You can do this using a package called "Process Pallet" which runs shell commands. On Mac you add this command: osascript -e 'tell application "Adobe After Effects CC 2017" to activate' -e 'tell application "Adobe After Effects CC 2017" to DoScriptFile "{fileAbsPat...

One of the links is incorrect. It should be estk.aenhancers.com, not eskt.aenhancers.com as shown.

This is a great resource. Thank you.