Pluggable Ruby translation framework
FriendlyId is the “Swiss Army bulldozer” of slugging
Create beautiful JavaScript charts with one line of Ruby
Minimal authorization through OO design and pure Ruby classes
Pretty print your Ruby objects with style
Database constraints made easy for ActiveRecord
The minimalist framework of RESTful(server and client)
Design your ORM application in a platform independent way.
The RESTful way to develop Adobe Flex and AIR applications