Ruby on Rails

The Ruby Programming Language

Simple, efficient background processing for Ruby

Cron jobs in Ruby

A Ruby/Rack web server built for parallelism

help to kill N+1 queries and unused eager loading

A static analysis security vulnerability scanner for Ruby on Rails applications

Complete Ruby geocoding solution.

A command-line tool that reorganizes your Xcode project folder to match your Xcode groups

Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.

AASM - State machines for Ruby classes (plain Ruby, ActiveRecord, Mongoid, NoBrainer, Dynamoid)

Rails for API only applications

Manage your Ruby application's gem dependencies

Easy full stack backup operations on UNIX-like systems.

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

Web Application Security Scanner Framework

Library packaging and distribution for Ruby.

JRuby, an implementation of Ruby on the JVM

Take a peek into your Rails applications.

High performance memcached client for Ruby

Ruby algorithms and data structures. C extensions

Database Sharding for ActiveRecord

A PhantomJS driver for Capybara

Preflight for HTML email

A modern, simple and very fast Mysql library for Ruby - binding to libmysql

Ruby process monitor

The push notification service for Ruby.

A Relational Algebra

A Capybara driver for headless WebKit to test JavaScript web apps

IdentityCache is a blob level caching solution to plug into Active Record. Don't #find, #fetch!