Team 357 used a 100% hand-written (by yours truly) Content Management System powered by PHP with a mySQL storage engine. Administrative-Backend with Boolean (Has/Does not Have) per-user permissions.
http://team357.org/?page=insider_look/index
Tells you all about it.
Because I'm hard-headed, I don't plan on changing programming languages. i figure I shouldn't reinvent the wheel. Though, I'll be completely recoding the team357.org website soon, but a nice little surprise for the FIRST community.