Riddick is a simple Sintra app providing a GUI for key-value-backends for I18n. By default it uses Redis as I18n backend for translations, but you can add your own key-value backend.

Ruby Wrapper for the jiffybox.de API

Provides some automation to attempt to convert your Ruby Test::Unit tests into RSpec.

rspec-subject-extensions let's you use short-hands to generate nested examples groups

A simple gem to generate all files needed in a project Mobile, Web and Api for Testing Automation.

Provides a series of s-expression transformations useful for automatic refactoring or morphing of Ruby/Rails/Sinatra code.

selectable_attr generates extra methods dynamically for attribute which has options

A set of tools for building reliable services of any complexity

See the summary text.

Showoff is a Sinatra web app that reads simple configuration files for a presentation. It is sort of like a Keynote web app engine. I am using it to do all my talks in 2010, because I have a deep hatred in my heart for Keynote and yet it is by far the best in the field. The idea is that you setup your slide files in section subdirectories and then startup the showoff server in that directory. It will read in your showoff.json file for which sections go in which order and then will give you a URL to present from.

For people who work in the Terminal. This provides a command line interface with all your SSH bookmarks.

A smart submit button extension for the Simple Form gem.

A DSL for creating RESTful actions with Sinatra and MongoMapper. It embraces the Resource Oriented Architecture as explained by Leonard Richardson and Sam Ruby.

Manage time ranges without brain damage DISCONTINUED DEVELOPMENT WARNING The SmartPeriod gem will no longer receive any updates If you want to access to new awesome features, like endless-period Take a look to his successor ActivePeriod

Really convenient way to set up page titles in a Rails application.

Simple API for talking to SmugMug

It uses JPL Horizons System API to calculate the accurate solar terms' times and can translate them into different timezones and languages.

Little plugin for 'stamp' gem. It uses I18n locale files to customize date and time stamps.

Standup is an application deployment and infrastructure management tool for Rails and Amazon EC2

In your application you may want to handle things in your User model like sex (female, male) or other static lists. You want these lists to be handled using 'textual keys' in your application but stored in your database using codes in an integer column.