Hi all,
After some work (see here: https://pyra-handheld.com/boards/threads/the-pandora-port-request-thread.40958/page-35#post-1436192), I finally managed to port Jesse Smith's OpenSSN 1.4 to the Pandora:
http://openssn.sourceforge.net/index.php
Grab it on the Repo while it's hot ...