A new type of shell

The Crystal Programming Language

Universal markup converter

Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain. Automate everything from code deployment to network configuration to clo…

Project documentation with Markdown.

Ansible role to install and manage nginx configuration

A self-contained JavaScript wiki for the browser, Node.js, AWS Lambda etc.

A pure-Ruby implementation of Ruby 2.0's Enumerator::Lazy

Automatically create logic circuits from truth tables

Declarative relations between object attributes.

bits and pieces for learning about and playing with group theoretic concepts