JTossim is a Graphical User Interface (GUI) to TOSSIM, the TinyOS simulator. It allows to define simulation parameters (like radio settings and network topology) and provides different visualization of the results of simulations.
Dick's SpeedTouch-O-Matic - (check the new website) a PHP webinterface to configure NAT settings (portmapping) on (Alcatel/Thomson) Speedtouch modems. You can even manage your NAT settings remotely, and open complete port ranges easily.