transset(1) on Linux
The text 2e1ab07b8636, as Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
Set transparency on a window
Flags it lists
-
--actual -
--click -
--dec -
--help -
--id -
--inc -
--max -
--min -
--name -
--no-regex -
--point -
--toggle -
--verbose -
--version -
-V -
-a -
-c -
-display -
-h -
-i -
-m -
-n -
-p -
-t -
-v -
-x