🎄 Giving back to open source for the holidays https://24pullrequests.com
https://github.com/24pullrequests/24pullrequests
an approval process automation tool https://cap.18f.gov
https://github.com/18F/C2
SumOfUs Online Campaign Platform.
https://github.com/SumOfUs/Champaign
Claim for Crown Court Defence, formerly Advocate Defence Payments (ADP), aka Crime Billing Online (CBO)
https://github.com/ministryofjustice/Claim-for-Crown-Court-Defence
Time registration that doesn't suck https://happyhours.io
https://github.com/DefactoSoftware/Hours
Git repository of MarkUs
https://github.com/MarkUsProject/Markus
Helps save cute cuddly puppies! http://ophrescue.org
https://github.com/ophrescue/RescueRails
Web framework that allows performing periodic syncs of data sources and performing analysis on the identified results
https://github.com/Netflix/Scumblr
ShinyCMS is an open-source CMS built in Ruby on Rails, with support for themes, plugins, and cloud hosting. (There is also a Perl version: www.github.com/denny/ShinyCMS) https://shinycms.org
https://github.com/denny/ShinyCMS-ruby
Spina CMS http://www.spinacms.com
https://github.com/denkGroot/Spina
Wiki Education Foundation's Wikipedia course dashboard system https://dashboard.wikiedu.org
https://github.com/WikiEducationFoundation/WikiEduDashboard
** Unmaintained repository! ** Accelerated Claims app
https://github.com/ministryofjustice/accelerated_claims
The EFF Action Center Platform
https://github.com/EFForg/action-center-platform
A Rails engine that helps you put together a super-flexible admin dashboard. http://administrate-demo.herokuapp.com
https://github.com/thoughtbot/administrate
A web application that allows citizens to "adopt" civic infrastructure, such as fire hydrants that need to be shoveled out after it snows. http://adopt-a-hydrant.herokuapp.com/
https://github.com/codeforamerica/adopt-a-hydrant
Simple, powerful, first-party analytics for Rails
https://github.com/ankane/ahoy
First-party email analytics for Rails
https://github.com/ankane/ahoy_email
Provide a Freedom of Information request system for your jurisdiction https://alaveteli.org
https://github.com/mysociety/alaveteli
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. https://www.alchemy-cms.com
https://github.com/AlchemyCMS/alchemy_cms
A free, open source, non-commercial home for musicians and their music https://alonetone.com
https://github.com/sudara/alonetone
Monitor and interact with local governments in the United States
https://github.com/opengovernment/askthem
Application for Applying To (an) Employment Tribunal
https://github.com/ministryofjustice/atet
Attachments handler for Rails that uses Cloudinary for storage.
https://github.com/assembler/attachinary
https://github.com/collectiveidea/bender
All the code for Bike Index, because we love you https://bikeindex.org
https://github.com/bikeindex/bike_index
Business intelligence made simple
https://github.com/ankane/blazer
Event management system for all the Bridges (RailsBridge, MobileBridge, GoBridge, etc!) https://www.bridgetroll.org
https://github.com/railsbridge/bridge_troll
Email helpdesk built using Ruby on Rails and Zurb Foundation http://getbrimir.com
https://github.com/ivaldi/brimir
Rails engine providing access to files in cloud storage
https://github.com/projecthydra/browse-everything
An open source community calendar platform written in Ruby on Rails https://calagator.org
https://github.com/calagator/calagator
Camaleon CMS is a dynamic and advanced content management system based on Ruby on Rails https://camaleon.website
https://github.com/owen2345/camaleon-cms
Connect Any App to Any Service https://github.com/nebulab/cangaroo
https://github.com/nebulab/cangaroo
The open LMS by Instructure, Inc. https://github.com/instructure/canvas-lms/wiki
https://github.com/instructure/canvas-lms
Location Intelligence & Data Visualization tool http://carto.com
https://github.com/CartoDB/cartodb
An editor for digital case files.
