zammad
enterprise-ready helpdesk and customer support system
Hot off the push and API request, and probably some background jobs.
enterprise-ready helpdesk and customer support system
a Rails app using advanced DDD concepts
enterprise Jupyter notebook sharing and collaboration platform
next-generation discussion platform
distributed, interconnected microblogging
full-scale group hierarchy management
build service for Linux packages
API for va.gov
the app that powers this website
be your own NFT
self hosted Git management
a framework for democracy
everything for the World Cube Association
a flexible e-commerce platform
e-commerce system
the RailsDevs.com board
project management system
government content publishing for gov.uk
submission and grading for student assignments
course dashboard system
crowd-sourced map of the world
video game library tracking
software to manage the lifecycle of food
tool for small-scale food growers
the original Rails-based CRM
a clean, customizable CRM
taggable image board
Give back to open-source
GitHub notification manager
the platform that powers dev.to
free web development courses
customer engagement platform
collaborative brainstorming
archives of fanworks, including fanfic, fanart, and fan vids
planning alerts for Australians
case management system
social network for nature stuff
open-source IFTTT
course management and auto-grading of assignments
automation, CMS, blog, forum and email thing.
source code to pinballmap.com
The Ruby community's gem hosting service
A beautiful CMS for Rails developers
save cute cuddly puppies
management system for essentials banks
customer feedback tool
dashboard for your database
translation and localization management
carpooling platform
visualize hipster coffee machines
digital spaces
performance dashboard for PostgreSQL
Holding politicians accountable
Automate, optimize, and control your cloud and virtualization services
an art image board
open government and participation software
open-source discovery service
link-aggregation site, inspired by Hacker News
code practice and mentorship
workbench for biodiversity informatics
easy FOIA requests for any jurisdiction
everything you need for an online school
circuit simulator
flight analysis and competition scoring
endurance event data management
make decisions together
payments engine
open-source gameified learning platform
event management tool tailored to conferences
online publications with automatic newsletters
get emailed when a website changes
source code to agileventures.org
multimedia storytelling
advocacy for defense payments
FabLab management tool
open-source ecosystem monitoring
whitelabel for ruby community management
TLD management software
the codebase to this site
popular content management engine
the internet's bike registry
crowdsource handwritten documents
API to support user-defined research projects
open-source feed reader for multiple platforms
full-featured live chat, support, and marketing platform
farm management information system
manages inventory for the Grateful Garment Project
self-hosted music streaming server
Marketplace platform
collaborative knowledge-exchange platform
catalog of all Rubygems that keeps track of popularity and health metrics
structured writing tool
social bookmarking and knowledge-sharing
anime website
if ActiveAdmin and Blazer had a baby
homeland.ruby-china.org
enterprise-grade learning management system
report bad german parkers
software for implementing David Allen's Getting Things Done™ methodology
validate CSV files
self-hostable private blogging
geostorytelling
platform for gathering, visualization and sharing of environmental data
Web interface for deployments
mail delivery platform for incoming and outgoing e-mail
an API for doggo info
uptime monitoring
Fulcrum project planning tool fork
database of legal complaints and requests for removals
time banking system
bike racing association management
a framework for easily creating and scheduling email campaigns
peer-reviews app, supported by the National Science Foundation
simple electronic punch clock
home for musicians, their tracks and albums
mental health communication
contributors.rubyonrails.org
database of police abuse cases against people of color
annotate your SNP-set
location intelligence and data visualization
learning platform for programming
yet another content management system
directory of open-source projects with open issues
nintendo switch e-shop
manage a conference CFP
kitsu.io API server
manage food coop
digital signage system
HR management
make podcasts from youtube-dl
speedrunning data and analysis
image annotation
community calendar platform
Minecraft server hosting
source code to sumofus.org
server lifecycle automation
another CMS
Beautifully Simple Billing Software
a platform for social good
a tool for developers to check their pages
community-run, distributed social-network
service directories platform
turn complex requirements to workflows
music notifications for Spotify and Apple Music
web scraping tool
open source, self-hosted error catcher
a multisite CMS with liquid templating
crypto market intelligence platform
social network of learners
note-taking, knowledge management, and wiki
Toolkit for people who literally "need a voice"
Rails Engine for storing and managing an app's domain knowledge
data tracking and analytics for conservation efforts
better GitHub issues
RubyTogether.org
Original project planning
a modular and extendable CMS
free market place in the hand of the users
a good-enough SMTP server so you can ditch SMTP providers
Diveboard.com
EFF Action Center platform
another CMS
eDemocracy
crypto currency exchange software
network visualization and pentest reporting
connect vaccinations with those who need to be vaccinated
web based project management
vulnerability scanner
The Genome Institute's drug gene interaction database
auth server
Spotify playlist tool
easy JSON mocking for developers
Your code, always in style.
simple and elegant reader
A Modern Helpdesk Alternative
hackathon registration and logistics
A place to write.
status pages
allow anonymous users to submit bugs to GitHub repos
Wage war against outdated documentation
theatrical production management
platform to reward OSS contributors
open database for farming and gardening knowledge
enterprise-grade commerce platform
document management tool
plugin-based CMS
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
reward contributors
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
application and performance monitoring tool
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)