What do you want to do?
cryosparc was never used via the terminal. What you can do is to create an SSH tunnel for forwarding the webinterface through vpn.
You can do this by creating an ssh tunnel as descibed here:
V2 Installation Questions?
more general information:
https://forwardhq.com/help/ssh-tunneling-how-to
Similarly, you can achieve tunneling with putty if you prefer using windows.
Best,
tarek