🌐 Jekyll is a blog-aware static site generator in Ruby

🍺 The missing package manager for macOS (or Linux)

API Documentation Browser

Vagrant is a tool for building and distributing development environments.

GitLab CE Mirror | Please open new issues in our issue tracker on GitLab.com

🍻 A CLI workflow for the administration of macOS applications distributed as binaries

A simple, Git-powered wiki with a local frontend and support for many kinds of markup and content.

Simple, efficient background processing for Ruby

Fluentd: Unified Logging Layer (project under CNCF)

A deployment automation tool built on Ruby, Rake, and SSH.

Liquid markup language. Safe, customer facing template language for flexible web apps.

Effing package management! Build packages for multiple platforms (deb, rpm, etc) with great ease and sanity.

An opinionated framework for creating REST-like APIs in Ruby.

Cron jobs in Ruby

Forms made easy for Rails! It's tied to a simple DSL, with no opinion on markup.

OmniAuth is a flexible authentication system utilizing Rack middleware.

Hand-crafted frontend development

Better error page for Rack apps

Catches mail and serves it through a dream.

Guard is a command line tool to easily handle events on file system modifications.

Manage Procfile-based applications

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape.

Thor is a toolkit for building powerful command-line interfaces.

💎 A fast, open source text processor and publishing toolchain, written in Ruby, for converting AsciiDoc content to HTML 5, DocBook 5, and other formats.

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

Database based asynchronous priority queue system -- Extracted from Shopify

The Ruby cloud services library.

The open source error catcher that's Airbrake API compliant

Pretty print your Ruby objects with style -- in full color and with proper indentation

Game written in Ruby for learning Ruby.