Rack::Cache is suitable as a quick drop-in component to enable HTTP caching for Rack-based applications that produce freshness (expires, cache-control) and/or validation (last-modified, etag) information.

A client library for connecting to an Ethereum Web3 JSON RPC service

kRPC-rb is a Ruby client library for kRPC, a Kerbal Space Program mod that allows you to control KSP from external scripts running outside of the game.

Ruby to Lua bindings

Middleware for controlling an XBee module from Ruby. Series 1, Series 2 modules supported in AT (Transparent) or API (non-escaped & escaped) mode. Examples included how to use including Over-The-Air application firmware upgrade for programmable XBee modules.

FreeImage is an Open Source library project for developers who would like to support popular graphics image formats like PNG, BMP, JPEG, TIFF and others as needed by today's multimedia applications. FreeImage is easy to use, fast, multithreading safe, compatible with all 32-bit or 64-bit versions of Windows, and cross-platform (works both with Linux and Mac OS X).

Gash = Git + Hash

GnipApi will allow you to interact with most Gnip APIs and data.

Helping Ruby developers and their companies, unlock their key-value store data, through associative and sequential based access, providing unprecedented support for map reduce behaviors, native to the Ruby language

Lorca is a passphrase generator based on diceware made available by the EFF. Passwords, and pins are handle by the system's pseudo-random generator.

An easy to use database API for the NuoDB distributed database.

Papyrus is a PDF generator plugin for RDoc based on LaTeX. It allows you to turn your project's documentation into a nice PDF file instead of the usual HTML output.

gem install universe-devtools