Question: how to install xmgrace on mac?
Answer: $ xcode-select --install. 2) Install open motif.
$ sudo port install openmotif. 3) Install Xmgrace.
$ sudo port install grace. 4) Open Xmgrace and enjoy!
$ xmgrace. METHOD 2:
$ xmgrace.
you can try: $ DISPLAY=:0.0 xmgrace. if it doesn't solve the problem, you need to open XQuartz and then enter the following command: