Small DSL to create ActiveRecord (>= 3.1) attribute predicates without writing SQL.

Simple Role System for Rails Apps

Opt-in validations for your ActiveRecord models based on your MySQL database constraints, including text field size, UTF-8 encoding issues, and NOT NULL constraints.

An ActiveRecord plugin providing a higher-level abstraction for SQL 'LIKE' queries

Gives a hook on MySQL warnings that allow you to either raise or log them.

Define attributes in arel

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

Add MySQL geometry type to Active Record.

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 simple Rails 3 engine gem to manage and send newsletters.

A tool for automated testing and debugging of automation scripts (e.g., Chef).

DB Schema management tool

Create database backups to share with others across your dev team. Other developers can restore from backups you've created.

Different relational databases treat text search very differently. DbTextSearch provides a unified interface on top of ActiveRecord for SQLite, MySQL, and PostgreSQL to do case-insensitive string-in-set querying and CI index creation, and basic full-text search for a list of terms, and FTS index creation.

An earth-simulation environment with ActiveRecord models and data

A simple way to find records in the same order of input array. Has better performance than manually sorting. Supports Rails 3+.

Amazon RDS slow_log input plugin for Fluent event collector

Amazon RDS slow_log input plugin for Fluent event collector

FlyData Agent

Hooks Thinking Sphinx into the Flying Sphinx service