For more on this innovation or other exciting DIY hand-tracking projects, browse our archive on gesture control projects, or check out the full article on Codrops.

In 2010, Microsoft popularized gesture controls with the release of the Kinect. In its first 60 days on sale, the device sold 133,000 units per day, a Guinness World Record.

Mobile access control and the ability to use gesture technology smart devices require rethinking how to manage physical access credentials, and to make them portable to smartphones.