Converts between fractional, decimal and moneyline odds for betting and gambling. Calculates how much can be won on a given stake.

Simple odds conversions -- Written in Ruby!

Tools for push-button deployment on an app to AWS

Read ledger-cli files with ease in Ruby

rodir is ruby object directory

Create pdfs with Prawn

A tool for managing dotfiles, like mackup, but written in Ruby and YAML

REST API for Ruby Object Database allows for talking to the DB via HTTP.

A ruby ffi wrapper for ModSecurity that also provides a Rack middleware

A simple Ruby oEmbed client

Raw Object Format

You don't have to wait until Ruby 2.0 to get (named|keyword) arguments support. Arguments has been tested with Ruby 1.8.6 and ruby 1.9.1 and eventually will work with JRuby

Pragmatic Ruby Course exercises

Simple and thread-safe logging library for Heroku projects

Rentability and Gross Profit Calculations

Roject is a programming project manager written in Ruby. With Roject, you can create and edit projects based on templates using simple commands without a heavy IDE.

Romaji to kana converter

A dsl for filtering data in web requests

A rokka client for ruby.

Rolebased authorization