I designed two front panels for the ATX open pc frame by Heblyz. One panel is for usb ports to utilize the additional usb headers on my motherboard. This panel has 2 slots for usb A, and 1 slot for usb c. The other panel is for a 16mm power button.
These are designed to be press fit. They should snap into place till they are flush against the frame. They will be very difficult to remove once inserted, so I would make sure you have a print you are happy with, and that your cables are secured before installing.
I printed these using standard pla
0.28mm layer height
30 percent infill gyroid
no supports
The author remixed this model.
front panels added for additional usb and power button support