Ruby developers have, for as long as I can remember, had a disheveled heap of scientific and mathematical libraries - many of which operate in pure ruby code. Given a problem we either kludge together some cobbled mess or turn to Python/R/etc. And to this I say no more! rb_maxima allows a ruby developer to directly leverage the unbridled power of the open source, lisp powered, computer algebra system that is Maxima!

Gem that providing classes for implementing Mumble-related projects.

This gem provides Ruby classes for working with musical notes, scales and intervals.

It makes stupid suggestions

A Simple Ruby HTTP Client built on top of the Ruby Net HTTP standard library.

This aims to to be the fastest Ruby client for NewtMQ which is an implementation of STOMP server.

Notification system for windows. Trying to be Growl. Ruby wrapper around notifu (http://www.paralint.com/projects/notifu/index.html)

This gem provides a simple interface for writing Arduino-style programs for the BeagleBone.

Bot Kit for telegramm

ActiveRecord plugin for cursor based pagination for Ruby on Rails. Cursor-based pagination (aka keyset pagination) is a common pagination strategy that avoids many of the pitfalls of “offset–limit” pagination.

Lightweight native bindings to the libgpod library.

A Brainfuck interpreter.

rbraspag gem to use Braspag gateway

Wraps RavenTools API calls in a gem.

App config helpers for ruby apps.

You set the path that needs monitored, and the gem will do the reload for you automatically if the file has been changed

Provides a wrapper for computations that may fail

Ruby-sh shell script

You can model your distributed infrastructora and application and simulate its behavior and observe its efficiency easily.

The classic snake game recreated using ruby