This is a simple lightweight way to expose work-in-progress functionality to developers, testers or other internal users.

Flash hash implementation for Rack apps.

Provides a policy for frozen rack middleware.

This middleware acts as a spam trap. It inserts, into every outputted <form>, a text field that a spambot will really want to fill in, but is actually not used by the app. The field is hidden to humans via CSS, and includes a warning label for screenreading software.

A Rack middleware for providing JSON-P support.

Detect and show a maintenance page

Rack::Robustness provides you with an easy way to handle errors in your stack, for making web applications more robust.

Drop-in image thumbnailing for your Rack stack.

Rack-based console inside your web applications, using pry

Log inbound and outbound API requests in your Rails application

A simple library for communicating with the Robinhood API

RSpec HTTP is an extension library that makes it easier to write specs for HTTP/REST APIs

A mobile web application framework in Ruby

Wrapper around the tika-app jar

Rugalytics is a Ruby API for Google Analytics.

A Serverless v1.x plugin to build your deploy Ruby Rack applications using Serverless. Compatible Rack application frameworks include Sinatra, Cuba and Padrino.

HTML + CSS + Javascript = awesome presos

file based blog engine.

export your sinatra app to a directory of static files

A Ruby interface and command line utility for the Siteleaf API.