Webrat lets you quickly write expressive and robust acceptance tests for a Ruby web application. It supports simulating a browser inside a Ruby process to avoid the performance hit and browser dependency of Selenium or Watir, but the same API can also be used to drive real Selenium tests when necessary (eg. for testing AJAX interactions). Most Ruby web frameworks and testing frameworks are supported.

This gem uses wkhtmltopdf to convert an eml to a pdf. (eml -> html -> pdf)

CLI wrapper for the Emma Java library http://emma.sourceforge.net/

Tools to make building API docs simpler.

An MSN client for Ruby written on top of EventMachine

Adds the convert method to Emojidex::Collection and Emojidex::Emoji, which\ allows you to convert an emoji collection or a single emoji to the specified\ image format.

We parse up-to-date OMG standard for unicode emojis and replace words in texts with respective emojis when applicable.

Lightweight gem that utilizes Rails server-side model validations to display client-side error messages for Ajax form submissions.

Uses Amazon's product advertising API or Google's Shopping Search API

A Ruby Webfinger client

EM tvdb website wrapper

Invoice data fetcher to use within EventMachine reactor.

EventMachine implementation of a Voldemort client. Currently limited to read-only stores.

ruby实现的ws_discovery, 基于ws-discovery项目

XMPP client for event machine

A no-nonsense async gem for the nonsensical Zimbra API.

Ruby Client Library for Encoding.com

A ruby wrapper for the encoding.com API

Encoding Converter, rack middleware used to convert to encoding

Encrypted form fields for Rails