WiFi Map - A crowdsourced list of routers and passwords
OpenCellID - OpenCelliD is the largest Open Database of Cell Towers & their locations. You can geolocate IoT & Mobile devices without GPS, explore Mobile Operator coverage and more!
Instabridge - Crowdsourced free wifi (now on Android)
Proxidize - Proxidize is the world's premier self-hosted 4G mobile proxy solution! With Proxidize at your fingertips, building a 4G mobile proxy network of any size is a breeze - absolutely no technical expertise required, we got you covered!
Get Free Fucking WiFi - Find the best fucking WiFi just around the corner.
CellID Finder - Find a cell phone location using LAC/CellID, GSM BTS coordinates