MADE WITH
RUBY ON RAILS

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. Maintained by travisjeffery on GitHub, where it has earned 3,425 stars from the community.

OpenAI API + Ruby! GPT-5 & Realtime WebRTC compatible!. Maintained by alexrudall on GitHub, where it has earned 3,221 stars from the community.

Optimized JSON. Maintained by ohler55 on GitHub, where it has earned 3,217 stars from the community.

Elasticsearch integrations for ActiveModel/Record and Ruby on Rails. Maintained by elastic on GitHub, where it has earned 3,084 stars from the community.

Easy activity tracking for models - similar to Github's Public Activity. Maintained by public-activity on GitHub, where it has earned 2,992 stars from the community.

Multithreaded, Postgres-based, Active Job backend for Ruby on Rails. Maintained by bensheldon on GitHub, where it has earned 2,989 stars from the community.

an application that automates the lifecycle of servers. Maintained by theforeman on GitHub, where it has earned 2,888 stars from the community.

Search Engine Optimization (SEO) for Ruby on Rails applications. Maintained by kpumuk on GitHub, where it has earned 2,799 stars from the community.

Build full-stack Next.js apps, incredibly fast. Maintained by vercel on GitHub, where it has earned 2,790 stars from the community.

A taggable image board written in Rails. Maintained by danbooru on GitHub, where it has earned 2,762 stars from the community.

A project worth exploring. Maintained by activeadmin on GitHub, where it has earned 2,715 stars from the community.

The Rack Based A/B testing framework. Maintained by splitrb on GitHub, where it has earned 2,710 stars from the community.

ComfortableMexicanSofa is a powerful Ruby on Rails 5.2+ CMS (Content Management System) Engine. Maintained by comfy on GitHub, where it has earned 2,710 stars from the community.

Notifications for Ruby on Rails applications. Maintained by excid3 on GitHub, where it has earned 2,699 stars from the community.

Ruby production code coverage collection and reporting (line of code usage). Maintained by danmayer on GitHub, where it has earned 2,685 stars from the community.

Client Side Validations made easy for Ruby on Rails. Maintained by DavyJonesLocker on GitHub, where it has earned 2,680 stars from the community.

An invitation strategy for devise. Maintained by scambra on GitHub, where it has earned 2,677 stars from the community.

Mercury Editor: The Rails WYSIWYG editor that allows embedding full page editing capabilities directly inline. Maintained by jejacks0n on GitHub, where it has earned 2,628 stars from the community.

Database Sharding for ActiveRecord. Maintained by thiagopradi on GitHub, where it has earned 2,545 stars from the community.

Do some browser detection with Ruby. Includes ActionController integration. Maintained by fnando on GitHub, where it has earned 2,500 stars from the community.

Build reactive applications with the Rails tooling you already know and love. Maintained by stimulusreflex on GitHub, where it has earned 2,333 stars from the community.

Magical authentication for Rails 3 & 4. Maintained by NoamB on GitHub, where it has earned 2,300 stars from the community.

A very fast & simple Ruby web server. Maintained by macournoyer on GitHub, where it has earned 2,274 stars from the community.

Spina CMS. Maintained by SpinaCMS on GitHub, where it has earned 2,256 stars from the community.

Ruby and Rails efficient Kafka processing framework. Maintained by karafka on GitHub, where it has earned 2,254 stars from the community.

Payments for Ruby on Rails apps. Maintained by pay-rails on GitHub, where it has earned 2,248 stars from the community.

The push notification service for Ruby. Maintained by rpush on GitHub, where it has earned 2,203 stars from the community.

An open source solution for publishing the status of your services. Maintained by adamcooke on GitHub, where it has earned 2,175 stars from the community.

Easiest way to add multi-environment yaml settings to Rails, Sinatra, Padrino and other Ruby projects. Maintained by rubyconfig on GitHub, where it has earned 2,169 stars from the community.

A super efficient Amazon SQS thread based message processor for Ruby. Maintained by ruby-shoryuken on GitHub, where it has earned 2,125 stars from the community.

