hebcal(1) on Linux
The text 113fc604d80d, as Debian 3.1 (Sarge) shipped it.
a Jewish calendar generator
Flags it lists
-
-D -
-H -
-I -
-L -
-S -
-T -
-Y -
-a -
-c -
-d -
-e -
-h -
-i -
-l -
-o -
-r -
-s -
-t -
-w -
-y