Chrome 89 promoted its WebHID, WebNFC, and Web Serial support with those APIs for HID devices, near field communication, and serial devices being deemed ready for production use. Chrome 89 is also significant for AV1 encoding support for WebRTC in early form.
Chrome 89 also brings Web Share and Web Share Target support to the desktop and other enhancements.
More details on Chrome 89 via the release announcement and the ChromeStatus.com feature list .