disco(1) on Linux
The text e8f05c38c566, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch) shipped it.
Mono's Web Service Discovery Tool
Flags it lists
-
-nologo -
-nosave