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

A gem that provides hoptoad notifications from rack

Simple Rack wrapper around HoptoadNotifier.notify

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

HTML Tidy.

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.

Rack::HttpEnforcer is a simple Rack middleware to enforce http connections

rack middleware to generate a replay log

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

# Rack HTTP Pipe Use to pipe directly a remote HTTP file without buffering it. > /!\ Do not work with WebBrick, tested with puma ## Use case * Given a file named #HASH#.pdf on S3 * You want a clean URL and handling the authentication in front of it ``` GET http:/example.com/download Content-Disposition: attachment;filename=name-fetched-from-db.pdf Content-Length Content-Type etc. ``` ## Usage ```ruby get "/" do http_pipe "http://example.com/iso-ubuntu-1404-64bits", { status: 200, headers: { "Content-Type: application/octet-stream", "Content-Disposition: attachment;filename=ubuntu.iso", } } end ``` See the example directory for an example app using sinatra

Add rel=preload headers to Rack applications

A complete http router solution that fit well with pure rack apps.

In case of nginx proxy, I wish to set SCRIPT_NAME to some value, but it sets HTTP_SCRIPT_NAME. So that, I'd like to adjust SCRIPT_NAME and PATH_INFO accordantly

Provides exception classes and helpers for HTTP statuses

Reject HTTP TRACE requests via middleware.