The Ruby Programming Language

Ruby on Rails

Universal markup converter

VNC client web application

A modular Ruby web server interface.

A runtime developer console and IRB alternative with powerful introspection capabilities.

Ruby enVironment Manager (RVM)

The administration framework for Ruby on Rails applications.

Chef Infra, a powerful automation platform that transforms infrastructure into code automating how infrastructure is configured, deployed and managed across any environment, at any scale

Every Rails page has footnotes that gives information about your application and links back to your editor

Highcharts JS, the JavaScript charting framework

Test command-line applications with Cucumber-Ruby, RSpec or Minitest.

The MongoDB Database

Classy web-development dressed in a DSL (official / canonical repo)

Domain name parser for Ruby based on the Public Suffix List.

Classier solution for file uploads for Rails, Sinatra and other Ruby web frameworks

Cucumber for Ruby. It's amazing!

A library for generating fake data such as names, addresses, and phone numbers.

An open source eCommerce platform giving you full control and customizability. Modular and API-first. Multi-vendor, multi-tenant, multi-store, multi-currency, multi-language. Built using Ruby on Ra…

The official AWS SDK for Ruby

JavaScript Application Framework - JS library only

an application that automates the lifecycle of servers

The world's #1 JavaScript library for rich text editing. Available for React, Vue and Angular

A Ruby library that encodes QR Codes

The official jQuery user interface library.

The open source error catcher that's Airbrake API compliant

Library packaging and distribution for Ruby.

For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

Aloha Editor is a JavaScript content editing library

JRuby, an implementation of Ruby on the JVM