md_simple_editor by rderoldan1

The guide to build a Rails app from a to z. Maintained by jp7io on GitHub, where it has earned 75 stars from the community.

A modern modular service object toolkit for Rails, that respects database transactions and adds type checks to returned values. Maintained by DmitryTsepelev on GitHub, where it has earned 80 stars from the community.

Simple Twitter clone using Ruby on Rails 6. Maintained by toshimaru on GitHub, where it has earned 118 stars from the community.