service-worker-test-extension

A Chrome extension for testing WebHID and WebUSB integration with service workers.

Installation

1. Create a local copy of the service-worker-test-extension repository by cloning with git or by downloading the source code and extracting it to a local directory.
2. In Chrome, navigate to chrome://extensions.
3. In the top right corner of the page, enable Developer mode.
4. Click the Load Unpacked button to open a file chooser.
5. In the file chooser, select the directory containing the service-worker-test-extension source.

Usage

The extension demonstrates how to request WebUSB and WebHID device permissions from a Manifest V3 extension. Click the extension toolbar icon to show a popup window, then click the button in the popup window to open an extension tab. In the opened tab, click the button navigator.usb.requestDevice to request WebUSB device permissions and navigator.hid.requestDevice to request WebHID device permissions.