types_from_serializers helps you by automatically generating TypeScript interfaces for your JSON serializers, allowing you typecheck your frontend code to ship fast and with confidence.

Add some nice ActiveModel/ActiveRecord validators.

Wanko is a Rails Engine framework that can be used for rapid prototyping, feature toggle, or A/B testing

A Rails grid plugin to create grids with sorting, pagination, and filters generated automatically based on column types. The contents of the cell are up for the developer, just like one does when rendering a collection via a simple table. WiceGrid automates implementation of filters, ordering, paginations, CSV export, and so on. Ruby blocks provide an elegant means for this.

Provides sortable_columns helper in active admin resource definitions.

Gem that allows to attach dynamic attributes to ActiveRecord model

activejob-cancel provides cancel method to Active Job

Exposes a bulk insert API to AR subclasses

Simple ActiveRecord diff functionality

ActiveRecordDistinctOn adds support for `DISTINCT ON` to ActiveRecord. At the time of this writing, PostgreSQL is the only database which supports this syntax; however, this gem has been written with database independence in mind so that if another Arel visitor adds support for `Arel::Nodes::DistinctOn` in the future, it should work seamlessly.

An ActiveRecord extension providing convenience methods for timestamp management.

Save unnecessary round trips to the database

Provides a form helper to make it easy to make drag and drop file upload fields that work with Rails' Active Storage.

acts_as_account implements double entry accounting for Rails models. Your models get accounts and you can do consistent transactions between them. Since the documentation is sparse, see the transfer.feature for usage examples.

ActiveRecord extension that turns your models into graph objects. Includes helper methods for adding <meta> tags and the Like Button to your views.

ActsAsTextcaptcha provides spam protection for Rails models with text-based logic question captchas. Questions are fetched from Rob Tuley's textcaptcha.com They can be solved easily by humans but are tough for robots to crack.

An advertising manager mountable engine

Core engine for adva-cms2.

Static engine for adva-cms2.

ActiveRecord::Base.connection.after_transaction_commit { ... }