Web apps on Rails. Simple, battle-tested conventions for building and testing MVC web applications. Works with any Rack-compatible server.

Selenium implements the W3C WebDriver protocol to automate popular browsers. It aims to mimic the behaviour of a real user as it interacts with the application's HTML. It's primarily intended for web application testing, but any web-based task can automated.

Rack::Test is a small, simple testing API for Rack apps. It can be used on its own or as a reusable starting point for Web frameworks and testing libraries to build on.

Protect against typical web attacks, works with all Rack apps, including Rails

Sprockets is a Rack-based asset packaging system that concatenates and serves JavaScript, CoffeeScript, CSS, Sass, and SCSS.

Simple, efficient background processing for Ruby.

Sinatra is a DSL for quickly creating web applications in Ruby with minimal effort.

Capybara is an integration testing tool for rack based web applications. It simulates how a user would interact with a website

WebMock allows stubbing HTTP requests and setting expectations on HTTP requests.

Simple mime type detection using magic numbers, filenames, and extensions

Ruby bindings for the Apache Thrift RPC system

A generalized Rack framework for multiple-provider authentication.

RequestStore gives you per-request global storage.

An authentication library compatible with all Rack-based frameworks

🔐 A Ruby wrapper for the OAuth 2.0 Authorization Framework, including the OAuth 2.1 draft spec, and OpenID Connect (OIDC)

Middleware that will make Rack-based apps CORS compatible. Fork the project here: https://github.com/cyu/rack-cors

Automatic Rails code style checking tool. A RuboCop extension focused on enforcing Rails best practices and coding conventions.

A Ruby framework for rapid API development with great conventions.

A simple, Git-powered wiki with a sweet API and local frontend.

A thin and fast web server