Download the binary for your system:
wget -O /usr/local/bin/l0xyd https://github.com/LPgenerator/L0xyd/releases/download/1.0.5/l0xyd-darwin-amd64
Give it permissions to execute:
chmod +x /usr/local/bin/l0xyd
Install L0xyd as service and start it:
cd ~
l0xyd install
l0xyd start
Voila! L0xyd is installed and will be run after system reboot.