https://github.com/ministryofjustice/case_file_editor
The first open source crowdfunding platform for creative projects in the world http://catarse.me
https://github.com/catarse/catarse
Rails app for managing a conference CFP
https://github.com/rubycentral/cfp-app
Create beautiful JavaScript charts with one line of Ruby https://chartkick.com
https://github.com/ankane/chartkick
The Global Cloud Hosting Marketplace
https://github.com/OnApp/cloudnet
Fork and Evolution of the Fulcrum project - An agile project planning tool and Pivotal Tracker drop-in replacement https://central.cm42.io
https://github.com/Codeminer42/cm42-central
CodeFund is an open source platform that helps fund maintainers, bloggers, and builders through non-tracking ethical ads https://codefund.io
https://github.com/gitcoinco/code_fund_ads
CodeMontage empowers coders to improve their impact on the world. Find open source software projects with a social impact and save the world. http://codemontage.com
https://github.com/CodeMontageHQ/codemontage
Discover the best way to get started contributing to Open Source projects https://www.codetriage.com
https://github.com/codetriage/codetriage
Adds basic social networking capabilities to your existing application, including users, blogs, photos, clippings, favorites, and more. http://www.communityengine.org
https://github.com/bborn/communityengine
Open source lovers, making easier to find cool projects to hack on! Wanna help?
https://github.com/orendon/contrib-hub
👍 Find open source project that are friendly and welcoming
https://github.com/andrew/contribulator
Rails 6 re-write of Coursemology https://coursemology.org
https://github.com/Coursemology/coursemology2
Check that your CSV files are valid http://csvlint.io
https://github.com/theodi/csvlint
Transactional email server with a lovely web interface http://cuttlefish.io
https://github.com/mlandauer/cuttlefish
The exceptionally handsome dashboard framework for Rails.
https://github.com/gottfrois/dashing-rails
DBHero is a simple and elegant web interface to extract data clips from your app database. just plug and play ;)
https://github.com/catarse/dbhero
DSDS - Defence Solicitor Request Service - Base App
https://github.com/ministryofjustice/defence-request-service
Defence Request Service - Rota Handling
https://github.com/ministryofjustice/defence-request-service-rota
For empowering community 🌱 https://forem.com
https://github.com/thepracticaldev/dev.to
https://github.com/ministryofjustice/devise_authentication_api
A privacy-aware, distributed, open source social network. https://diasporafoundation.org/
https://github.com/diaspora/diaspora
A platform for community discussion. Free, open, simple. https://www.discourse.org
https://github.com/discourse/discourse
Digital Services SSO Provider
https://github.com/ministryofjustice/ds-auth
The EPA e-Manifest project
https://github.com/18F/e-manifest
This is the code base for the UK Government's e-petitions service (https://petition.parliament.uk) https://petition.parliament.uk
https://github.com/alphagov/e-petitions
Earthdata Search is a web application developed by NASA EOSDIS to enable data discovery, search, comparison, visualization, and access across EOSDIS' Earth Science data holdings. https://search.earthdata.nasa.gov
https://github.com/nasa/earthdata-search
Easy Monitoring
https://github.com/basecamp/easymon
A platform to create, publish and edit sites http://www.locomotivecms.com
https://github.com/locomotivecms/engine
A Ruby on Rails blogging app for the fashionable developer. It's better than Mephisto or SimpleLog
https://github.com/xaviershay/enki
network visualization & pentest reporting https://evait-security.github.io/envizon/
https://github.com/evait-security/envizon
The open source error catcher that's Airbrake API compliant http://errbit.github.com/errbit/
https://github.com/errbit/errbit
An open source project for integrating with SendGrid's Event Webhook.
https://github.com/sendgrid/eventkit-rails
Exception Notifier Plugin for Rails http://smartinez87.github.io/exception_notification
https://github.com/smartinez87/exception_notification
Ruby on Rails CRM platform http://www.fatfreecrm.com
https://github.com/fatfreecrm/fat_free_crm
A nice place to read on the web. https://feedbin.com
https://github.com/feedbin/feedbin
A simple and elegant feed reader. http://feedbunch.com
https://github.com/amatriain/feedbunch
A/B testing for Rails
https://github.com/ankane/field_test
Flip lets you declare and manage feature flags, backed by cookies (private testing) and database (site-wide).
