"xPrintServer fills the gap between the productivity of iPads and iPhones and the inability to print from those devices to office networked printers.
As small as any iPhone, xPrintServer leverages Lantronix' patented technologies, along with open industry standards to enable wireless printing to nearly any printer attached to a network. No software. No apps to buy. No configuration necessary."
"Ekahau HeatMapper is a free software tool for quick and easy coverage mapping of Wi-Fi (802.11) networks. It's the only free, easy-to-use tool that shows, on a map, the wireless network coverage in your home or small office. HeatMapper also locates all access points."
In addition to the free software, paid laptop and portable versions are available, with and without wireless cards and other hardware.
"Gow (Gnu On Windows) is the lightweight alternative to Cygwin. It uses a convenient NSIS installer that installs over 100 extremely useful open source UNIX applications compiled as native win32 binaries. It is designed to be as small as possible, about 18 MB, as opposed to Cygwin which can run well over 100 MB depending upon options."