dia(1) on Linux
The text de3e0a7098bd, as Debian 13 (Trixie), Debian 12 (Bookworm) shipped it. The page shows this text now.
a diagram drawing program
Flags it lists
-
--credits -
--help -
--list-filters -
--nosplash -
--version -
-c -
-h -
-n -
-v