Makes read-only models easier to implement in ActiveRecord 3.x/4.x/5.x.

Exposes a bulk insert API to AR subclasses

Make ActiveRecord queries cacheable throughout your apps!

Colorized SQL Logging Backport for ActiveRecord. See http://git.io/vmlOb

A new way to manage multi-tenant applications based on multiples databases

Supports binary COPY into PostgreSQL with activerecord

Opt-in validations for your ActiveRecord models based on your MySQL database constraints, including text field size, UTF-8 encoding issues, and NOT NULL constraints.

Batch up your ActiveRecord "touch" operations for better performance. ActiveRecord::Base.delay_touching do ... end. When "end" is reached, all accumulated "touch" calls will be consolidated into as few database round trips as possible.

Provides transparent encryption for ActiveRecord. You can protect your data with any encryption algorithm you want.

ActiveRecord Firebird Adapter for Rails 3 and 4 with support for migrations.

Save unnecessary round trips to the database

An ActiveRecord plugin providing a higher-level abstraction for SQL 'LIKE' queries

Add unsigned option to integer type for ActiveRecord's MySQL2 adapter

ActiveRecord OpenTracing intrumenter

This gem adds comments to the SQL to indicate where the SQL parts are constructed.

Gives a hook on MySQL warnings that allow you to either raise or log them.

Active Record support for PostgreSQL JSON type

Amazon Redshift adapter for ActiveRecord 7+

An Active Record extension for Multitenancy with PostgreSQL Row Level Security

Create ActiveRecord relations from UNIONs