wardrive!

NetStumbler is a tool for Windows that allows you to detect Wireless Local Area Networks (WLANs) using 802.11b, 802.11a and 802.11g. It has many uses:Verify that your network is set up the way you intended, find locations with poor coverage in your WLAN, detect other networks that might be causing interference with your network, detect unauthorized "rogue" access points in your workplace, help aim directional antennas for long-haul WLAN links & use it recreationally for WarDriving.Does not work well with Win7. This software has not been updated in years and harkens back to Win Vista days. »

Want to monitor your area networks? Identify and troubleshoot issue with your home, small office or enterprise network? Gather useful information about your network performance? Are you simply in search of an elegant replacement of the default OSX wireless utility? You've just found your ideal tool!

If youre tired of clicking around trying different Wi-Fi connections to find one that works - You want WeFi.

WiGLE (Wireless Geographic Logging Engine)

Rotten WiFi is public wifi and 3G Watchdog. We help to find the best public wifi places & avoid rotten one. Use Android, iOS or Web apps. We measure not only technical data, but also client satisfaction level using Net Promoter Score (NPS).

WiFiFoFum is a great mobile WiFi scanner and wardriving tool that scans for 802.11 wireless (WiFi) networks and displays information about each network it detects, including: SSID, MAC, RSSI (signal strength), channel, AP mode, security mode and available transmission rates.

G-MoN is a powerful WarDriving scanner. It scans for all WiFi networks in range and saves the data with GPS coordinates into a file on your sd card. You can create a kml file to watch them in Google Earth. It shows you the encryption, channel and signal strength.

Finding a free WiFi network while on vacation can be a nightmare. Using advanced GPS technology, WiFinder scans and places all networks on a map. While walking or driving, WiFinder will automatically update the location of networks if it finds a position that will provide a better signal. Open networks are clearly marked with a green dot, and closed networks with a red dot. Simply throw the laptop on the passenger seat before leaving the house!