WebHID

human interface devices

if ("hid" in navigator) {
 // Filter on devices with the Nintendo Switch Joy-Con USB Vendor/Product IDs.
const filters = [
  {
    vendorId: 0x057e, // Nintendo Co., Ltd
    productId: 0x2006 // Joy-Con Left
  },
  {
    vendorId: 0x057e, // Nintendo Co., Ltd
    productId: 0x2007 // Joy-Con Right
  }
];

// Prompt user to select a Joy-Con device.
const [device] = await navigator.hid.requestDevice({ filters });
}

Connecting to uncommon HID devices

The WebHID API allows websites to access alternative auxiliary keyboards and exotic gamepads.

https://web.dev/hid/