Weather Seitlax

Ambient Weather (choose internet version of VWS)
Weather Display
Weather View 32
WSWin32 (english and german)
Henriksens 1-Wire
MisterHouse (home automation and weather)
WeatherUpdate (free - upload only, no graphing)
FreeWX
Davis WeatherLink (5.4 or higher)
New! WeatherLink Weather Underground Expansion Module (necessary for WeatherLink 5.5.1 and higher, click to download) (Help)
OLD WeatherLink Weather Underground Expansion Module Only for Weather Monitor II stations (necessary for WeatherLink 5.5.1 and higher, click to download) (Help)
WxSolution
WUHU / Heavy Weather Uploader Works with heavy weather, and a few other software packages.