Gem.sh
Beautiful documentation for any RubyGem
Open-Source Ruby on Rails Applications
A curated list of great open-source Ruby on Rails applications.
FleetYards
A Ship Database and Web API based on the official Star Citizen Ship Matrix
Homeland
homeland.ruby-china.org
Rescue
save cute cuddly puppies
Contributors
contributors.rubyonrails.org
OnRuby
whitelabel for ruby community management
Mission of Mercy
management of free dental clinics
MarkUs
submission and grading for student assignments
Klaxon
get emailed when a website changes
kitsu
kitsu.io API server
Heaven
github flow orchestrator
GitLab CI
continuous integration server
FoodSoft
manage food coop
FabManager
FabLab management tool
Action Center
EFF Action Center platform
CSVLint.io
validate CSV files
Clain for Crown Court Defense
advocacy for defense payments
Case File Editor
editor for digital case files
Carto
location intelligence and data visualization
C2
approval process automation
AskThem
monitor and interact with local government
Xrono
asset and time-tracking
uk-postcodes
postcodes application
Twist
book review application
Storytime
another CMS
24pullrequests
Give back to open-source
JobsWorth
Project management, time tracking, billing
Fulcrum
Original project planning
Orientation.io
Wage war against outdated documentation
TheyVoteForYou
Holding politicians accountable
Verboice
Toolkit for people who literally "need a voice"
Trailmix
A place to write.
RubyTogether.org
RubyTogether.org
Diveboard
Diveboard.com
RailsDevs.com
the RailsDevs.com board
Dog API
an API for doggo info
Violet
automation, CMS, blog, forum and email thing.
E621.net
an art image board
RailsCasts
RailsCasts.com source code (thanks Ryan)
Fat Free CRM
the original Rails-based CRM
HyperCable
analytics
LocalOrbit
local food management stuff
Alaveteli
easy FOIA requests for any jurisdiction
Ciao
uptime monitoring
visualizer.coffee
visualize hipster coffee machines
Panoptes
API to support user-defined research projects
Chaskiq
full-featured live chat, support, and marketing platform
AgileVentures
source code to agileventures.org
Peatio
crypto currency exchange software
Brainstormer.online
collaborative brainstorming
Brimir
an email helpdesk
Ghostlight Folio
theatrical production management
Human Essentials
management system for essentials banks
TimeOverflow
time banking system
Alchemy CMS
popular content management engine
Fat Free CRM
a clean, customizable CRM
Manage IQ
Automate, optimize, and control your cloud and virtualization services
Diaspora
community-run, distributed social-network
Racing On Rails
bike racing association management
GitReports.com
allow anonymous users to submit bugs to GitHub repos
Huboard.com
better GitHub issues
Convene
digital spaces
Motor Admin
if ActiveAdmin and Blazer had a baby
World Cube Association
everything for the World Cube Association
Punchclock
simple electronic punch clock
Barong
auth server
CodeCuriosity.org
platform to reward OSS contributors
Pay
payments engine
Plylst
Spotify playlist tool
Central
Fulcrum project planning tool fork
RebelsManager
a platform for social good
Blazer
dashboard for your database
Vinifera
tool to monitor leaked secrets
Trado
simple e-commerce platform for developers
Coinfi
crypto market intelligence platform
Autolab
course management and auto-grading of assignments
CrimeThinc.com
the app that powers this website
TaxonWorks
workbench for biodiversity informatics
dokno
Rails Engine for storing and managing an app's domain knowledge
Intercity
web-based Dokku deployment
Hours
Time registration that doesn't suck.
Astuto
customer feedback tool
sharetribe
Marketplace platform
Fairmondo
free market place in the hand of the users
Decidim
a framework for democracy
CQRS Demo Application
a Rails app using advanced DDD concepts
adopt-a-hydrant
adopt-a-hydrant software
nokul
solution for universities to manage all the complex procedures of a university online
Open Split Time
endurance event data management
brief-ideas
journal for brief ideas
Discourse
next-generation discussion platform
Registry
TLD management software
Splits.io
speedrunning data and analysis
Gwaphics
graphic design tool
Pig CI
Rails performance monitoring, plus CI
Calagator
community calendar platform
CaseIn
CMS toolkit
Spina
A beautiful CMS for Rails developers
Ecosystem Dashboard
open-source ecosystem monitoring
Lewsnetter
email marketing application
pinballmap.com
source code to pinballmap.com
Octobox
GitHub notification manager
OpenSourceRails.org
the codebase to this site
OneBody
church management software
AirCasting
platform for gathering, visualization and sharing of environmental data
huginn
open-source IFTTT
Errbit
open source, self-hosted error catcher
weg.li
report bad german parkers
rubytoolbox.com
catalog of all Rubygems that keeps track of popularity and health metrics
TalentProtocol.com
be your own NFT
Upcase.com
learning platform for programming
Spree
a flexible e-commerce platform
PublicLab.org
collaborative knowledge-exchange platform
Amahi
your personal cloud and media server
Hackathon Manager
hackathon registration and logistics
OpenProject
project management system
consul
open government and participation software
TagTeam
social tagging for academics
StockAid
manages inventory for the Grateful Garment Project
datorss.com
RSS search
ebwiki.org
database of police abuse cases against people of color
Binda CMS
headless CMS
OpenFarm
open database for farming and gardening knowledge
Radiant CMS
No-frills CMS
Locomotive CMS
a multisite CMS with liquid templating
FeedBunch
simple and elegant reader
zammad
enterprise-ready helpdesk and customer support system
va.gov
API for va.gov
WikiEduDashboard
course dashboard system
CodeTriage
directory of open-source projects with open issues
rubygems.org
The Ruby community's gem hosting service
HRMS
HR management
Haven
self-hostable private blogging
lobsters
link-aggregation site, inspired by Hacker News
Open Source Billing
Beautifully Simple Billing Software
planningalerts.org.au
planning alerts for Australians
libraries.io
open-source discovery service
Email Dashboard
email suite for marketing and CRM
samson
Web interface for deployments
Expertiza
peer-reviews app, supported by the National Science Foundation
LumenDatabase
database of legal complaints and requests for removals
Calls For Proposal App
manage a conference CFP
iNaturalist.org
social network for nature stuff
Growstuff
tool for small-scale food growers
SmartVPN Billing
billing management for hosting
Organization for Transformative Works Archive
archives of fanworks, including fanfic, fanart, and fan vids
Notebook Gallery
enterprise Jupyter notebook sharing and collaboration platform
AppPerf
application and performance monitoring tool
Workarea
enterprise-grade commerce platform
foreman
server lifecycle automation
Classroom
automates repository creation and access control for teachers
Pageflow
multimedia storytelling
Cuttlefish
a good-enough SMTP server so you can ditch SMTP providers
Gamocosm.com
Minecraft server hosting
Droptune
music notifications for Spotify and Apple Music
Bike Index
the internet's bike registry
Snippet Manager
manage your snippets
Tracks
software for implementing David Allen's Getting Things Done™ methodology
Coderwall
Professional network for software engineers
alonetone
home for musicians, their tracks and albums
ActiveWorkflow.org
turn complex requirements to workflows
OpenFoodNetwork
software to manage the lifecycle of food
Black Candy
self-hosted music streaming server
Do Continuous Integration Yourself
open-source CI server
TheOdinProject.com
free web development courses
Coursemology
open-source gameified learning platform
Sanataro
household accounting software
Juvia
commenting server of the likes of Discus or IntenseDebate
Pupilfirst
everything you need for an online school
Covidlist
connect vaccinations with those who need to be vaccinated
Drug Gene Interaction Database
The Genome Institute's drug gene interaction database
Fae CMS
another CMS
icare
carpooling platform
sumofus.org
source code to sumofus.org
BareMetrics.com
v1 of baremtrics.com
whitehall
government content publishing for gov.uk
Skyderby
flight analysis and competition scoring
Ekylibre
farm management information system
Recipy.fr
defunct website of a recipe site
Morph.io
web scraping tool
Open Build Service
build service for Linux packages
Annict.com
anime website
Helpful
simple and elegant support system
fromthepage.com
crowdsource handwritten documents
CircuitVerse.org
circuit simulator
Reservations
equipment loans and reservations software
Wreeto
note-taking, knowledge management, and wiki
Hitobito
full-scale group hierarchy management
Duckrails
tool to mock API endpoints
Canvas LMS
enterprise-grade learning management system
vglist.co
video game library tracking
Loomio
make decisions together
Danbooru
taggable image board
Mastodon
distributed, interconnected microblogging
Datoji
easy JSON mocking for developers
Solidus
e-commerce system
Coyote
image annotation
Refinery CMS
a modular and extendable CMS
Catarse
open-source crowdfunding platform
Teambox
the original teambox.com
Abalone
data tracking and analytics for conservation efforts
Open-Source Event Manager
event management tool tailored to conferences
EasyRaceLapTimer
open-source IR lap time tracker
Bluedoc
document management tool
Squash
exception reporting and bug analysis by Square
Feedbin
open-source feed reader for multiple platforms
Envizon
network visualization and pentest reporting
GitLab
self hosted Git management
Caffeinate
a framework for easily creating and scheduling email campaigns
Concerto
digital signage system
Chatwoot
customer engagement platform
Simple Discussion
simple and extensible Rails forum
Listed.to
online publications with automatic newsletters
if-me.org
mental health communication
Staytus
status pages
Podify
make podcasts from youtube-dl
Notebook.ai
structured writing tool
Terrastories
geostorytelling
Outpost
service directories platform
HellRaiser
vulnerability scanner
FederalRegister.gov
daily journal for the United States Government
ShinyCMS
plugin-based CMS
LearnAwesome.org
social network of learners
forem
the platform that powers dev.to
nindika.com
nintendo switch e-shop
tip4commit.com
reward contributors
Postal
mail delivery platform for incoming and outgoing e-mail
Hound
Your code, always in style.
Texterify.com
translation and localization management
PG Hero
performance dashboard for PostgreSQL
exercism.io
code practice and mentorship
getsiteinspector.com
a tool for developers to check their pages
openstreetmap.org
crowd-sourced map of the world
Redmine
web based project management
DCAF Case Management
case management system
Hackershare
social bookmarking and knowledge-sharing
Camaleon CMS
yet another content management system
Pokr
agile estimating and planning
openSNP
annotate your SNP-set
Comfortable Mexican Sofa
a lovely-named CMS
Helpy
A Modern Helpdesk Alternative
Lale Help
collaborative platform for refugee support
Airesis
eDemocracy