WiFi Map - A crowdsourced list of routers and passwords
wifiphisher - Fast automated way to get the password to a WPA wifi network
Instabridge - Crowdsourced free wifi (now on Android)
WifiMapper - Find free WiFi anywhere in the world
Workmode - Find the best places to work remotely from, near you
Café Wifi - Find a space with some coffee and connectivity to get your work done.