Browser APIs: the unknown Super Heroes

A presentation at JSConf Japan in in Tokyo, Japan by Rowdy Rabouw

Presentation/demo is available for laptop/desktop at Use the menu at the top left or the icons on top for each section. And use the right and left arrows to navigate in each section.

Still think browsers are only capable of parsing HTML, CSS and JavaScript? Think again! Browsers have become much more powerful and contain numerous APIs that can enrich the user experience or are just plain fun.

This talk will introduce you to some of them (like battery, speech, audio, location, …) and show you how easy it is to unleash their power with JavaScript.


The following resources were mentioned during the presentation or are useful additional information.

Buzz and feedback

Here’s what was said about this presentation on Twitter.