faultline exception and error notifier for Rack application

A more down to earth, hairy rails twin

A deck of cards, written in Ruby

A tool to create an inventory of a storage medium

pure ruby file sync

Rack-based, Passenger-compatible, with pretty URLs and simple HTTP API for managing content

Provides writing logs into files and filtering secure data for Sinatra based applications.

Handle Fitbit subscription notifications within a Rails or Rack app, and pass them on via ActiveSupport::Notifications.

Server for exposing Flexible APIs

A gem providing persistent, per-user feature flipping to Rack applications.

Hook up your unit tests with a REST API so that they can be run on remote machines

Caching layer for forecast_io

This gem allows you to describe your forms using a simple DSL and then takes care of sanitizing, transforming, and validating the input for you, providing you with the ready-to-use input in a model-like structure. Both simple forms as well as multi-step forms are supported. Includes handy accessors for automatically building the forms and reporting error messages using a templating engine of your choice. Localization support with builtin inflection rules can be enabled, too.

Fragmentize and rebuild data

Generate and manage Vagrant boxes remotely

Dynamically generate Rails and Sinatra apps to be tested by Rack::Test.

This is a collection of useful tools to help you in more easily instrumenting Ruby applications for the Prometheus monitoring system.

Expressive, Rack-loving web application DSL.

Fu combines the logic–less portability of Mustache with the terse utility of Haml.

GitHub style API Rate limiter