In display technology, "red shift" refers to reducing blue light emissions. Blue light is known to suppress melatonin production and cause digital eye strain. While modern versions of Windows include a "Night Light" feature, Windows 7 lacks this natively. Red Shift Lite OS integrates a permanent or semi-permanent red/orange overlay into the system theme, registry, and display drivers.
: Includes "DarkMetter Subspace" themes and an "Add-on" folder on the desktop for further customization. System Requirements