A health Endpoint

Rack middleware for Heroku

rack middleware for exposing Heroku environment variables

Rack middleware for checking the process commit hash on Heroku

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.

Rack Middleware for syntax highlighting.

Rack middleware for logging request data to Honeycomb.

Includes the X-Clacks-Overhead header inside your rack application. http://redd.it/2yt9j6

Rack middleware to 404 requests that aren't to whitelisted hostnames

Just use Rack::HTTPCat in your application for all requests to have a link to the https://http.cat for their status under the HTTP-Cat header.

Log arbitrary metrics from HTTP request parameters according to l2met conventions.

Add rel=preload headers to Rack applications

Provides exception classes and helpers for HTTP statuses

Reject HTTP TRACE requests via middleware.

Provide idempotency keys with conflict detection and response replay.

Ignores X-Forwarded-Host header to prevent malicious redirects

Rack middleware for in-app purchase receipt verification and product listing.

Rack middleware to decode JWT and append it to the rack environment

Rack middleware to inflate GZip and other compressions in incoming HTTP requests.

A rack middleware for logging requests to InfluxDB