gammastep(1) on Linux
The text 7107bc4ab5c4, as Arch Linux 2026-11-01, Debian 13 (Trixie), Debian 12 (Bookworm) shipped it. The page shows this text now.
set color temperature of display according to time of day
Flags it lists
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-O -
-P -
-V -
-b -
-c -
-g -
-h -
-l -
-m -
-o -
-p -
-r -
-t -
-v -
-x