CompactBSD is a powerful set of tools that allow you to build your own customized,
lightweight distribution of OpenBSD and then burn it onto
compact flash so that it can be run on an embedded PC platform such as FatPort's
FatPoint (www.fatport.com)
Mini OpenBSD Router/Firewall/Gateway
with openssh, altqd, pfctl (firewall+nat), routed, snmpd, oidentd, simple shell menu config,multi user & wireless support. Fit on 8MB flashdisk & 24 MB ram.