Rails GitHub Repositories (2026) · Open Source Tools

Track changes to your rails models

FriendlyId is the “Swiss Army bulldozer” of slugging and permalink plugins for ActiveRecord. It allows you to create pretty URL’s and work with human-friendly strings as if they were numeric ids for ActiveRecord models.

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

Search everywhere and in a hurry!

Pagination library for Rails and other Ruby applications

Ruby implementation of GraphQL

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

Modern circuit breaker for Ruby & Rails. Thread-safe, fiber-ready async support. Built-in fallbacks, rich introspection, clean DSL. Memory-efficient with jitter & monitoring.

An extendable Ruby on Rails CMS that supports Rails 6.1 to 8.1+ and Ruby 3.x to 4.x

Rails authentication with email & password.

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

A gem providing "time travel", "time freezing", and "time acceleration" capabilities, making it simple to test time-dependent code. It provides a unified method to mock Time.now, Date.today, and DateTime.now in a single call.

Optimized JSON

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

:chart_with_upwards_trend: The Rack Based A/B testing framework

Notifications for Ruby on Rails applications

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

Client Side Validations made easy for Ruby on Rails

An invitation strategy for devise

Do some browser detection with Ruby. Includes ActionController integration.