To have all your data in one place: the database

Pivotal Tracker Command Line Interface

Provides a Ruby library to the complete Bitcoin JSON-RPC API. Implements all methods listed at https://en.bitcoin.it/wiki/Original_Bitcoin_client/API_Calls_list and lets you set options such as the host and port number, and whether to use SSL.

Rawler is a tool that crawls the links of your website

A simple client library to remotely access the Sailthru REST API.

A Ruby wrapper and utility library for communicating with the Sendgrid API.

This gem allows you to deploy your rails application to the Engine Yard cloud directly from the command line.

This SDK contains wrapper code used to call the Evernote Cloud API from Ruby.

HTTMultiParty is a thin wrapper around HTTParty to provide multipart uploads.

HTTMultiParty is a thin wrapper around HTTParty to provide multipart uploads.

Handle iTunes In App Purchase Receipt Verification

REST API to Quickbooks Online/Windows via Intuit Data Services

Bootstrap a micro bosh universe from one CLI

eBayR is a gem that makes it (relatively) easy to use the eBay Trading API from Ruby. Includes a self-contained XML parser, a flexible callback system, and a command-line client which aids integration into other projects.

yet another command line client for gist. Gisty uses Github API V3 via OAuth2.

The official PagSeguro library

Ruby library for Geonames Web Services (http://www.geonames.org/export/)

The New Relic Plugin Gem is used to send plugin data to New Relic from non-application sources.

Rack middleware Captcha verification using Recaptcha API.

Rack middleware Captcha verification using Recaptcha API.