HTML5 Boilerplate & HTML5 Reset
HTML5 Reset (by Monkeydo) and HTML5 Boilerplate (Paul Irish & Divya Manian) are new HTML5 project skeletons. If you’re about to start a new HTML5 site, you can reach for one of these all-in-one kits that include everything you need to write great, forward-looking code, while still maintaining support for legacy [...]

Okay, the news this week leans pretty heavily towards general web development stuff rather than Javascript specifically, but it’s good stuff. I promise.
ChromeKit
ChromeKit is a new library for creating desktop-like UI elements in the browser. It allows you to create windows with full chrome that allow you to do all of the things you’d expect [...]