In the last few years digital currencies have successfully demonstrated their ability to become an alternative financial instrument in many different markets. Most of the technologies available at the moment are based on the principles of Blockchain architecture, including dominating currencies like Bitcoin and Ethereum. Despite its popularity, Blockchain is not the best possible solution for all scenarios. One such example is for fast micro-payments. Zold is an experimental alternative that enables distributed transactions between anonymous users, making micro-payments financially feasible. It borrows the proof-of-work principle from Bitcoin, and suggests a different architecture for digital wallet maintenance.

Generate Ruby models from Avro schemas

A static site generator that uses the best toolset available

Celerity is a JRuby wrapper around HtmlUnit – a headless Java browser with JavaScript support. It provides a simple API for programmatic navigation through web applications. Celerity provides a superset of Watir's API.

Provides a resource endpoint for RunDeck from a Chef Server

Cobweb is a web crawler that can use resque to cluster crawls to quickly crawl extremely large sites which is much more performant than multi-threaded crawlers. It is also a standalone crawler that has a sophisticated statistics monitoring interface to monitor the progress of the crawls.

Client for the Copycopter copy management service

Forme is a forms library with the following goals: 1) Have no external dependencies 2) Have a simple API 3) Support forms both with and without related objects 4) Allow compiling down to different types of output 5) Integrate easily into web frameworks

Garner is a cache layer for Ruby and Rack applications, supporting model and instance binding and hierarchical invalidation.

SSH key management for Github users

HyperResource is a hypermedia client library for Ruby. Its goals are to interface directly with well-behaved hypermedia APIs, to allow the data returned from these APIs to optionally be extended by client-side code, and to present a modern replacement for ActiveResource.

A sinatra extension for easy oauth integration with github

Ruby library and command line utility to interact with the Tumblr API.

Windows Azure Active Directory authentication client library

Many authors (Michael Feathers, Sandi Metz) have shown that an evaluation of churn vs complexity of files in software projects provide a valuable metric towards code quality. This is another take on the matter, for ruby code, using the `churn` and `flog` projects.

Celerity is a JRuby wrapper around HtmlUnit – a headless Java browser with JavaScript support. It provides a simple API for programmatic navigation through web applications. Celerity provides a superset of Watir's API.

centralbank - print your own money / cryptocurrency; run your own federated central bank nodes on the blockchain peer-to-peer over HTTP; revolutionize the world one block at a time

An interface for the Cronitor API

Ruby workflow/orchestration engine

This gem allows you to deploy your rails application to the Engine Yard cloud directly from the command line.