https://github.com/pda/flip
Web-based software to manage a non-profit food coop (product catalog, ordering, accounting, job scheduling). https://foodcoops.net/
https://github.com/foodcoops/foodsoft
an application that automates the lifecycle of servers https://theforeman.org
https://github.com/theforeman/foreman
Help with Court Fees Staff Interface
https://github.com/ministryofjustice/fr-staffapp
Communicate information about background jobs
https://github.com/thoughtbot/french_toast
https://github.com/thoughtbot/freshfoodconnect
Serves the homepage, transactions and some index pages on GOV.UK https://docs.publishing.service.gov.uk/apps/frontend.html
https://github.com/alphagov/frontend
An agile project planning tool http://wholemeal.co.nz/projects/fulcrum.html
https://github.com/fulcrum-agile/fulcrum
This is the official repository for the Girl Develop It website. https://girldevelopit.com
https://github.com/girldevelopit/gdi-new-site
The git-scm.com website. Note that this repository is only for the website; issues with git itself should go to https://git-scm.com/community. https://git-scm.com/
https://github.com/git/git-scm.com
Discover your ranking on github : http://git-awards.com
https://github.com/vdaubry/github-awards
DEPRECATED - Please use the GitLab.com issue tracker https://gitlab.com/gitlab-org/gitlab-ce/issues
https://github.com/gitlabhq/gitlab-ci
GitLab CE Mirror | Please open new issues in our issue tracker on GitLab.com https://about.gitlab.com/getting-help/
https://github.com/gitlabhq/gitlabhq
Simplify receiving email in Rails (deprecated) http://griddler.io/
https://github.com/thoughtbot/griddler
Open data project for small-scale food growers http://growstuff.org/
https://github.com/Growstuff/growstuff
A Rails plugin which provides a health checking and monitoring API of various services and application aspects.
https://github.com/lbeder/health-monitor-rails
🚶 Rails app for GitHub Flow
https://github.com/atmos/heaven
Helpy is a modern, open source helpdesk customer support application. Features include knowledgebase, community discussions and support tickets integrated with email. http://helpy.io/?source=ghh
https://github.com/helpyio/helpy
Heya 👋 is a campaign mailer for Rails. Think of it like ActionMailer, but for timed email sequences. It can also perform other actions like sending a text message. https://www.heya.email
https://github.com/honeybadger-io/heya
Easily include static pages in your Rails app. http://thoughtbot.github.io/high_voltage
https://github.com/thoughtbot/high_voltage
Automated code review for GitHub pull requests. https://houndci.com
https://github.com/thoughtbot/hound
Client and internal time management with Harvest hourglass.collectiveidea.com
https://github.com/collectiveidea/hourglass
GitHub issues made awesome https://huboard.com
https://github.com/huboard/huboard-web
Create agents that monitor and act on your behalf. Your agents are standing by!
https://github.com/cantino/huginn
Hyku: A multi-tenant Hyrax application built on the latest and greatest Samvera community components. Brought to you by the Hydra-in-a-Box project partners and IMLS; maintained by the Hyku Interest Group. https://samvera.atlassian.net/wiki/spaces/hyku/overview
https://github.com/samvera-labs/hyku
Hyrax is a Ruby on Rails Engine built by the Samvera community. Hyrax provides a foundation for creating many different digital repository applications. http://hyrax.samvera.org/
https://github.com/samvera/hyrax
Login.gov Core App: Identity Provider (IdP) https://secure.login.gov/
https://github.com/18F/identity-idp
Free, open source mental health communication web app to share experiences with loved ones http://www.if-me.org/
https://github.com/julianguyen/ifme
"Find My Nearest" API and management tools on GOV.UK https://docs.publishing.service.gov.uk/apps/imminence.html
https://github.com/alphagov/imminence
Web frontend for Inch CI http://inch-ci.org/
https://github.com/inch-ci/inch_ci-web
Project Management, Collaboration and Time Tracking.
https://github.com/ari/jobsworth
Kandan is an Open Source Alternative to HipChat
https://github.com/kandanapp/kandan
Katello integrates open source systems management tools into a single solution for controlling the lifecycle of your machines. https://theforeman.org/plugins/katello/
https://github.com/Katello/katello
Secrets created by kevlar.io are kept until they are accessed, they are then deleted permanently from the server. http://kevlar.io
https://github.com/adambutler/kevlar
🚂 Rails API server for Kitsu https://kitsu.io
https://github.com/hummingbird-me/kitsu-server
Klaxon enables reporters and editors to monitor scores of sites on the web for newsworthy changes. https://newsklaxon.org
https://github.com/themarshallproject/klaxon
A collaborative platform for volunteer refugee support. http://lale.help
https://github.com/lale-help/lale-help
Lentil is no longer supported. Lentil is a Ruby on Rails Engine that supports the harvesting of images from Instagram. https://lib.ncsu.edu/projects/my-huntlibrary
https://github.com/NCSU-Libraries/lentil
A web interface for browsing Ruby on Rails sent emails
https://github.com/fgrehm/letter_opener_web
📚 The Open Source Discovery Service https://libraries.io
https://github.com/librariesio/libraries.io
Computing-focused community centered around link aggregation and discussion https://lobste.rs
https://github.com/jcs/lobsters
Rails engine for cache-friendly, client-side local time
https://github.com/basecamp/local_time
Loomio is a collaborative decision making tool https://www.loomio.com
https://github.com/loomio/loomio
Email subscriptions for Rails
https://github.com/ankane/mailkick
ManageIQ Open-Source Management Platform https://manageiq.org
https://github.com/ManageIQ/manageiq
Your self-hosted, globally interconnected microblogging community https://joinmastodon.org
https://github.com/mastodon/mastodon
A tool for tracking arbitrary metrics via Slack
https://github.com/collectiveidea/metrics
Management application for Mission of Mercy free dental clinics
https://github.com/mission-of-mercy/mission-of-mercy
Take the hassle out of web scraping https://morph.io
https://github.com/openaustralia/morph
A Rails Engine framework that helps safe and rapid feature prototyping
https://github.com/amatsuda/motorhead
Track notable requests and background jobs
https://github.com/ankane/notable
A clean and simple markdown blogging platform on Rails.
https://github.com/natew/obtvse2
📮 Untangle your GitHub Notifications https://octobox.io
https://github.com/octobox/octobox
The open source API directory of community social services. http://ohana-api-demo.herokuapp.com/api
https://github.com/codeforamerica/ohana-api
💎
https://github.com/phoet/on_ruby
Build and distribute Linux packages from sources in an automatic, consistent and reproducible way #obs https://openbuildservice.org
https://github.com/openSUSE/open-build-service
The mark of quality and trust for open data https://certificates.theodi.org/
https://github.com/theodi/open-data-certificate
Open Source Billing a super simple way to create and send invoices and receive payments online. http://opensourcebilling.org
https://github.com/vteams/open-source-billing
Connect suppliers, distributors and consumers to trade local produce. https://www.openfoodnetwork.org
https://github.com/openfoodfoundation/openfoodnetwork
OpenGovernment -- a project of the Participatory Politics Foundation http://opengovernment.org/home
https://github.com/opengovernment/opengovernment
OpenProject is the leading open source project management software. https://www.openproject.org
https://github.com/opf/openproject
The Rails application that powers OpenStreetMap https://www.openstreetmap.org/
https://github.com/openstreetmap/openstreetmap-website
Your best weapon in the fight against outdated documentation. http://orientation.io
https://github.com/orientation/orientation
Open Source Event Manager. An event management tool tailored to Free and Open Source Software conferences. http://osem.io
https://github.com/openSUSE/osem
Multimedia story telling for the web. http://pageflow.io
https://github.com/codevise/pageflow
The Web GUI for Panamax http://panamax.io
https://github.com/CenturyLinkLabs/panamax-ui
Retired. App that holds some of the content on GOV.UK
https://github.com/alphagov/panopticon
Webapp to manage the workflow in Parliamentary Questions
https://github.com/ministryofjustice/parliamentary-questions
Drop-in Rails engine for accepting payments with Stripe http://www.payola.io
https://github.com/peterkeen/payola
An open-source assets exchange.
https://github.com/peatio/peatio
Automatically ask for a PR review
https://github.com/thoughtbot/pester
A performance dashboard for Postgres
https://github.com/ankane/pghero
Phez - the free speech platform
https://github.com/phezco/phez
Find out and have your say about what's being built and knocked down in your area. https://www.planningalerts.org.au
https://github.com/openaustralia/planningalerts
Core of the Amahi Platform, a web app in RoR
https://github.com/amahi/platform
A Ruby on Rails Engine which provides a double entry accounting system for your application
https://github.com/mbulat/plutus
Politwoops web front end
https://github.com/sunlightlabs/politwoops
📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail https://postalserver.io
https://github.com/atech/postal
A Rails engine to stream PostgreSQL Large Objects to clients http://diogob.github.com/postgresql_lo_streamer/
https://github.com/diogob/postgresql_lo_streamer
Server for the ControlShift Prague donation application
https://github.com/controlshift/prague-server
Old incarnation of the Prison Visits service. https://www.prisonvisits.service.gov.uk
https://github.com/ministryofjustice/prison-visits
Big Visible Chart CI aggregator http://ci.pivotallabs.com
https://github.com/pivotal/projectmonitor
Making parliamentary voting information accessible, understandable, and easy to use so that you can hold your elected representatives to account. https://theyvoteforyou.org.au/
https://github.com/openaustralia/publicwhip
A self hosted Web publishing platform on Rails. http://publify.github.io/
https://github.com/publify/publify
Publishes mainstream content on GOV.UK https://docs.publishing.service.gov.uk/apps/publisher.html
https://github.com/alphagov/publisher
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. https://www.pupilfirst.com
https://github.com/pupilfirst/pupilfirst
QuickSearch is a toolkit for easily creating custom bento-box search applications https://www.lib.ncsu.edu/projects/quicksearch
https://github.com/NCSU-Libraries/quick_search
Radiant is a no-fluff, open source content management system designed for small teams.
https://github.com/radiant/radiant
The web application that runs https://contributors.rubyonrails.org
https://github.com/fxn/rails-contributors
Making dynamic surveys should be easy! https://rapidfire.fly.dev/
https://github.com/code-mancers/rapidfire
A Rails Engine which provides a customizable status page on your application. http://rubygems.org/gems/rapporteur
https://github.com/envylabs/rapporteur
RESTful Anti-Virus Endpoint server - provides a HTTPS endpoint to scan files for malware as-a-service
https://github.com/ministryofjustice/rave-server
Redmine is a flexible project management web application written using Ruby on Rails framework. http://github.com/edavis10/redmine is the official git mirror of the svn repository http://www.redmine.org
https://github.com/edavis10/redmine
An extendable Ruby on Rails CMS that supports Rails 6.0+ https://www.refinerycms.com/
https://github.com/refinery/refinerycms
Research Management Information Tool (ReMIT) for Médecins Sans Frontieres' Manson Unit
https://github.com/mysociety/remit
Manage equipment loans & reservations. Who can borrow what, for how long? yalestc.github.io/reservations
https://github.com/YaleSTC/reservations
Ruby on Rails Ecommerce platform, perfect for your small business solution. www.ror-e.com
https://github.com/drhenner/ror_ecommerce
Long Running Ruby Benchmarks https://rubybench.org
https://github.com/ruby-bench/ruby-bench-web
🎪 An open source forum/community system based on Rails, developed based on Ruby China. https://homeland.ruby-china.org
https://github.com/ruby-china/ruby-china
The Ruby community's gem hosting service. https://rubygems.org
https://github.com/rubygems/rubygems.org
The Ruby Together website rubytogether.org
https://github.com/rubytogether/rubytogether.org
Find actively maintained & popular open source software libraries for the Ruby programming language https://www.ruby-toolbox.com
https://github.com/rubytoolbox/rubytoolbox
Captcha Gem for Rails, which generates captcha image by Rust. https://huacnlee.github.io/rucaptcha
https://github.com/huacnlee/rucaptcha
Sail is a lightweight Rails engine that brings an admin panel for managing configuration settings on a live Rails app
https://github.com/vinistock/sail
Web interface for deployments, with plugin architecture and kubernetes support
https://github.com/zendesk/samson
Search analytics made easy
https://github.com/ankane/searchjoy
Sharetribe Go is Sharetribe's old source-available marketplace software, which was also available as a hosted SaaS product. Sharetribe Go is no longer actively maintained. https://www.sharetribe.com
https://github.com/sharetribe/sharetribe
Deployment coordination https://shopify.engineering/introducing-shipit
https://github.com/Shopify/shipit-engine
A Rails Engine for building Shopify Apps
https://github.com/Shopify/shopify_app
The website for showterm!
https://github.com/ConradIrwin/showterm.io
Single sign-on service for GOV.UK https://docs.publishing.service.gov.uk/apps/signon.html
https://github.com/alphagov/signonotron2
Self-hosted snippet manager https://snibox.github.io/
https://github.com/snibox/snibox
🛒 Solidus, the open-source eCommerce framework for industry trailblazers. https://solidus.io
https://github.com/solidusio/solidus
International Women* Speaker Directory https://speakerinnen.org
https://github.com/rubymonsters/speakerinnen_liste
Showcasing speakers' proposals and timelines in an effort to demystify the CFP process and help new speakers get started. http://speakerline.io
https://github.com/nodunayo/speakerline
A simple UI for browsing and inspecting diffs, and an API for runner scripts to submit screenshots to and receive a pass or fail in real time. (For use with Wraith, Backstop, Selenium etc)
https://github.com/wearefriday/spectre
An open source eCommerce platform giving you full control and customizability. Modular and API-first. Build any eCommerce solution that your business requires. https://spreecommerce.org
https://github.com/spree/spree
Stripe webhook integration for Rails applications. https://rubygems.org/gems/stripe_event
https://github.com/integrallis/stripe_event
Rails Engine providing easy WebRTC group communication
https://github.com/mojolingo/talking_stick
Server app for the TestTrack multi-platform split-testing and feature-gating system
https://github.com/Betterment/test_track
Main Website for The Odin Project http://www.theodinproject.com
https://github.com/TheOdinProject/theodinproject
The best Rails forums engine ever.
https://github.com/thredded/thredded
🏦 ⌛ A time banking system https://www.timeoverflow.org
https://github.com/coopdevs/timeoverflow
Tolk is a web interface for doing i18n translations packaged as an engine for Rails applications
https://github.com/tolk/tolk
Pomodoro Technique® online time tracker http://www.tomato.es
https://github.com/potomak/tomatoes
Tracks is a GTD™ web application, built with Ruby on Rails https://www.getontracks.org/
https://github.com/TracksApp/tracks
Trailmix. A private place to write. https://www.trailmix.life
https://github.com/codecation/trailmix
Book review application for LeanPub's Markdown format
https://github.com/radar/twist
Time and activity tracking web application for the rest of us.
https://github.com/ninech/uberzeit
https://github.com/theodi/uk-postcodes
Sharpen your programming skills. https://thoughtbot.com/upcase
https://github.com/thoughtbot/upcase
Open source toolkit for voice services; with special focus to the needs of medium- and low-income countries, scalable services, and interacting with vulnerable populations http://verboice.instedd.org/
https://github.com/instedd/verboice
Squash’s front-end and API host. http://www.squash.io
https://github.com/SquareSquash/web
Ruby on Rails app that powers crimethinc.com https://crimethinc.com
https://github.com/crimethinc/website
Publishes government content on GOV.UK https://docs.publishing.service.gov.uk/apps/whitehall.html
https://github.com/alphagov/whitehall
All of the code that runs on worldcubeassociation.org https://www.worldcubeassociation.org/
https://github.com/thewca/worldcubeassociation.org
Xrono is an asset and time tracking application for consultants and consulting companies. http://www.xrono.org
https://github.com/isotope11/xrono
Zammad is a web based open source helpdesk/customer support system https://zammad.org
https://github.com/zammad/zammad
TODO: check the repos below - moved, renamed or deleted?