@lucian did you somewhere create a list of the amazing Ruby/Rails FOSS applications or so?

Often underrated are also

- @openproject (very underrated IMHO)
- #GitLab (everbody knows it but many tend to forget that it's a FOSS Rails app)
- DocuSeal: https://github.com/docusealco/docuseal
- @alchemy_cms (very underrated IMHO)
- #Mastodon
- @Discourse (by far the best Forum that I know)
- #spreecommerce / #solidus
- #CanvasLMS
- https://github.com/loomio/loomio
- @openstreetmap
- https://github.com/vteams/open-source-billing