Help out your favorite open source projects and become a better developer while doing it.

EventMachine: fast, simple event-processing library for Ruby programs

Ruby tool for importing existing svn projects into git.

Audited (formerly acts_as_audited) is an ORM extension that logs all changes to your Rails models.

:globe_with_meridians: Jekyll is a blog-aware static site generator in Ruby

ActiveModel::Serializer implementation and Rails hooks

RailsAdmin is a Rails engine that provides an easy-to-use interface for managing your data

:books: The Open Source Discovery Service

A command-line power tool for Twitter.

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

Library for stubbing and setting expectations on HTTP requests in Ruby.

A Really Ruby Mail Library

Object-based searching.

Active Merchant is a simple payment abstraction library extracted from Shopify. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gatew

pg_search builds ActiveRecord named scopes that take advantage of PostgreSQL’s full text search

Open data project for small-scale food growers

Ruby FFI

Role management library with resource scoping

Typhoeus wraps libcurl in order to make fast and reliable requests.

Markdown lint tool

The Journal of Open Source Software

:factory: Offer project idea, impress developers and get a POC for free!

:factory: A place where non-profits and developers meet together

Chronic is a pure Ruby natural language date parser.

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

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

Simple HTTP and REST client for Ruby, inspired by microframework syntax for specifying actions.

Ruby in the Browser

A Ruby language server.

Database based asynchronous priority queue system -- Extracted from Shopify

Find licenses for your project's dependencies.

Human Essentials is an inventory management system for diaper, incontinence, and period-supply banks. It supports them in distributing to partners, tracking inventory, and reporting stats and analytics.

Computing-focused community centered around link aggregation and discussion

Generate custom icon webfonts from the comfort of the command line.

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

🛒 Solidus, the open-source eCommerce framework for industry trailblazers.

Affero licensed Community Currency web software derived from Insoshi

Add OAPI/swagger v2.0 compliant documentation to your grape API

Ruby: 2 CPUs = 2x Testing Speed for RSpec, Test::Unit and Cucumber

Automated code reviews via mutation testing - semantic code coverage.

A directory of local support services and volunteer opportunities

Rails application preloader

Social logging script for Day One

A Rails engine that helps you put together a super-flexible admin dashboard.

Multithreaded, Postgres-based, Active Job backend for Ruby on Rails.

A modern, responsive admin framework for Ruby on Rails

🍻 Default formulae for the missing package manager for macOS

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

A lightning fast JSON:API serializer for Ruby Objects.

The EFF Action Center Platform