Rack middleware for clean sensitive header on production.

You supply OpenIDs, this keeps anyone but people with access to those ids from getting through. You don't even have to make a form. :)

The super-friendly rack helpers -- URL generation.

A lightweight init process for Rack apps.

Rack middleware to disable cookies when static content is being served, which can prevent caching on some HTTP accelerators (Varnish).

View helpers for your custom Rack app or framework.

Rack application for Google DFP. Comes packaged with optional and independant Rails and ad placeholder integrations.

start gwt-shell with rack or rails backend

DrunkMonkey is a rack middleware providing realtime two-way http communication with API for Portal, a javascript messaging library. It provides just two protocols currently; websocket and longpoll comet. You can write code once for each protocols.

Restricts your Rails app to only provide requests during business hours using a Rack middleware

Minimum rack middleware for coverage

Minimalist API documentation generator for Rack applications.

GrayLogger is a middleware for Rack to easily log custom stuff to Graylog2

Rack middleware for Google OAuth2 authentication

rack middleware for proxying requests to lorempixel.com

Mascot rack app for stand-alone of embedded usage.

RapiTapir is a Ruby library inspired by Scala's Tapir for building type-safe HTTP APIs. It provides declarative endpoint definitions, automatic OpenAPI documentation generation, client code generation, and seamless integration with Sinatra, Rails, and Rack applications.

Rack middleware to detect and provide more detail on the requesting user agent edit

Goliath Chimp A collection of reusable Rack classes and other goodies for use in Goliath APIs.

Provides object geocoding (by street or IP address), reverse geocoding (coordinates to street address), distance queries for ActiveRecord and Mongoid, result caching, and more. Designed for Rails but works with Sinatra and other Rack frameworks too.