Make administrative views creation less repetitive

Advanced Sneakers adapter for ActiveJob

Ruby client para los web services de la AFIP

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

agcaldav is yet another great Ruby client for CalDAV calendar. It is based on the icalendar gem.

GNOME application for managing collections of books

alfred-workflow is a ruby Gem helper for building [Alfred](http://www.alfredapp.com) workflow.

Take any arbitrary HTML as input and extract its content as a list of records, including contents and hierarchy.

Ruby wrapper of Aliyun API for system administrator. Current for aliyun API version 2014-05-26

Allowy provides CanCan-like way of checking permission but doesn't enforce a tight DSL giving you more control

Alpaca API lets you build and trade with real-time market data for free.

Migrate multiple tables with similar schema at once.

Ruby library for the Amadeus travel APIs, providing hotel, flight, airport, and other travel related APIs.

Relationships (e.g. friendships) backed by Redis

Antenna aims to take the pain out of creating and distributing all the necessary files for Enterprise iOS over-the-air distribution. It generates the mandatory XML manifest, app icons and an HTML file, automatically extracting all the needed information from the specified .ipa file.

APISmith provides tools to make working with structured HTTP-based apis even easier.

Fully-featured library for fetching and creating content with the Apple News API.

Unofficial Ruby API Wrapper for Appnexus

A compiler for a Clojure-like programming language on the Rubinius VM

Ruby client for api.aptible.com