cvs -- Concurrent Version System (based on RCS)
fossil -- distributed version control system
rcs -- Revision Control System (single-file)
+-[ NOTE ]-----------------------------------------------------+
| git and svn are also installed on the server, but they are |
| not available to ARPA users. |
+--------------------------------------------------------------+
finch -- messaging client (CLI frontend to libpurple)
gkermit, kermit -- transfer files via the Kermit protocol
nn -- net news reader
sic -- IRC client
silc -- Secure Internet Live Conferencing client
snarf -- all-purpose downloader
weechat -- IRC client
xaric -- IRC client