abyme is the modern way to handle dynamic nested forms in Rails 6+.

Allows to define special attributes for ActiveAdmin panel to make it AJAX loadable and auto-updatable

ActiveAdmin chat plugin

Adds support to show resources indexes as calendar in ActiveAdmin using fullCalendar JQuery plugin

Provides ability to use form object in your ActiveAdmin application

An Active Admin plugin to use Selectize.js (jQuery required)

Provides easy DSL integration between ActiveAdmin & state_machine

Store your currency.

Extensions for active_interaction gem

Ruby library to automatically preload data for your Active Model Serializers

Simply cache whatever you want by using cachers which will help you maintain cached objects and expire them when they are changed. Support Rails 3, 4, 5.

Make ActiveRecord null model aware.

Amazon Aurora Serverless is an on-demand, auto-scaling configuration for Amazon Aurora (MySQL-compatible and PostgreSQL-compatible editions). Perfect for small Rails on AWS Lambda.

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

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.