Extras for DataMapper, including bridges to DataObjects::Migrations and Merb::DataMapper
Merb Core: All you need. None you don't.
Merb More: The Full Stack. Take what you need; leave what you don't.
Merb Plugins: Even more modules to hook up your Merb installation
Exception notifications for Merb, via email or web hooks
Slides and code for RailsConf session on building a composite model and exploring ActiveRecord
Behaviour Driven Development framework for Ruby
RSpec-style specification for the Ruby programming language
Merb Slice for application security/authentication
