The specific stat contributions can shift a little from time to time. We went from flat bonuses to biases based on class, race, and sometimes equipment configuration. The forum guide is still generally accurate but it's a work in progress and does change now and then. In any case, the effects are significant.
I started tinkering with a simple player guide several months ago and got distracted. It's pretty basic, but should provide most of the information a person would need to get started.
http://dungeoncrawl.us.to/eq/playguide/
I don't look at the server as a product so much as a project, but so long as Akkadius is kind enough to keep the lights on, it will be around.