AgileVentures
source code to agileventures.org
Airesis
eDemocracy
Binda CMS
headless CMS
Calls For Proposal App
manage a conference CFP
CircuitVerse.org
circuit simulator
CodeCuriosity.org
platform to reward OSS contributors
Coderwall
Professional network for software engineers
Coinfi
crypto market intelligence platform
Concerto
digital signage system
consul
open government and participation software
Convene
digital spaces
Coyote
image annotation
Diaspora
community-run, distributed social-network
Envizon
network visualization and pentest reporting
Feedbin
open-source feed reader for multiple platforms
forem
the platform that powers dev.to
GitReports.com
allow anonymous users to submit bugs to GitHub repos
Hackathon Manager
hackathon registration and logistics
Helpful
simple and elegant support system
Hitobito
full-scale group hierarchy management
Hours
Time registration that doesn't suck.
Huboard.com
better GitHub issues
iNaturalist.org
social network for nature stuff
Intercity
web-based Dokku deployment
LearnAwesome.org
social network of learners
Listed.to
online publications with automatic newsletters
Loomio
make decisions together
LumenDatabase
database of legal complaints and requests for removals
Mastodon
distributed, interconnected microblogging
Morph.io
web scraping tool
Notebook.ai
structured writing tool
Notebook Gallery
enterprise Jupyter notebook sharing and collaboration platform
Open Build Service
build service for Linux packages
OpenFoodNetwork
software to manage the lifecycle of food
Open-Source Event Manager
event management tool tailored to conferences
OpenSourceRails.org
the codebase to this site
planningalerts.org.au
planning alerts for Australians
Racing On Rails
bike racing association management
Reservations
equipment loans and reservations software
rubytoolbox.com
catalog of all Rubygems that keeps track of popularity and health metrics
sharetribe
Marketplace platform
Squash
exception reporting and bug analysis by Square
Staytus
status pages
TaxonWorks
workbench for biodiversity informatics
Upcase.com
learning platform for programming
WikiEduDashboard
course dashboard system
World Cube Association
everything for the World Cube Association
Wreeto
note-taking, knowledge management, and wiki