MADE WITH
RUBY ON RAILS

A platform for community discussion. Free, open, simple.

Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc.

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

Flexible authentication solution for Rails with Warden.

For empowering community

Open source DocuSign alternative. Create, fill, and sign digital documents

OpenProject is the leading open source project management software for product, project and portfolio management. A powerful Jira alternative with agile planning, issue tracking, roadmaps, Gantt charts, time tracking, collaboration features, and more. Available on premises or in the cloud. ⭐Star us on GitHub

A privacy-aware, distributed, open source social network.

The open curriculum for learning web development

The administration framework for Ruby on Rails applications.

A scalable set of icons handcrafted with by GitHub

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

Rapid Web Development w/ Go

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

A library for setting up Ruby objects as test data.

Kanban as it should be. Not as it has been.

A static analysis security vulnerability scanner for Ruby on Rails applications

Rails Girls Guides

Track changes to your rails models

Integrate React.js with Rails views and controllers, the asset pipeline, or webpacker.

Catches mail and serves it through a dream.

Intelligent search made easy

A community-driven Ruby on Rails style guide

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.

Object-based searching.

Zammad is a web based open source helpdesk/customer support system.

Pagination library for Rails and other Ruby applications

The authorization Gem for Ruby on Rails.

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

Ruby implementation of GraphQL

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

Use Webpack to manage app-like JavaScript modules in Rails

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

Integration of React + Webpack + Rails including server-side rendering of React, enabling a better developer experience and faster client performance.

Agnostic pagination in plain ruby

Automatically generates beautiful and easy-to-read ER diagrams from your database.

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

Computing-focused community centered around link aggregation and discussion

Main website for The Odin Project

Annotate Rails classes with schema and routes info

Untangle your GitHub Notifications

Simple, powerful, first-party analytics for Rails

Blazing fast deployer and server automation tool

A self hosted music streaming server

One delightful Ruby framework for every major AI provider. Build AI agents, chatbots, RAG apps, and multimodal workflows in beautiful, expressive code.

A Rails application template with our standard defaults, optimized for deployment on Heroku.

Beautiful, performant feature flags for Ruby.

The Official Ruby Object Mapper for MongoDB

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

Chrome extension for Rails development

An open source forum/community system based on Rails, developed based on Ruby China.

Curriculum for RailsBridge workshops

Rails authentication with email & password.

Versioned database views for Rails

Simple one-liner tests for common Rails functionality

Token based authentication for Rails JSON APIs. Designed to work with jToker and ng-token-auth.

A lightweight Facebook library supporting the Graph, Marketing, and Atlas APIs, realtime updates, test users, and OAuth.

A full featured Live Chat, Support & Marketing platform, alternative to Intercom, Drift, Crisp.

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.

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

Optimized JSON

Elasticsearch integrations for ActiveModel/Record and Ruby on Rails

Easy activity tracking for models - similar to Github's Public Activity

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

an application that automates the lifecycle of servers

Search Engine Optimization (SEO) for Ruby on Rails applications.

Build full-stack Next.js apps, incredibly fast

A taggable image board written in Rails.

A project worth exploring.

ComfortableMexicanSofa is a powerful Ruby on Rails 5.2+ CMS (Content Management System) Engine

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

Mercury Editor: The Rails WYSIWYG editor that allows embedding full page editing capabilities directly inline.

Database Sharding for ActiveRecord

Do some browser detection with Ruby. Includes ActionController integration.

Build reactive applications with the Rails tooling you already know and love.

Magical authentication for Rails 3 & 4

A very fast & simple Ruby web server

Spina CMS

Ruby and Rails efficient Kafka processing framework

Payments for Ruby on Rails apps

The push notification service for Ruby.

An open source solution for publishing the status of your services

Easiest way to add multi-environment yaml settings to Rails, Sinatra, Padrino and other Ruby projects.

A super efficient Amazon SQS thread based message processor for Ruby.

Turbo-charged counter caches for your Rails app.

Her is an ORM (Object Relational Mapper) that maps REST resources to Ruby objects. It is designed to build applications that are powered by a RESTful API instead of a database.

A self-hosted digital asset manager for 3d print files.

A set of Rails responders to dry up your application

Ruby Tests Profiling Toolbox

ReCaptcha helpers for ruby apps

A modern, responsive admin framework for Ruby on Rails

Scheduler / Cron for Sidekiq jobs

Easily and efficiently make your ActiveRecord models support hierarchies

Identify database issues before they hit production.

Examples of Charting Library integrations with other libraries, frameworks and data transports

Rails N+1 queries auto-detection with zero false positives / false negatives

The Open Source Ruby on Rails SaaS Template

An authentication system generator for Rails applications.

A self hosted Web publishing platform on Rails.

Checklist of security precautions for Ruby on Rails applications.

Self-hosted snippet manager

The Essential Toolkit for building Internal Tools and admin panels with Ruby on Rails

CSS styled emails without the hassle.

Legacy full-app React on Rails tutorial repo and live demo. See reactonrails.com/examples for current maintained demos.

Giving back to open source for the holidays

Database changes log for Rails

Just the right amount of Rails eager loading

Official repository of the bootstrap_form gem, a Rails form builder that makes it super easy to create beautiful-looking forms using Bootstrap 5.

Free, open source mental health communication web app to share experiences with loved ones

Transactional email server with a lovely web interface

Sphinx/Manticore plugin for ActiveRecord/Rails

Date and time validation plugin for ActiveModel and Rails. Supports multiple ORMs and allows custom date/time formats.

The best Rails forums engine ever.

lol_dba is a small package of rake tasks that scan your application models and displays a list of columns that probably should be indexed. Also, it can generate.sql migration scripts.

Vite.js in Ruby, bringing joy to your JavaScript experience

Authorization framework for Ruby/Rails applications

A Ruby implementation of an Event Store based on Active Record

Migrate and update data alongside your database structure.

Keygen is a modern, fair source software licensing and distribution API. For developers, by developers.

Consul Democracy - Open Government and E-Participation Web Software

Simple (and safe*) token authentication for Rails apps or API with Devise.

ModelFox makes it easy to train, deploy, and monitor machine learning models.

Over 25 Stimulus controllers with built-in behavior, top-tier documentation, designed for easy extension, and ready for your styles to solve every day frontend problems.

Magical Authentication

Adds additional postgres functionality to an ActiveRecord / Rails application

Discover the best way to get started contributing to Open Source projects

The Official MongoDB Ruby Driver

Teaspoon: Javascript test runner for Rails. Use Selenium, BrowserStack, or PhantomJS.

ManageIQ Open-Source Management Platform

Community-driven Rails Security Checklist (see our GitHub Issues for the newest checks that aren't yet in the README)

A recommendation engine using Likes and Dislikes for your Ruby app

Spreadsheet Architect is a library that allows you to create XLSX, ODS, or CSV spreadsheets super easily from ActiveRecord relations, plain Ruby objects, or tabular data.

Open Source Security Foundation (OpenSSF) Best Practices Badge (formerly Core Infrastructure Initiative (CII) Best Practices Badge)

Authentication for your Rails app without the icky-ness of passwords

Self-hosted Beta App Distribution for Android, iOS, macOS, Linux and Windows apps | 、 macOS、Linux Windows ， iOS、Android SDK、fastlane

A simple and fast JSON API template engine for Ruby on Rails

Simple, Fast, and Declarative Serialization Library for Ruby

A Rails engine for queueing and managing data migrations.

JWT token authentication with devise and rails

Awesome Ruby and Rails Open Source applications

Connect suppliers, distributors and consumers to trade local produce.

Unobtrusive and flexible spam protection for Rails apps

Rails PostgreSQL database performance insights. Locks, index usage, buffer cache hit ratios, vacuum stats and more.

Monitor performance of you Rails applications (self-hosted and free)

Tracks is a GTD™ web application, built with Ruby on Rails

Work with JSON-backed attributes as ActiveRecord-ish models

What ActiveModel left out

The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

First-party email analytics for Rails

Do it like => validates:photos, attached: true, content_type: ['image/png', 'image/jpg', 'image/jpeg'], size: { less_than: 500.kilobytes }, limit: { min: 1, max: 3 }, aspect_ratio::landscape, dimension: { width: { in: 800..1600 }

The Open Source Discovery Service

Pluggable Ruby translation framework

ORM agnostic truly Object-Oriented view helper for Rails 4, 5, 6, 7, and 8

Global settings for your Rails application.

Detect non-atomic interactions within DB transactions

Ridgepole is a tool to manage DB schema. It defines DB schema using Rails DSL, and updates DB schema according to DSL. (like Chef/Puppet)

Gem to create tables grids with sortable columns and filters

A UI development environment for Ruby on Rails apps

A collection of branches that transmit HTML over the wire.

A production ready example Rails app that's using Docker and Docker Compose.

render_async lets you include pages asynchronously with AJAX

Build and distribute Linux packages from sources in an automatic, consistent and reproducible way #obs

Stylish Graph APIs

Rails Generators for Cucumber with special support for Capybara and DatabaseCleaner

Time registration that doesn't suck

Manage settings with Ruby on Rails

a collaborative knowledge-exchange platform in Rails; we welcome first-time contributors!

Rails plugin that logs/displays a backtrace of all SQL queries executed by Active Record

The official Airbrake library for Ruby applications

SQL Server Adapter For Rails

Redis stores for Ruby on Rails

A learning management system (LMS) that lets you run an asynchronous online school, where learning is achieved through focused tasks, directed feedback, an iterative workflow, and community interaction.

A comprehensive collection of Quran resources

Textacular exposes full text search capabilities from PostgreSQL, and allows you to declare full text indexes. Textacular will extend ActiveRecord with named_scope methods making searching easy and fun!

A massive repo filled with notes on everything from coding to philosophy to psychology to marketing to product

ActiveRecord connection adapter for PostGIS, based on postgresql and rgeo

A High Performance HTTP Server for Ruby

A vulnerable version of Rails that follows the OWASP Top 10

Open Source Event Manager. An event management tool tailored to Free and Open Source Software conferences.

Configuration library for Ruby gems and applications

Filterrific is a Rails Engine plugin that makes it easy to filter, search, and sort your ActiveRecord lists.

Alchemy is the Open Source Rails CMS framework for the component based web that can be used as classic server side rendered or headless CMS.

Warbler chirpily constructs.war files of your Ruby applications.

Open-source email observability for AWS SES

A list of Ruby gems that have known memory leaks (and issues)

Ruby on Rails Phishing Framework

A ruby gem for creating navigations (with multiple levels) for your Rails, Sinatra or Padrino applications. Render your navigation as html list, link list or breadcrumbs.

A RuboCop extension focused on enforcing Rails best practices and coding conventions.

Easily create front-end style guides with Markdown and Sass/SCSS.

Capybara test scenario recorder for Rails

Rails view helper to manage "active" state of a link

Learning resources for Ruby, Rails, and related skills.

CMS for Rails. For Reals.

🇧🇷 Recursos para aprender Ruby e Rails

An opinionated front-end starter kit for your "nobuild" application

Low-code Admin panel and Business intelligence Rails engine. No DSL - configurable from the UI. Rails Admin, Active Admin, Blazer modern alternative.

Bootstrap Helpers for Ruby

Log outgoing HTTP requests in ruby

minimalist's tiny and ultra-fast database cleaner

Serve is a small Rack-based web server and rapid prototyping framework for Web applications (specifically Rails apps). Serve is meant to be a lightweight version of the Views part of the Rails MVC. This makes Serve an ideal framework for prototyping Rails applications or creating simple websites. Serve has full support for Rails-style partials and layouts.

Integration of TinyMCE with the Rails asset pipeline

A web interface for browsing Ruby on Rails sent emails

Synthetic monitoring engine with Playwright and Prometheus metrics

Course management service that enables auto-graded programming assignments.

Materializecss rubygem for Rails Asset Pipeline / Sprockets

An Object Oriented DOM Tree in Ruby

Rails c&c web application for spying Android devices

Multi-role and whitelist based authorization gem for Rails (and not only Rails!)

Extends ActiveAdmin to enable a set of great optional UX improving add-ons

Composable Ruby service objects

Use simple commands on the server to control client browsers in real-time

Describing the development process used by the Infinum Rails Team.

Embed SVG documents in your Rails views and style them with CSS

A robust Admin Interface for Ruby on Rails apps

Rails integration for Rodauth authentication framework

Rails/ActiveRecord support for distributed multi-tenant databases like Postgres+Citus

The reliable YouTube API Ruby client

Catch unsafe PostgreSQL migrations in development and run them easier in production (code helpers for table/column renaming, changing column type, adding columns with default, background migrations, etc).

Dawn is a static analysis security scanner for ruby written web applications. It supports Sinatra, Padrino and Ruby on Rails frameworks.

Handle unread records and mark them as read with Ruby on Rails

Lazy loading associations for the ActiveRecord models

Terraforming legacy Rails applications guides and tools

A collection of lightweight, standardized, rails-oriented patterns.

Rails Engine to preview emails in the browser

A collection of Ruby libraries for working with SQL on top of ActiveRecord's connection

Browserify + Rails = a great way to modularize your legacy JavaScript

Web Interface for the Docker Registry HTTP API V2 written in Ruby on Rails.

Reactive frontend UI components for Rails in pure Ruby

Link header pagination for Rails and Grape APIs.

A time-based background job scheduler daemon (just like Cron) for Rails

A Ruby LSP add-on for Rails

Ruby gem for building Telegram Bot with optional Rails integration

Database constraints made easy for ActiveRecord.

Ruby framework for keeping all types of notifications (mailers, push notifications, whatever) in one place

Version Cake is an unobtrusive way to version APIs in your Rails or Rack apps

An ActiveModel extension that automatically strips all attributes of leading and trailing whitespace before validation. If the attribute is blank, it strips the value to nil.

gRPC Ruby Framework

An open-source web forum built on the Ruby on Rails framework.

A security extension for devise, meeting industry-standard security demands for web applications.

A very simple state machine plugin built on top of ActiveRecord::Enum

Rails Engine for the GDPR compliance

API boilerplate project for Ruby on Rails 8

Simple Rails & AWS Lambda Integration