It allows you to write rake tasks to do common tasks, such as creating email addresses, adding users etc. Silk provides a HTTP wrapper the the rake tasks, and allows communication via JSON objects, which makes it dead easy for them to be called from a web app.

Passwordless sign-in for simple_auth.

A small gem that posts simplecovs test coverage to a web service. We've built a web service for rendering coverage badge svgs too. You can find it at coverage.traels.it

Adds simple delegation to all Objects.

Make gems. Simple.

A library for building JSONAPI documents in Ruby.

Provides functionality for building classes that map to/from simple nested data structures of the sort one typically sees with Thrift.

Including this module gives you a light wrapper for ActiveRecord and some useful behavior for instantiating objects that generate custom SQL queries, perfect for search interfaces.

Simple Google reCAPTCHA library

Scrobble tracks to Last.fm without wanting to gnaw your own arm off.

Simple implementation of authentication for Rails

Simple and effective asset compilation, supporting Coffeescript and SASS. A lean alternative to larger, slower asset management gems.

Canvas LMS OAuth flow for Sinatra

A Sinatra extension for building Shopify Embedded Apps. Akin to the shopify_app gem but for Sinatra

Includes month_choices, year_choices, country_choices

Provides helpers for accessing the LinkedIn API in Sinatra applications.

Globalize3 successor which use only one table to store all the translations.

Static website generator using rule-based translation.

command-line tool to validate the markup of a whole site against the W3C validator

Open-source Dropbox using Ruby and Git (my fork with github favoured markdown support).