List of Middleware

Numerous Middleware exist in the Rack library itself, as well as the official Rack contributions project.

• JSON-P
• Rack::Cache
• Rack::ESI
• CloudKit includes OpenIDFilter, OAuthFilter, and RESTful JSON storage
• Rack::Config
• Rack::OpenID
• Rack::Debug
• Rack::AbstractFormat
• Rack::RespondTo allows triggering different actions based on requested media type.
• Rack::SupportedMediaTypes specify an app’s supported media types.

• Rack::AcceptMediaTypes determine the request’s prefered media type.
• Rack::MultipartRelated parses multipart/related requests and rebuild a simple/merged parameters hash.
• Rack::Honeypot acts as a spam trap.
• Rack::GoogleAnalytics embeds Google Analytics tracking code.
• Rack::ChromeFrame brings HTML5 and other open web technologies to Internet Explorer.
• Rack::Embed embeds small images via the data-url (base64) if the browser supports it. This reduces http traffic.
• Warden
• Rack::StaticFallback
• Rack::Throttle
• Rack::LinkedData
• SimpleRouter
• Rackamole – Observe your web applications in the wild!

see also http://coderack.org/middlewares