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

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

Set transaction isolation level in the ActiveRecord in a database agnostic way. Works with MySQL, PostgreSQL and SQLite as long as you are using new adapters mysql2, pg or sqlite3. Supports all ANSI SQL isolation levels: :serializable, :repeatable_read, :read_committed, :read_uncommitted.

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

Universal ID opens the flood gates with a deluge of profoundly powerful yet easily implemented new use-cases for your apps and scripts.

Easing the form object pattern in Rails applications.

Amazon Redshift _makeshift_ adapter for ActiveRecord 4.

Gem adds an "analyze" method to all Active Record query objects. Compatible with PostgreSQL database.

Enable enum type for the MySQL Adapter in ActiveRecord

acts_as_xlsx lets you turn any ActiveRecord::Base inheriting class into an excel spreadsheet. It can be added to any finder method or scope chain and can use localized column and sheet names with I18n.

A Rails library for storing user sessions in a backend database

Chamber lets you source your Settings from an arbitrary number of YAML files and provides a simple mechanism for overriding settings from the ENV, which is friendly to how Heroku addons work.

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

Stores draft versions of your ActiveRecord models' data in a single table or split up into separate tables. Works with Ruby on Rails and Sinatra.

Quickly get a count estimation for large tables.

FastPage applies the MySQL "deferred join" optimization to your ActiveRecord offset/limit queries.

Fast fuzzy string matching for rails