Model History is a simple gem that allows you to keep track of changes to specific fields in your Rails models using the ActiveRecord::Dirty module.

Declarative partial mocking for ActiveRecord

The model renamer gem allows you to rename any a model in your rails application. The gem looks for occurrences of any variation or pluralization of the old model name and changes it to the corresponding variation of the new name. It also generates database migrations that rename tables and forei...

Search model name from the table name.

Easy manipulation of sets of ActiveRecord models

A model files generator plugin from migrate file

ModelTokenizer creates random tokens to be used as primary keys for ActiveRecord objects

mod factor

`Mokei` is a builder library for Rails applications.

A honeypot style captcha extension for ActiveRecord. Simple one-line inclusion in the model combined with a simple form field should trap the bad guys in the molasses.

A flexible way to track user's interactions within your ruby web applications

A thin wrapper to use Rails Migrations in non Rails projects

A rails gem that allows you to briefly defer execution of tasks and return from requests faster.

A simple migrator/seeder

File attachments as attributes for ActiveRecord

These are extensions from the money/currency classes.

A concise and easy-to-use Ruby library that connects ActiveRecord to the Sphinx search daemon, managing configuration, indexing and searching.

Mongoid to ActiveRecord belongs to assocations with eager-loading

Provides a straightforward way for auditing changes on active record models, especially for composite entities. Also provides helper methods for easily rendering an audit trail in Ruby on Rails views.

Convert MongoDB query to Arel for MySQL. Forked from miyagawa/mongery