1- Screen Wake Lock API

Supported in

• Chrome 83+

This API helps to prevent devices from dimming, locking or turning off the screen when your web application needs to keep running.

2- Web NFC

Supported in

• Chrome 79+
• Chrome for Android 80+
• Edge 79+
• Opera 66+

Can only be enabled in Chromium based browsers using the
enable-experimental-web-platform-features flag

It allows a website to communicate with NFC tags through device's NFC reader.