This gem will let you inherit any attribute or relation from the parent model.

ActiveRecord extension for sorted adjacency lists support

Just like acts_as_list, but allows updating through standard restful methods.

A ruby gem to handle multiple user roles on a Rails app, it also has Devise support

API Client Library for the Adafruit IO product

This gem provides user-friendly interface to Google Adwords API.

Ruby script (cli) to fetch subtitles on Addic7ed

Address Composer formats address components using worldwide regions formatting templates

AddressValidate is a ruby wrapper for integrating with the USPS address validation api.

A simple Oauth App to automatically add users to an organization.

Be sure that your mocks are adequate

Overcoming limitation of Rails model errors API

Adds speech recognition support to Adhearsion as a plugin

adiwg-mdcodes provides code lists for use with editors of ISO 19115-1, ISO 19115-2, ISO 19110, and mdJson compliant metadata. Some codelists include extensions added by the Alaska Data Integration working group (ADIwg).

The mdtranslator was written by the Alaska Data Integration Working Group (ADIwg) to assist with creating ISO 19139 metadata records. Input to the mdtranslator is JSON conforming to the mdJson-schema. The mdtranslator architecture allows developers to write additional readers for other input fo...

see http://en.wikipedia.org/wiki/Adler-32 for the algorithm details

Batch Actions plugin for Administrate

Improved tag management for Administrate

Custom Administrate field collection_select

Adds an Administrate::Field::LatLng for viewing & editing latitude/longitude fields on a map