Ruby
Displays the results of every line of code in your file
All sorts of useful information about every country packaged as convenient little country objects. It includes data from ISO 3166 (countries and states/subdivisions ), ISO 4217 (currency), and E.16…
First-party, privacy-focused traffic analytics for Ruby on Rails applications.
A high-performance web server for Ruby, supporting HTTP/1, HTTP/2 and TLS.
Her is an ORM (Object Relational Mapper) that maps REST resources to Ruby objects. It is designed to build applications that are powered by a RESTful API instead of a database.
A modern, responsive admin framework for Ruby on Rails
Ruby's Most Advanced Authentication Framework
ShopifyAPI is a lightweight gem for accessing the Shopify admin REST and GraphQL web services.
A rewriting web proxy for testing interactions between your browser and external sites. Works with ruby + rspec.
Packing your Ruby application into a single executable.