Database changes log for Rails
Authorization framework for Ruby/Rails applications
Detect non-atomic interactions within DB transactions
Configuration library for Ruby gems and applications
Ruby framework for keeping all types of notifications (mailers, push notifications, whatever) in one place
RSpec and Minitest matchers to prevent N+1 queries problem
ActiveRecord extension which adds typecasting to store accessors
A collection of extension and developer tools for ViewComponent
Action Cable testing utils
Action Cable command-line client
Parameters-based transformation DSL
Rails Event Store in a more Rails way
Action Policy integration for GraphQL
Rails component-based architecture on top of engines and gems (showroom)
InfluxDB ActiveRecord-style
ActionMailer-like interface for any type of notifications
GemCheck: Writing Better Ruby Gems Checklist
ActiveRecord extension for querying hstore and jsonb