordPress, since I've used it before. But a framework more aimed at Q&A websites might be a better solution.
If you have any suggestions on other Q&A themes, plugins, or platforms, I'd love to hear them.
Stack Exchange is moving into other verticles. But I believe they also allow for white labeling. here is a recent interview with the founder: