Discourse
next-generation discussion platform
Hot off the push and API request, and probably some background jobs.
next-generation discussion platform
API for va.gov
everything you need for an online school
social network for nature stuff
self hosted Git management
everything for the World Cube Association
digital spaces
customer engagement platform
project management system
course dashboard system
distributed, interconnected microblogging
translation and localization management
enterprise-ready helpdesk and customer support system
payments engine
full-scale group hierarchy management
code practice and mentorship
Beautiful documentation for any RubyGem
government content publishing for gov.uk
the platform that powers dev.to
a framework for democracy
A Ship Database and Web API based on the official Star Citizen Ship Matrix
easy FOIA requests for any jurisdiction
tool for small-scale food growers
open database for farming and gardening knowledge
advocacy for defense payments
report bad german parkers
open government and participation software
e-commerce system
software to manage the lifecycle of food
build service for Linux packages
GitHub notification manager
self-hosted music streaming server
archives of fanworks, including fanfic, fanart, and fan vids
open-source discovery service
make decisions together
workbench for biodiversity informatics
The Ruby community's gem hosting service
be your own NFT
database of legal complaints and requests for removals
crowd-sourced map of the world
free web development courses
Give back to open-source
catalog of all Rubygems that keeps track of popularity and health metrics
submission and grading for student assignments
platform for gathering, visualization and sharing of environmental data
Holding politicians accountable
open-source gameified learning platform
software for implementing David Allen's Getting Things Done™ methodology
crowdsource handwritten documents
multimedia storytelling
open-source ecosystem monitoring
course management and auto-grading of assignments
performance dashboard for PostgreSQL
dashboard for your database
a Rails app using advanced DDD concepts
Automate, optimize, and control your cloud and virtualization services
popular content management engine
flight analysis and competition scoring
management system for essentials banks
planning alerts for Australians
the internet's bike registry
simple electronic punch clock
enterprise-grade learning management system
case management system
endurance event data management
the app that powers this website
a flexible e-commerce platform
visualize hipster coffee machines
mental health communication
carpooling platform
open-source feed reader for multiple platforms
source code to pinballmap.com
peer-reviews app, supported by the National Science Foundation
contributors.rubyonrails.org
circuit simulator
time banking system
server lifecycle automation
FabLab management tool
validate CSV files
Web interface for deployments
link-aggregation site, inspired by Hacker News
taggable image board
learning platform for programming
get emailed when a website changes
video game library tracking
enterprise Jupyter notebook sharing and collaboration platform
TLD management software
open-source IFTTT
save cute cuddly puppies
digital signage system
an art image board
community-run, distributed social-network
kitsu.io API server
structured writing tool
database of police abuse cases against people of color
self-hostable private blogging
anime website
geostorytelling
collaborative brainstorming
Marketplace platform
Diveboard.com
A beautiful CMS for Rails developers
Fulcrum project planning tool fork
API to support user-defined research projects
full-featured live chat, support, and marketing platform
the original Rails-based CRM
a clean, customizable CRM
bike racing association management
directory of open-source projects with open issues
speedrunning data and analysis
manages inventory for the Grateful Garment Project
crypto market intelligence platform
open source, self-hosted error catcher
Rails Engine for storing and managing an app's domain knowledge
a good-enough SMTP server so you can ditch SMTP providers
homeland.ruby-china.org
if ActiveAdmin and Blazer had a baby
the RailsDevs.com board
automation, CMS, blog, forum and email thing.
reward contributors
EFF Action Center platform
Minecraft server hosting
manage food coop
location intelligence and data visualization
an API for doggo info
a framework for easily creating and scheduling email campaigns
whitelabel for ruby community management
uptime monitoring
service directories platform
event management tool tailored to conferences
source code to agileventures.org
online publications with automatic newsletters
yet another content management system
another CMS
customer feedback tool
Toolkit for people who literally "need a voice"
mail delivery platform for incoming and outgoing e-mail
Your code, always in style.
a platform for social good
application and performance monitoring tool
a modular and extendable CMS
annotate your SNP-set
A place to write.
connect vaccinations with those who need to be vaccinated
farm management information system
network visualization and pentest reporting
make podcasts from youtube-dl
image annotation
HR management
the codebase to this site
turn complex requirements to workflows
a tool for developers to check their pages
source code to sumofus.org
social bookmarking and knowledge-sharing
home for musicians, their tracks and albums
another CMS
a multisite CMS with liquid templating
Beautifully Simple Billing Software
crypto currency exchange software
manage a conference CFP
collaborative knowledge-exchange platform
nintendo switch e-shop
community calendar platform
music notifications for Spotify and Apple Music
web scraping tool
social network of learners
note-taking, knowledge management, and wiki
data tracking and analytics for conservation efforts
better GitHub issues
RubyTogether.org
Original project planning
free market place in the hand of the users
eDemocracy
web based project management
vulnerability scanner
The Genome Institute's drug gene interaction database
Spotify playlist tool
easy JSON mocking for developers
simple and elegant reader
A Modern Helpdesk Alternative
hackathon registration and logistics
status pages
allow anonymous users to submit bugs to GitHub repos
Wage war against outdated documentation
theatrical production management
platform to reward OSS contributors
enterprise-grade commerce platform
document management tool
plugin-based CMS
auth server
agile estimating and planning
simple and extensible Rails forum
tool to monitor leaked secrets
CMS toolkit
analytics
No-frills CMS
journal for brief ideas
open-source IR lap time tracker
RSS search
church management software
Rails performance monitoring, plus CI
solution for universities to manage all the complex procedures of a university online
your personal cloud and media server
daily journal for the United States Government
commenting server of the likes of Discus or IntenseDebate
open-source crowdfunding platform
graphic design tool
local food management stuff
equipment loans and reservations software
household accounting software
Professional network for software engineers
Time registration that doesn't suck.
defunct website of a recipe site
a lovely-named CMS
collaborative platform for refugee support
email suite for marketing and CRM
automates repository creation and access control for teachers
social tagging for academics
v1 of baremtrics.com
tool to mock API endpoints
headless CMS
management of free dental clinics
manage your snippets
web-based Dokku deployment
billing management for hosting
an email helpdesk
book review application
approval process automation
asset and time-tracking
Project management, time tracking, billing
simple e-commerce platform for developers
github flow orchestrator
adopt-a-hydrant software
editor for digital case files
email marketing application
monitor and interact with local government
exception reporting and bug analysis by Square
continuous integration server
postcodes application
simple and elegant support system
open-source CI server
the original teambox.com
RailsCasts.com source code (thanks Ryan)