Ali Aliev, a Computer Graphics from Moscow developed Avatarify, which processes video footage in real-time. It comes with a standard set of avatars of famous people, which you can also extend. This works with Zoom, MS Teams, Skype and Slack.
The developer though mentioned this is not about deep-fakes but the goal is to have a fast, safe AI-powered way of communication.
Try it and find the complete steps via https://github.com/alievk