Use the GoodData::Client class to integrate GoodData into your own application or use the CLI to work with GoodData directly from the command line.

小説家になろうで公開されている小説の管理、及び電子書籍データへの変換を支援します。縦書用に特化されており、横書き用に特化されたWEB小説を違和感なく縦書で読むことが出来るようになります。

Biblioteca oficial de integração via API com o PagSeguro

PayPal Express Checkout API Client for recurring billing.

This plugin provides native network instrumentation for monitoring and metrics collection, including: hardware, TCP response, RBLs, whois, port status, and more

Making callback tests easy on the fingers and eyes

This gem provides a graphical frontend for the Taskwarrior task manager. It is based on Sinatra.

Websocket interface on Rack Hijack w/ Rails support

A modern ruby gem allowing to do time calculation with working hours.

Gem for managing multiple analytics services in your rails app.

APIFuzzer gem builds api for finding security issues through a fuzzer

A Ruby wrapper for the AvaTax REST and Search APIs

Ruby/JS GUI framework

Gem containing apis used by Enterprise Search and implementations of Connectors

Gem containing utilities used by implementations of Connectors when run external to Enterprise Search

Crummy is a simple and tasty way to add breadcrumbs to your Rails applications.

CSV Validator

A configurable and documented Rails view helper for adding gravatars into your Rails application.

Until there is a Kindle API, this will suffice.

Libsaml makes the creation of SAML 2.0 messages easy. The object structure is modeled after the SAML Core 2.0 specification from OASIS. Supported bindings are HTTP-Post, HTTP-Redirect, HTTP-Artifact and SOAP. Features include XML signing, XML verification and a pluggable backend for providers (FileStore backend included).