Put EAV behaviour on your ActiveRecord models

Rails 3 Engine for using the Houdini Mechanical Turk API

Define new objects or modifications of existing ones in external file (xml, csv, etc) and import them to your application. Importer will not only import all the objects but also will give you detailed summary of the import process.

Adds the :inverse option to Active Record associations for Active Record 2.3.0 -- 2.3.5.

Nicely documented Push Notification gem for rails 3 applications, has generators for migrations and an initializer with configuration. It is well documented and tested.... compared to other shitty forks out there >_>

A Rails gem to power the jTable jQuery plugin

write common active_record methods in shorthand

Create ActiveRecord models from an existing database

Generation next link_to-helper for Rails: Spiced with intelligence, and semantic beauty.

A context aware Rails CMS engine using the Liquid template library. Use the 0.3.x version for Rails 3 compatibility and the 0.2.x version for Rails 2 compatibility.

Rails system mail management solution.

A user-centric watching extension for Rails 3 applications.

Merb plugin that provides support for Sequel.

A Ruby mailing list library designed to be integrated into other applications.

Catalogs music file data and exposes a playlist interface

ActiveRecord plugin designed to allow simple multiple table inheritance.

Murakumo is the internal DNS server which manages name information using a gossip protocol.

This plugin makes it possible to define has_many :through relationships that go through other has_many :through relationships, possibly through an arbitrarily deep hierarchy. This allows associations across any number of tables to be constructed, without having to resort to find_by_sql (which isn't a suitable solution if you need to do eager loading through :include as well).

Adds Sequel ORM adapter to the orm_adapter project

Paginate collections using SIZE+1 to determine if there is a next page. Includes ActiveRecord and ActionView support.