Thread-safe immutable objects that provide delegation and basic validation to hashes.

A Ruby object that represents a given time-of-day separate from any Date information. Makes it easy to perform work time calculations.

An an experiment in simplicity for web development

An nREPL server & client for Ruby

Ruby is already pretty lispy let's take it the rest of the way.

Union, Intersect, and Difference set operations for ActiveRecord (also, SQL's UnionAll).

Contracts for String Coercion (see https://github.com/egonSchiele/contracts.ruby)

A tool for generating sheets of QR codes with an optional message.

Generative or property based testing for Ruby

A simple time tracking application

Generate data from contracts

Objects are functions! Treat any Object or Class as a Proc (like Enumerable but for Procs).

Relational programming for Ruby

An implementation of multiple dispatch for Ruby. Also known as generic-functions or multi-methods.

A simple query interface for pulling deeply nested data from records.