Fedora Toolbox is quite interesting from this perspective. It does not provide a proper security boundary, since it shares the home directory, but it is really

Fedora Toolbox is quite interesting from this perspective. It does not provide a proper security boundary, since it shares the home directory, but it is really nice to make ad-hoc development environments. Since it is built on podman/buildah, it does not require the Docker daemon and can be used by regular users.