choo : A 4kb framework for creating sturdy frontend applications
HyperTerm : A terminal built on web technologies : JS / HTML / CSS
SoundManager 2 : Using HTML5 and Flash, SoundManager 2 provides reliable cross-platform audio under a single JavaScript API.
boomerang : boomerang is a piece of javascript that you add to your web pages, where it measures the performance of your website from your end user's point of vie...
InstantClick : InstantClick is a JavaScript library that dramatically speeds up your website, making navigation effectively instant in most cases.
Building blocks for the virtual reality web
Use markup to create VR experiences that work across desktop, iPhones, and the Oculus Rift