If you are running Flame, Flare or Flame Assist on a new M1 MacBook Pro (or an external Apple Pro XDR display), you’ll now be able to see HDR images directly in the main user interface. This new feature is also available on Linux if you have an HDR display.
Here’s more info and some guidelines to properly setup your hardware & software to get the proper experience:
https://help.autodesk.com/view/FLAME/2023/ENU/?guid=GUID-0C8FBC90-02EA-43CF-A6FE-1C6BA9F679DE