Integrated user activity notifications for Ruby on Rails. Provides functions to configure multiple notification targets and make activity notifications with notifiable models, like adding comments, responding etc.

Add binary (not string) UUIDs to ActiveRecord in MySQL

Your Rails console, 1984 style

Transparent ActiveRecord encryption

A collection of libraries for working with SQL on top of ActiveRecord's connection.

ThumbsUp provides dead-simple voting capabilities to ActiveRecord models with karma calculation, a la stackoverflow.com.

Tools to build your double entry financial ledger

Add a blog to your Rails application in minutes with this mountable Rails Engine

LINES lets you manage your posts in a clear, consistent frontend. The gracefully slender editor keeps your editing simple and lets you just splash around in your ideas. Once you're happy, just hit publish and see your text, code examples, images, and links shine.

Mongify allows you to map your sql data into a mongodb document database with a simple DSL.

Create temporary table-backed ActiveRecord models for use in tests

ActiveRecord provides validations on app level but it won't guarantee the consistent. In some cases, like `validates_uniqueness_of` it executes additional SQL query to the database and that is not very efficient. The main goal of the gem is to provide compatibility between database constraints and ActiveRecord validations with better performance and consistency.

Port of the Rails plugin "geokit-rails" to Rails 3, as a gem

Kuroko2 is a web-based job scheduler/workflow manager created at Cookpad Inc.

Obtain ActiveRecord results with a custom ordering with no need to store anything in the database.

This gem allows you to easily dump and transform subset of your ActiveRecord models and their relations.

This gem allows you to easily dump and transform subset of your ActiveRecord models and their relations.

Easily run queries on shard and replica databases.

ActsAsBookable is a reservation engine for Rails applications that allows resources to be booked. You can define availability rules for bookable models and set costraints to implement different types of booking (hotels, theaters, meeting rooms...)

Extract, Transform, and Load (ETL) ruby wrapper