Turbo-charged counter caches for your Rails app. Maintained by magnusvk on GitHub, where it has earned 2,117 stars from the community.

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. Maintained by remi on GitHub, where it has earned 2,082 stars from the community.

A self-hosted digital asset manager for 3d print files. Maintained by manyfold3d on GitHub, where it has earned 2,077 stars from the community.

A set of Rails responders to dry up your application. Maintained by heartcombo on GitHub, where it has earned 2,056 stars from the community.

Ruby Tests Profiling Toolbox. Maintained by test-prof on GitHub, where it has earned 2,039 stars from the community.

ReCaptcha helpers for ruby apps. Maintained by ambethia on GitHub, where it has earned 2,005 stars from the community.

A modern, responsive admin framework for Ruby on Rails. Maintained by TrestleAdmin on GitHub, where it has earned 1,995 stars from the community.

Scheduler / Cron for Sidekiq jobs. Maintained by sidekiq-cron on GitHub, where it has earned 1,947 stars from the community.

Easily and efficiently make your ActiveRecord models support hierarchies. Maintained by ClosureTree on GitHub, where it has earned 1,932 stars from the community.

Identify database issues before they hit production. Maintained by gregnavis on GitHub, where it has earned 1,917 stars from the community.

Examples of Charting Library integrations with other libraries, frameworks and data transports. Maintained by tradingview on GitHub, where it has earned 1,902 stars from the community.

Rails N+1 queries auto-detection with zero false positives / false negatives. Maintained by charkost on GitHub, where it has earned 1,897 stars from the community.

The Open Source Ruby on Rails SaaS Template. Maintained by bullet-train-co on GitHub, where it has earned 1,881 stars from the community.

An authentication system generator for Rails applications. Maintained by lazaronixon on GitHub, where it has earned 1,873 stars from the community.

A self hosted Web publishing platform on Rails. Maintained by publify on GitHub, where it has earned 1,857 stars from the community.

Self-hosted snippet manager. Maintained by snibox on GitHub, where it has earned 1,811 stars from the community.

Checklist of security precautions for Ruby on Rails applications. Maintained by brunofacca on GitHub, where it has earned 1,811 stars from the community.

The Essential Toolkit for building Internal Tools and admin panels with Ruby on Rails. Maintained by avo-hq on GitHub, where it has earned 1,796 stars from the community.

CSS styled emails without the hassle. Maintained by fphilipe on GitHub, where it has earned 1,765 stars from the community.

Legacy full-app React on Rails tutorial repo and live demo. See reactonrails.com/examples for current maintained demos. Maintained by shakacode on GitHub, where it has earned 1,719 stars from the community.

Giving back to open source for the holidays. Maintained by 24pullrequests on GitHub, where it has earned 1,706 stars from the community.

Database changes log for Rails. Maintained by palkan on GitHub, where it has earned 1,685 stars from the community.

Just the right amount of Rails eager loading. Maintained by salsify on GitHub, where it has earned 1,673 stars from the community.

Official repository of the bootstrap_form gem, a Rails form builder that makes it super easy to create beautiful-looking forms using Bootstrap 5. Maintained by bootstrap-ruby on GitHub, where it has earned 1,643 stars from the community.

Free, open source mental health communication web app to share experiences with loved ones. Maintained by ifmeorg on GitHub, where it has earned 1,638 stars from the community.

Transactional email server with a lovely web interface. Maintained by mlandauer on GitHub, where it has earned 1,624 stars from the community.

Sphinx/Manticore plugin for ActiveRecord/Rails. Maintained by pat on GitHub, where it has earned 1,620 stars from the community.

Date and time validation plugin for ActiveModel and Rails. Supports multiple ORMs and allows custom date/time formats. Maintained by adzap on GitHub, where it has earned 1,620 stars from the community.

The best Rails forums engine ever. Maintained by thredded on GitHub, where it has earned 1,602 stars from the community.

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. Maintained by plentz on GitHub, where it has earned 1,594 stars from the community.