Carlos Brando and Marcos Tapajós have written a book on Rails 2.1 in Portuguese which is now being translating into English – right here on GitHub!
If you want to help out or follow along, check out http://github.com/carlosbrando/rails21-book. Great work guys, can’t wait to see the finished product.
Update: Corrected the authors.


For those who can read in Portuguese, you can download here: http://www.nomedojogo.com/2008/06/06/o-primeiro-livro-sobre-rails-21-e-brasileiro/#comment-3336
Free!
This book was write by Carlos Brando and Marcos Tapajós. Akita is only a very good frined that told about book to everybody.
Awesome job guys! I am very proud of our brazilian community everytime I see stuff like this coming out! Outstanding work.
The First Rails 2.1 PDF book in English released http://www.nomedojogo.com/2008/06/09/new-free-book-ruby-on-rails-21-whats-new/
The italian translation can be found at: http://github.com/carlopecchia/rails21-book/tree/master
The spanish translation can be found at: http://github.com/gramos/rails21-book-es/tree/master