Is it possible to actually run the CLI headlessly on Linux? The offical documentation insists that we should use the CLI and not the GUI, but when running the CLI the system will open up a UI window and it will fail if it can’t. Sometimes I’m asked to sign in to Epic Games in the UI. Is it possible …

Yes, it is possible with the -headless flag. Check out this thread and the solution: [image] RealityScan - Fully Headless Linux Pipeline & Plugins Hi all, So I’m trying to get RealityScan running on Linux on an Amazon Ubuntu server (g6.xlarge). I can get it…

@JakubVanko Thanks for your answer, but the -headless flag won’t actually prevent the software from trying to open a UI. If no display is available, the program will fail. I am able to get around this by creating a virtual display but the problem is that most errors show up as popups in the virtual…

@bnoreus The fact about the need for a virtual display is true. I’ll forward the feedback about a true CLI. For now, try to combine -headless with the -silent command to suppress any possible popups.

Is it possible to run RealityScan fully headless on Linux?

General Feedback & Requests

JakubVanko (Jakub Vanko) April 7, 2026, 6:22am 2

Yes, it is possible with the -headless flag.

Check out this thread and the solution: