Step workflows for Rails/ActiveRecord

Support for DB transactions with Capybara

Allows rails models to work as the edges and nodes of a directed acyclic graph (dag). The edges may be typed.

Simple and real-life tested Rails::Engine admin interface

Support for binary UUIDs in ActiveRecord

extracted code from mysql2

Something with the combination of Rails 3.1, Mysql2 0.3.x, Capybara, Selenium/Webkit/etc causes Mysql to raise exceptions where the connection is waiting on a result. This gem provides an auto-retry capability with the Mysql2Adapter to retry any query execution up to 5 times. Thi...

It is a library that performs extended verification when an error occurs when executing SQL.

Sharding library for ActiveRecord(MySQL)

Allows the use of TiDB as a backend for ActiveRecord and Rails apps.

Rails: Get notified when an after_commit block blows up

An easy to use, framework agnostic, customizable library to easily store and retrieve application configuration.

Provide usage statistics about how your application is being used

This is a functional replacement for acts_as_archive in rails 3 applications, the only functionality that is not duplicated is the migration from acts_as_paranoid

An ActiveRecord extension for writing commonly useful atomic SQL statements to avoid race condition.

Works with Facebook.

Automatic Foreign Key automatically generates foreign-key constraints when creating tables or adding columns. It uses SQL-92 syntax and as such should be compatible with most databases that support foreign-key constraints.

A highly available, reliable messaging infrastructure

Ruby UCSC API: accessing the UCSC Genome Database using Ruby

Agent to collect data for common server programs and push them to CopperEgg