awesome-rack

A simple router in 17 lines of code.

The basic introduction to the Rack application definition.

allows developers to quickly and easily configure and manage a whitelist and/or blacklist

A router for Rack applications.

Better Errors replaces the standard Rails error page with a much better and more useful error page. It is also usable outside of Rails in any Rack app as Rack middleware.

Rack application for serving static sites with ERB templates (or any of the many template languages supported by Tilt)

The Bugsnag Notifier for Ruby gives you instant notification of exceptions thrown from your Rails, Sinatra, Rack or plain Ruby app

Rack in three lines of code.

Database multi-tenancy for Rack (and Rails) applications.

RSpec and Cucumber test helpers.

a useful tool for running Rack applications, which uses the

Generate a tree displaying all your Rack middleware.

Sinatra-like DSL for Reel that supports WebSockets and SSE in their own thread, called "cells" (or actors). Angelo uses Celluloid, Celluloid::IO. Angelo replaces

The Common Gateway Interface (CGI) is a simple protocol for passing an HTTP request from a web server to a standalone program, and returning the output to the web browser.

A small and fast web server specifically for hosting dynamic web applications.

An integrated replacement for Mongrel+Revproxy systems in erlang.

An open-source application server project started by Sun Microsystems for the Java EE platform and now sponsored by Oracle Corporation.

A non-blocking Ruby web server framework. Bare metal performance, Rack API and middleware support, simple configuration, fully asynchronous processing, and readable and maintainable code. The framework is powered by an EventMachine reactor, a high-performance HTTP parser and Ruby 1.9+ runtime.

A collection of awesome Hanami Gems and projects.

Small web tool on top of Rack. No documentation.

A web framework which consistently stays at less than 4kB of code.

A framework specifically for implementing RESTful Rack applications by Christian Neukirchen. Coset is introduced in the paper

A fully asynchronous realtime web application framework in Ruby. It is built on top of EventMachine.

A lightweight API framework designed to help you write clean, fast web services in Ruby. With an elegant and intuitive DSL inspired by RSpec, and with a nod to Grape, Crepe makes API design simple.

Clack is a web application environment for Common Lisp inspired by Python's WSGI and Ruby's Rack.

Hack2 is a port of Ruby's Rack webserver interface.

JavaScript Gateway Interface, is an interface between web servers and JavaScript-based web applications and frameworks. It was inspired by the Rack for Ruby and WSGI for Python and was one of the inspirations of PSGI for Perl.

Open Web Interface for .NET, defines a standard interface between .NET web servers and web applications. The goal of the OWIN interface is to decouple server and application, encourage the development of simple modules for .NET web development, and, by being an open standard, stimulate the open source ecosystem of .NET web development tools.

Plug is A specification for composable modules between web applications, and it's also connection adapters for different web servers in the Erlang VM. Plug is sinatra-like, and Elixir has a Rails-like framework called

Perl Web Server Gateway Interface is an interface between Web servers and Perl-based Web applications and frameworks that allows writing portable applications that can be run as standalone servers or using CGI, FastCGI, mod_perl, et al. It is inspired by the Web Server Gateway Interface for Python, Rack for Ruby and JSGI for JavaScript.

Scaling Rails Applications: Advanced HTTP Caching (Episode #10)

Scaling Rails Applications: Rack & Metal (Episod #13)