"Rails 3 documentation is finally out for Mac OS X Dictionary.app. If you're not sure what this is about, please have a look at my previous posts on rather popular Ruby and Rails 2.3 dictionaries. Download your copy of Rails 3 Dictionary here. Currently it is generated from Rails 3.0.0 beta 3 version. I will post the updates once the new Rails 3 versions roll out." #rails #docs #ruby #pub