xinput_calibrator(1) on Linux
The text 3abc1cbc9519, as Debian 13 (Trixie) shipped it. The page shows this text now.
A generic touchscreen calibration program for X.Org
Flags it lists
-
--device -
--fake -
--geometry -
--help -
--list -
--misclick -
--no-timeout -
--output-filename -
--output-type -
--verbose -
-h -
-v