Asynchronously send requests to another system

Play a selection from Die Fledermaus with every request.

Warbler is a gem to make a .war file out of a Rails, Merb, or Rack-based application. The intent is to provide a minimal, flexible, ruby-like way to bundle up all of your application files for deployment to a Java application server.

A no-nonsense force of good in a world of bad. Will prevent malicious bots/users from accessing your content once they are caught red-handed.

A rack-mountable version of the Pin Payments API

TINA4: The Intelligent Native Application 4ramework for Ruby — Simple. Fast. Human. Built for AI. Built for you. 54 built-in features, minimal dependencies (Rack-based; the runtime gems are production-deployment essentials, not framework bloat). Full parity with Python, PHP, and Node.js.

SimpleAuth HMAC authentication

Fixes an obscure issue with redirects that happens with IE and SSL

Refresh the content of your page with a given interval

An OmniAuth Strategy for the figshare API. You can use it to authenticate users against the figshare API in your ruby on rails / sinatra / other rack-based web application.

Making Rack and Rails logs useful

Intercepts and protects Rack-based Ruby web applications (Rails, Sinatra) using the Relintio WAF rules synchronizer.

A Rack-based Web Framework, similar to rails.

Deprecated. Use rack-environmental instead.

Secure request.referer for preventing XSS

Rack-compliant web server written in Rust.

A gem that provides generators for sinatra apps, ready to go with rack-test/webrat/randexp and others

Middleware that reports all requests to an interested party (e.g. for analytics).

You can test if sender of request has intelligence.

A Rack-based web library with a little magic.