Rack middleware for checking if app is alive or not - optionally via custom condition(s).

A rack middleware that collects access statistics and saves them on a MongoDB database.

RackApiKey is a middleware that enables simple API key authentication

Rack middleware for limiting requests based on an parameter

Version your Rack based API's using headers either through middleware or routing constraints

A rack middleware that authenticates requests either using basic auth or via signed HMAC.

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

Rack auth for Travis CI webhook requests!

Rack middleware to verify Travis CI webhook requests.

rack-banken is rack application for return error response.

Middleware for using RFC 6750 bearer auth in Rack apps

limit incoming requests

rack-bert-rpc is rack middleware that provides a BERT-RPC server implemenation for using BERT-RPC over HTTP

Automatically processes Zuul authorisation tokens on Rack apps

A rack middleware for controlling accesses by search bot or not, remote ip address, etc.

Blogengine based on rack applications

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

Block undesirable requests

Little rack middleware to insert '<link href="http://example.org/text.html" rel="canonical" />' into all HTTP HTML responses for SEO reasons

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