Get notified when a DOM element enters or exits the viewport. A small (~2kb gzipped), dependency-free, JavaScript utility for IE9+. By Cam Wiegert.

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BlokDust is a super-stylish web-based music making app that uses the Web Audio API and the Tone.js framework. Check out the GitHub repo.

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A very useful resource that aims to collect and promote JavaScript libraries that can be initialized in HTML, without writing any code. By Lea Verou.

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Test262 is a JavaScript Sideshow

Mike Pennisi guides us through some dark corners of JavaScript code that has been created for extending Test262, the gigantic test suite for the language.

Read it

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