DataMapper plugin constraining relationships
DataMapper is a Object Relational Mapper written in Ruby. The goal
is to create an ORM which is fast, thread-safe and feature-rich.
The core portion
DataObjects Adapter for DataMapper
DataMapper plugin for writing and speccing migrations
MySQL Adapter for DataMapper
DataMapper::Observer allows you to add callback hooks to
many models. This is similar to observers in ActiveRecord.
Not to be confused with the dm-pagination gem (a similar gem
lacking in functionality) dm-pager is a new, fresh, and feature
rich pagination implementation for DataMapper. Due to Github's gem
builder being destroyed, we were forced to rename our gem to
'dm-pager' which is now available on Gemcutter.org.
File attachments as attributes for DataMapper,
based on the original Paperclip by Jon Yurek at Thoughtbot
PostgreSQL Adapter for DataMapper
rubygem-familia helps to organize and store Ruby objects in Redis.