Bike Index
the internet's bike registry
Calls For Proposal App
manage a conference CFP
Central
Fulcrum project planning tool fork
ebwiki.org
database of police abuse cases against people of color
Ecosystem Dashboard
open-source ecosystem monitoring
Email Dashboard
email suite for marketing and CRM
Growstuff
tool for small-scale food growers
Hackathon Manager
hackathon registration and logistics
Helpy
A Modern Helpdesk Alternative
HyperCable
analytics
Lewsnetter
email marketing application
libraries.io
open-source discovery service
nokul
solution for universities to manage all the complex procedures of a university online
Notebook.ai
structured writing tool
Notebook Gallery
enterprise Jupyter notebook sharing and collaboration platform
Open Source Billing
Beautifully Simple Billing Software
Open-Source Event Manager
event management tool tailored to conferences
Open Split Time
endurance event data management
Pig CI
Rails performance monitoring, plus CI
Punchclock
simple electronic punch clock
rubygems.org
The Ruby community's gem hosting service
ShinyCMS
plugin-based CMS
SmartVPN Billing
billing management for hosting
Splits.io
speedrunning data and analysis
StockAid
manages inventory for the Grateful Garment Project
TaxonWorks
workbench for biodiversity informatics
Violet
automation, CMS, blog, forum and email thing.
WikiEduDashboard
course dashboard system