Ask HN: Open-source cloud storage written Ruby on Rails

Does it exist?

I looked at a bounty the nextcloud project posted [1] and felt overwhelmed with the source code. I'm thinking a properly managed RoR project would be more accessible to extern contributors.

1 https://www.bountysource.com/issues/96704088-calendar-sends-duplicate-notifications-if-there-is-an-additional-attendee