A ruby wrapper for the Airbrake API

Combined events calendar for Google Calendar, iCal, and friends.

Ruby client for Avatax

AWSCloudSearch Search gem

Ruby library for version 2 of DigitalOcean's API

A Ruby wrapper for the Behance API

A Ruby library for using the BreweryDB API.

Buffer is an API Wrapper Gem for Bufferapp.com's API

Ruby client for DatoCMS API

Ruby client for the Dota 2 WebAPI

Integration with MaxMind GeoIP2 API

Ruby wrapper for the Gowalla API

This is a wrapper for RunKeeper Health Graph RESTful API.

Implements Heap's server-side API

Create ActiveModel-compliant objects for your JSONAPI-based API

kintone API client for Ruby.

Ruby library for the WHM & cPanel API; It's not a half day or anything like that

Ruby client library for Metabase API

Magic: The Gathering SDK is a wrapper around the MTG API located at magicthegathering.io

Parse Server Ruby Client. Perform Object-relational mapping between Parse Server and Ruby classes, with authentication, cloud code webhooks, push notifications and more built in.