ctwm(1x) on Linux
The text 13ba32126500, as Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch) shipped it.
Claude's Tab Window Manager for the X Window System
Flags it lists
-
-K -
-W -
-cfgchk -
-display -
-f -
-info -
-k -
-n -
-s -
-v -
-version -
-w