Extraction of the ActiveRecord::Base#import functionality from ar-extensions for Rails 3 and beyond

An awesome nested set implementation for Active Record

Enables consumer driven contract testing, providing a mock service and DSL for the consumer project, and interaction playback and verification for the service provider project.

Adds support for creating state machines for attributes on ActiveRecord

Log all changes to your models

Database-backed Active Job backend.

Rails helpers for HTML metadata such as titles, descriptions, canonical links, robots directives, and social tags.

Adds support for creating state machines for attributes on ActiveModel

Rails I18n de-facto standard library for ActiveRecord model/data translation.

Easy activity tracking for your ActiveRecord models. Provides Activity model with details about actions performed by your users, like adding comments, responding etc.

The compatibility monkey patch to use regexp type

This gem allows you to use sharded databases with ActiveRecord. This also provides a interface for replication and for running migrations with multiples shards.

Rake tasks to migrate data alongside schema changes.

Cucumber Generator and Runtime for Rails

Provides the generator settings required for Rails to use Slim

Unobtrusive, flexible and complete spam protection for Rails applications using honeypot strategy for better user experience.

Apartment allows Rack applications to deal with database multitenancy through ActiveRecord

counter_culture provides turbo-charged counter caches that are kept up-to-date not just on create and destroy, that support multiple levels of indirection through relationships, allow dynamic column names and that avoid deadlocks by updating in the after_commit callback.

Wicked is a Rails engine for producing easy wizard controllers

This gem allows you to use sharded databases with ActiveRecord. This also provides a interface for replication and for running migrations with multiples shards.