Face Book and Ruby on Rails

Abhijit introducing Facebook application development platform.

Actually making API's / Applications open, which belongs to the user who
creates it. Applications developers create applications and host it on facebook.
Users can add urls to use these registered applications.

Applications are required to be tested standalone before its uploaded
online. If you have created an interesting application you may become
famous or infamous for it. Popular applications could lead to more revenue
for Facebook. Whats in it for the app-developer is the question.

Rfacebook is a Ruby on Rails library used for facebook development