Better error page for Rack apps

Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests.

Rack middleware for blocking & throttling

Slim is a template language whose goal is to reduce the syntax to the essential parts without becoming cryptic.

Easy full stack backup operations on UNIX-like systems.

Game written in Ruby for learning Ruby.

Profiler for your development and production Ruby rack apps.

a sampling call-stack profiler for ruby 2.2+

Manage translation and localization with static analysis, for Ruby i18n

A helper for creating declarative interfaces in controllers

Plug and play websocket support for ruby on rails.

Per-request global storage for Rack.

Bundler-like DSL + rake tasks for Bower on Rails

Automatically generate API documentation from RSpec

Bunny is a popular, easy to use, mature Ruby client for RabbitMQ

Support for doing time math in business hours and days

Autoprefixer for Ruby and Ruby on Rails

Log parser to identify actions which significantly increase VM heap size

Robust subscription support for Rails with Stripe.

A lightweight Ruby client for the Docker Remote API

Websocket interface on Rack Hijack w/ Rails support

Use your angular templates with rails' asset pipeline

Street Fighter II in Ruby!

Russian language support for Ruby and Rails | Поддержка русского языка для Ruby и Rails

a small RSpec clone

An Automatic Automated Test Writer

Functional Reactive Programming in Ruby.

Mongoid::Paperclip enables you to use Paperclip with the Mongoid ODM for MongoDB.

👎 🚋 Less.js For Rails

Create and manage API mocks with Sinatra