Ruby implementation of doubly_linked_lists using an array to hold and manipulate items.

Downspout is an easy-to-use ruby library for downloading files from URLs, supporting both HTTP & FTP protocols. HTTP downloads can use either Net::HTTP, or libcurl (via the Curb gem)

Library for building restful APIs, with hierarchical routing, content type handling and other RESTful stuff

A package manager for designers

This is a set of generators that help beginners learn to program. Primarily, they generate code that is more explicit and verbose and less idiomatic and “magical” than the built-in scaffold generator, which is helpful for beginners while they are learning how exactly things are wired together.

Helpful log for beginners

drbdump is a tcpdump-like tool for the dRuby protocol. It allows you to inspect the message and analyze the messages sent between your DRb-using processes.

Backs up stuff from your server to your Dropbox account

$LOAD_PATH management, Rake tasks for deployment, Hiding and overwriting of Rake tasks

Drupid keeps a Drush makefile in sync with a Drupal distribution.

Run tests on change in a docker container continuously

A command line search interface to programming language documentation in the Dash application (Mac OSX) with optional docset keyword filters.

DslBlock is a quick and simple DSL creator.

`dtachr` wraps the [dtach](http://dtach.sourceforge.net) command line utlity to automate the creation of a socket file and send a notification to [terminal-notifier](https://github.com/alloy/terminal-notifier). This utility will only work with both `dtach` and `terminal-notifier` installed and in PATH.

Dualcone encrypts your Ruby source code.

a simple cache interface to setting and getting from two caches

This script generates a NetLinx workspace and source code to start up a Duet module. It is intended to be used when the entire AMX system has been programmed in Duet.

gem install dunno

Convert between any two specified currencies. This is not ready for prime-time usage yet, but can be used for now in non-production code.

A dynamic query gui for ActiveRecord