Ruby on Rails

The Ruby Programming Language

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

Acceptance test framework for web applications

⚡ A Scope & Engine based, clean, powerful, customizable and sophisticated paginator for Ruby webapps

RSpec for Rails 7+

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

A modular Ruby web server interface.

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

🐬 Beautiful, performant feature flags for Ruby.

Library packaging and distribution for Ruby.

Simple Rails app configuration

A ruby implementation of the RFC 7519 OAuth JSON Web Token (JWT) standard.

A Really Ruby Mail Library

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

OpenAI API + Ruby! 🤖❤️ GPT-5 & Realtime WebRTC compatible!

Factory Bot ♥ Rails

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

Roo provides an interface to spreadsheets of several sorts.

Boot large Ruby/Rails apps faster

Ruby production code coverage collection and reporting (line of code usage)

xlsx generation with charts, images, automated column width, customizable styles and full schema validation. Axlsx excels at helping you generate beautiful Office Open XML Spreadsheet documents wi…

A make-like build utility for Ruby.

An awesome asynchronous event-driven reactor for Ruby.

Database-backed Active Job backend

The push notification service for Ruby.

Seamlessly adds a Swagger to Rails-based API's

Exception Notifier Plugin for Rails

Efficient and thread-safe code loader for Ruby