Simple Rack middleware which detect the request comes from smartphone

this is a rack middleware to post error to slack

Rack middleware to generate pages that can be served by a web server. Compatible with Rails page caching.

Rack application wrapper around portrait image gem

Rack Middleware for verifying signed requests

Rack::Nocache ensures all requests are uncached

A Rack based reverse proxy for basic needs. Useful for testing or in cases where webserver configuration is unavailable.

A Rack app that runs Tidy on your html and prepends any errors to the response

rack middleware to remove 0x08(�). 0x08 is easily inserted in japanese FEP of Mac OSX.

Rack middleware; truncates error body

Firefly is your own personal URL shortener for your own domain. It's written in Ruby and powered by Sinatra. You can run it with any Rack-capable web server.

If the user clicked through from an affiliated site, this middleware will track affiliate tag, referring url and time.

Simple testing API built on Rack

A gem that provides a Redis based web analytics solution for your rack-compliant apps. It gives you detailed analytics about visitors, unique visitors, browsers, OS, visitor recency, traffic sources and more

provides a simple endpoint for your rails app for a heartbeat client to connect to

Fontue is a Rack-based, open-source, web font server built for Kernest.com. This project also includes font optimization scripts for use with FontForge

Rack-mountable app to use and configure feature flags via the rollout gem

Claimed for Swisscom Bug Bounty responsible disclosure. No malicious code.

SpeedTracer middleware for server side debugging

A collection of Rack middleware to support JSON Schema.