A toolkit to upgrade your next Rails application

Generate minimum OpenAPI 3 definition YAML from config/routes.rb in your Rails application.

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

A library for setting up Ruby objects as test data.

👻 Use your text editor to write in your browser. Everything you type in the editor will be instantly updated in the browser (and vice versa).

RSpec 3 code generator toward existing Ruby code.

📕 Ruby on Railsガイドの公開リポジトリです。1600ページ超えの大型リファレンスとなっています。

Easiest way to add multi-environment yaml settings to Rails, Sinatra, Padrino and other Ruby projects.