Keep your code DRY by inferring column validations from table properties! Automagically validate presence, length, numericality, inclusion and uniqueness of ActiveRecord backed columns.

Action Draft brings your ActiveRecord model to storage multiple draft attributes without add columns to the business table.

Allow to track changes of records which done through ActiveAdmin

ActiveAdmin CMS extension

ActiveRecord integration for encrypted querying operations

Extend your Rails models without changing DB schema.

Support for binary UUIDs in ActiveRecord

Extends ActiveRecord to support covering indexes in PostgreSQL using the INCLUDE clause.

A safe way to accept user parameters and query against your ActiveRecord Models

ActiveRecord extension to allow partitioning ids into regions, for merge replication purposes

Add PostgreSQL multiranges support

PostgreSQL PGCrypto support for ActiveRecord models.

PostGIS Type support for ActiveRecord

This gem adds support to the ActiveRecord (3.x and 4.x) for composite types.

Active Record support for PostgreSQL JSON type

citext support for rails

ActiveRecord support for the PostgreSQL cube data type.

Provide access to PostgreSQL's sequences

ActiveRecord instrumentation for Rails, Resque and Sidekiq

Define attributes in arel