Randomly assign people into evenly-sized groups with a single click. Enter a list of names and a desired group size; the web part shuffles them and displays colour-coded group cards. Hit Shuffle Groups to re-randomise at any time.
Open this sample in the gallery (popup panel): Open in gallery
Source: https://github.com/pnp/sp-dev-fx-webparts/tree/main/samples/react-team-randomiser