These are VirtualBox OVA images for the «Simula 25th Anniversary Edition» demonstration VMs, created as VM build examples for the Virtual Machine Builder and System Installation Scripts and System-Tools.
Download <IMAGE>.ova and <IMAGE>.ova.asc.
Verify the signature:
gpg --keyserver hkp://keyserver.ubuntu.com --recv-keys 21412672518D8B2D1862EFEF5CD5D12AA0877B49 gpg --verify <IMAGE>.ova.asc <IMAGE>.ova
Import into VirtualBox (usually: via GUI), or alternatively via command line:
vboxmanage import --options importtovdi <IMAGE>.ova
Boot the image, log in with:
The image builder scripts can be found in https://github.com/dreibh/skf2026-example, branch «dreibh/simula25». The images in this directory have been generated by the script make-simula25-vms.
04.06.2026 Thomas Dreibholz