The Fossil DVCS has a built-in web interface for reviewing commits, along with a bug tracker and a wiki. It's all written in C, albeit with a couple of custom macro preprocessors.
I once wrote a toy web page in C; Lex made for nice HTML templating and with pseudOO it actually felt pretty modern, but I still wasted a whole lot of time reinventing various wheels.
Thanks for the reminder about fossil. I tend to forget that it's all c (and therefore, must contain a wiki in c). Reviewing in that code base added to todo...
I once wrote a toy web page in C; Lex made for nice HTML templating and with pseudOO it actually felt pretty modern, but I still wasted a whole lot of time reinventing various wheels.