Signal K Server can be installed directly using NPM.
sudo npm install -g signalk-server
Once installation is complete, enter the following in a terminal window, to generate a settings file and configure the server to start automatically:
sudo signalk-server-setup
If you choose not to use signalk-server-setup you can start the server by entering the following in a terminal window:
signalk-server
You are ready to now configure your installation and connect data from devices on your boat.