A ruby gem for validating credit card numbers

RubyGem wrapper for ActiveResource API to http://lighthouseapp.com

Simple PAN tokenization service

Cybozu API wrapper

Cyclical lets you list recurring events with complex recurrence rules like "every 4 years, the first Tuesday after a Monday in November" in a simple way.

Core files (shared between the Client & Server) for Cyclid

Delocalize numbers

Dagraph is a gem which allows you to represent DAG hierarchy using your ActiveRecord models. With a directed acyclic graph, you can represent hierarchical data where children may have multiple parents.

Cache utilities.

A ruby gem for people who prefer tools over meetings. If you hate scrum this is for you.

A view component library for Daisy UI

My version of the foodie gem tutorial

Dal Client Library

An interface to the libmemcached C client.

This gem implements pure Levenshtein algorithm, Damerau modification (where 2 character transposition counts as 1 edit distance). It also includes Boehmer & Rees 2008 modification, to handle transposition in blocks with more than 2 characters (Boehmer & Rees 2008).

Full-featured HTTP client library.

Object oriented authorization for Rails applications

Multi-currency money library backed by BigDecimal

Danger plugin to validate files (or directories) naming.

A Danger plugin for Watermark Church custom rules.