[FraaJad]

Commenters on this site had similar observations about D language's forum, which is written in D.

http://forum.dlang.org/ Code: https://github.com/CyberShadow/DFeed

If one insists on writing a webapp in a C/C++ like language, D might be the sane way to do it.

[616c]

Nimrod is also becoming a real possibility, check out the Jester framework. I forget the other's name, but it did reasonably well on TehcEmPower benchmarks and runs behind the Mongrel2 web server via ZeroMQ sockets. Very cool stuff.

[pavlov]

Google Go is a popular way to do it.