Rails Forum is a ruby on rails help and discussion community. It is one of the fastest growing Ruby on Rails communities on the net, and is probably the biggest forum out there dedicated soley to RoR.
Find every Rails plugin imaginable in this searchable database. Keep on top of plugin releases by subscribing to the RSS feed. Provide feedback on plugins by rating them or submitting comments about them.
With Beginner info, Install guides for virtually any OS, Examples, HowTos(getting RoR to work with your DB, Test, Develop, etc), Tips & Tricks and lots more.