what3words - Geocoding system for the simple communication of locations with a resolution of 3 m
Snazzy Maps - Simple & Free To Use Themes for Google Maps
OpenStreetMap - OpenStreetMap is a map of the world, created by people like you and free to use under an open license.
Stamen Maps - Turn any OpenStreetMap location into a watercolor painting
Pataa - Pataa simplifies your long complex address into a unique short code that is easy to share & navigate. Mark landmarks & guide address with your recorded voice.
MapStyle - MapStyle is a huge library providing a plethora of options for styling the map with detailed customization support.