Add support for master/slave database database clusters in ActiveRecord to improve performance.

Search object DSL

Provides enhancements to ActiveRecord to handle spatial datatypes in PostgreSQL and MySQL.

A gem that provides a client interface for getstream.io

ActiveRecord/Mongoid enums with i18n

Retries database transaction on deadlock and transaction serialization errors. Supports MySQL, PostgreSQL and SQLite (as long as you are using new drivers mysql2, pg, sqlite3).

Translation Center is a multi lingual web engine for Rails 3 apps. It builds a translation center community with translators and admins from your system users.

uffizzi_core

Easing the form object pattern in Rails applications.

Bit array for ActiveRecord

Import tabular data from spreadsheets or similar sources into data models

Amazon Redshift _makeshift_ adapter for ActiveRecord 4.

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

Adds various #where_assoc_* methods to ActiveRecord to make it easy to do correct conditions on the associations of the model being queried.

This 'acts_as' extension provides multi-table inheritance for rails models.

Auto-create models, views, controllers, and routes with this slick Rails extension

Compose, decouple and manage domain logic and data persistence separately. Works particularly great for composing form objects!

Download, pull out of a ZIP/TAR/GZ/BZ2 archive, parse, correct, and import XLS, ODS, XML, CSV, HTML, etc. into your ActiveRecord models. Uses Upsert internally for speed.

Ruby workflow/orchestration engine

Fast fuzzy string matching for rails