viking(1) on Linux
The text 300eeb2c7f56, as Debian 12 (Bookworm) shipped it.
program to manage GPS data
Flags it lists
-
--debug -
--external -
--help -
--latitude -
--longitude -
--map -
--verbose -
--version -
--zoom -
-? -
-V -
-d -
-e -
-m -
-v -
-z