credit_card_validations by didww

Modifies ActiveRecord 4+ with the ability to store the actual class (instead of the base class) in polymorphic _type columns when using STI. Maintained by appfolio on GitHub, where it has earned 78 stars from the community.

A sample app for Shopify's JWT integration with Hotwire Turbo. Maintained by kirillplatonov on GitHub, where it has earned 146 stars from the community.

Per-request global storage for Rails prepared for multi-threaded apps. Maintained by ElMassimo on GitHub, where it has earned 85 stars from the community.