Easy, flexible A/B testing and feature toggle for Rails

Shorthand references to `arel_table` in ActiveRecord for lazy people, like me.

Filter and sort ActiveRecord model for Rails app with Bootstrap view helpers

Define a model class, allowing declare a subclass of this and implement simple methods to filter each field model

A simple gem that allows active record models to contain a key / value store for configuration

High level plug-and-play interface for composing Machine Learning applications

EasyModel provides features of database independent attribute. You can define the attribute like ActiveRecord that perform data conversion during assignment. データベースに関連付かない属性を定義する機能を提供します. 代入時に ActiveRecord と同様の型変換が行われる属性を定義することができます.

Provide ordering interface for clients with minimal configuration in Active Record models

A gem to manage postgres partitions only using the rails migration files to do it.

Adds simple distance scopes that utilize PostGIS indexes to your Rails models.

Integrate Rail's ActiveRecord gem and the money gem. Focus is on a simple code and API

Creates getter and setter methods for redis store.

A lightweight gem that provides two AR:Relation methods to create unions and sets #& and #|

An easy to use Key/Value store for any Ruby on Rails project. Like Memcache, only persistent. Stores config values & application wide state in the database in order to survive server restarts. Designed to allow you to add persistent value storage to any Rails project in about 5 minutes. ...

ActiveRecord model like presenter for Entity-Attribute-Value pattern

A concise and easy-to-use Ruby library that connects ActiveRecord to the Sphinx search daemon, managing configuration, indexing and searching.

SQL Server adapter for Active Record

Grouping multiple DB operations in a single transaction. 100% Inspired by Ecto

Edge State Machine is a complete state machine solution. It offers support for ActiveRecord, Mongoid and MongoMapper for persistence.

UI components editable from the front-end for Rails