Rack middleware that abstracts format (extension) away from the path (into env).

Rack::FlashSession converts a session query parameter to a cookie if the request's user agent is flash. http://github.com/bartt/rack-flash-session

Rack Middleware for parsing request body without touching or mixing in request.params.

OpenTracing instrumentation for rack

Rack Middleware that produces the same ETag for responses that only differ in CSRF tokens or CSP nonce

Rack middleware to prevent loading from `*.heroku.com` / `*.herokuapp.com` addresses by serving default Heroku 404 page for 'App not found'. Use in combination with custom domains.

Enables creating batch requests to Rack apps. Requests can reference each other. Makes life easier for API consumers and builders.

Rack middleware that persists session data in an encrypted cookie

A Rack Middleware to help to fix mixed contents issues

Rack middleware for inserting Google Universal Analytics and calling its API.

Rack Middleware for authenticating signed secrets from Slack (https://api.slack.com/docs/verifying-requests-from-slack)

Extends Rack with AI capabilities including request classification, content moderation, smart caching, and security features

Properly enforce cookie limits in Rack responses

Rack middleware for logging selected request for further investigation / analyze.

A rack middleware to log each HTTP request onto a MongoDB collection

Multiplex multiple rack servers to the same app.

Rack middleware used to automagically format your code blocks using pygmentize

Rack middleware to taint headers, parameters, and input

Rack module that dynamically generates sparkline graphs from a set of numbers.

A convenient way to create Rack middlewares.