Waircut - Free network audit app
Blueman - Blue Man Group will rock your world and blow your mind. Experience a spectacular journey bursting with music, laughter, and surprises.
Ekahau HeatMapper - The Free Wi-Fi Coverage Mapping Site Survey Tool
WIDCOMM Bluetooth Software - WIDCOMM BLUETOOTH is a free BT stack which will allow you to connect your computer with others...
iBwave Wi-Fi - iBwave Wi-Fi software suite brings smart networking solutions to enterprise, education, hospitality, transportation, retail, office, healthcare, public venues, and residential wireless networks.
BlueSoleil - The best Bluetooth driver/Bluetooth software for Vista, Linux, WinCE.