Puppet-Forge implementation in golang.

File formats dissections and more...

Cross-platform Rust rewrite of the GNU coreutils

A fluid and flexible grid Sass framework

Pointers to useful, well-written, and otherwise beautiful documentation.

Docker and Ruby based PaaS

Chrome developer tools remote protocol multiplexer.

A ClojureScript Programming Language Tutorial for Light Table Users

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

List of useful Quick Look plugins for developers

Debugging in Ruby

Structured+contextual logging experiments in Ruby

MathBox is a (work in progress) library for making presentation-quality math diagrams in WebGL.

Interactive Data Visualization in the browser, from Python

Experimental Terminal platform built on WebKit + node.js. Currently only for Mac and Windows, though the prototype works 90% in any WebKit browser.