A MediaElement gem(engine) for Rails. Makes embedding HTML5 video easy.

never let an unscoped Model.all accidentally leak data to an unintended audience.

Simple background job processor inspired by delayed_job, but aiming for database agnosticism.

Extend Ruby on Rails ActiveRecord with Neo4j nodes. Keep RDBMS and utilize the power of Neo4j queries. Originally by @elado.

An awesome nested set implementation for Active Record

Disables observers during testing, allowing you to write model tests that are completely decoupled from the observer.

Passkit offers you a full Rails engine to serve Wallet Passes for iOS and Android in pkpass format.

Easily write arbitrary filters

A lightweight cron scheduler for the Que async job worker

Adds tabbed interface and custom field type for globalize translations to Rails_admin

Implements field type and partial for "tag_list"(*_list) virtual attribute.

Rails gem to push notifications for iOS, Android and Windows Phone devices

Simple gem to translate routes in Rails 3.x based on translate_routes

Adds the ability to pull random records from ActiveRecord

Record Cache for Rails 3

Retina Rails makes your application use high-resolution images by default. It automatically optimizes uploaded images (CarrierWave or Paperclip) for retina displays by making them twice the size and reducing the quality.

A modern fast tagging framework for Rails 3.1+

A smart sms verification tool

Additional Payment Gateways for Solidus

Spree Essentials provides a base for several other Spree Commerce extensions. The idea is to provide other extensions with common functionality such as an asset-upload interface, a markdown editor, and a common admin-navigation tab.