Amahi
your personal cloud and media server
your personal cloud and media server
community-run, distributed social-network
CMS for Rails
agile project planning, clone of Pivotal Tracker
Open source IFTTT
Beautifully Simple Billing Software
The Organization for Transformative Works (OTW) - Archive Of Our Own (AO3) Project
A fully featured open source mail delivery platform for incoming & outgoing e-mail
Web interface for deployments
Marketplace platform