Linux makes a great platform for deploying diskless workstations that boot from a network server. The LTSP is an open source project to create the administration tools that will make setting up a diskless Linux workstation easier.
qccat is a nicely polished CueCat output parser for shell scripts and other command-line applications. It is written in Perl and includes a fairly complete set of options for dealing with 'Cat datastreams.
SERVID is an intellegent RS232 video terminal
(4x20 character display) in one chip; the Ubicom
(formerly Scenix) SX microcontroller. Using only
some resistors, the program generates NTSB or PAL
video signals via software (bit banged).