A barcode and QR code library that works with regular Ruby (not just JRuby). This gem comes bundled with ZXing C++ (zxing-cpp) and interfaces with it using FFI. As such this gem works with most major Ruby distributions.

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_ allows you to write Ruby script by using only _.

A Ruby client library for ably.io realtime messaging

ActionMailer-like interface for any type of notifications

Run an accessibility audit on a file or URL from the command line.

Easy and modular way to secure applications and handle permissions.

Simple gem that adds Amazon CloudFront IP prefixes to the trusted proxies to Rails RemoteIp middleware.

ActionSubscriber is a DSL that allows a rails app to consume messages from a RabbitMQ broker.

ActiveFrontend is a refreshingly modern responsive web framework for beautiful and faster project development.

activejob-cancel provides cancel method to Active Job

Job status and batches for ActiveJob. Create trackable jobs, check their status, and batch them together.

ActiveRecord Association Helper for PORO (Plain Old Ruby Object)

A custom validation for your Active Model that check if an array is included in another one

ActiveOperation is a micro-framework for modelling business processes.

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::Dist...

Yet Another N+1 COUNT Query Killer for ActiveRecord

Active Record slotted counters support

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

Add a `send_zip` method in your Rails controller to send a `.zip` file containing one (or many) ActiveStorage object(s)