forem
the platform that powers dev.to
sharetribe
Marketplace platform
Cuttlefish
a good-enough SMTP server so you can ditch SMTP providers
Decidim
a framework for democracy
Pupilfirst
everything you need for an online school
Annict.com
anime website
LearnAwesome.org
social network of learners
exercism.io
code practice and mentorship
Fairmondo
free market place in the hand of the users
Coinfi
crypto market intelligence platform
OpenSourceRails.org
the codebase to this site
Abalone
data tracking and analytics for conservation efforts
Punchclock
simple electronic punch clock
Clain for Crown Court Defense
advocacy for defense payments
Pig CI
Rails performance monitoring, plus CI