Power Enum allows you to treat instances of your ActiveRecord models as though they were an enumeration of values. It allows you to cleanly solve many of the problems that the traditional Rails alternatives handle poorly if at all. It is particularly suitable for scenarios where your Rails applic...

Provides the ability to create Active Record objects from Protocol Buffer messages and vice versa.

Automatic generates public unique identifier for model

Build complex SQL queries by defining each subquery separately. Query::Composer will then compose those subqueries together, nesting as needed, to produce the final SQL query.

Log inbound and outbound API requests in your Rails application

Failover for ActiveRecord and Redis

Multi tenancy support for Rails

Support && Add syntax sugar to #or query method in Rails 3, 4, 5.

A confidence-based rating system with scope and cache enabled.

RecordWithOperator is a rails plugin that makes your all active record models to be saved or logically deleted with created_by, updated_by, deleted_by automatically. Also it makes creator, updater, deleter association (belongs_to) if the class has created_by, updated_by, deleted_by.

Positionless model sorting for Rails.

Provides a module insertion protocol to facilitate adding features to ActiveRecord

Adds support in ActiveRecord for PostgreSQL index expressions and operator classes, as well as a shorthand for case-insensitive indexes

A Rails gem to automate and customize database seeding for ActiveRecord models, using Faker and configurable YAML files.

Allows Sequel to use ActiveRecord connection for database interaction.

Setler is a Gem that lets one easily implement the "Feature Flags" pattern, or add settings to individual models. This is a cleanroom implementation of what the 'rails-settings' gem does. It's been forked all over the place, and my favorite version of it doesn't have any tests and doesn't work wi...

Simple, conservative slave reads for ActiveRecord

Super simple slugs for ActiveRecord 3.0 and higher, with support for slug history

Stateful workflow modeling for Rails

This gem provides asynchronous indexing to Solr for the sunspot gem. It uses a pluggable model for the backing queue and provides support for ActiveRecord, DataMapper, and MongoDB out of the box.