How to install Mullvad browser for opeSUSE.
Adapted from here: https://mullvad.net/en/download/browser/linux
# openSUSE (tested on Tumbleweed)
# Import the gpg key file
sudo rpm --import https://repository.mullvad.net/rpm/mullvad-keyring.asc
# Add the Mullvad repository server
sudo zypper ar https://repository.mullvad.net/rpm/stable/x86_64/ Mullvad
# Install the package
sudo zypper install mullvad-browser
# And to install the alpha version
sudo zypper install mullvad-browser-alpha