Glympse - Glympse is the easy way to safely share your location in realtime. No sign-up needed.

Printmaps.net - Make high-dpi maps for print applications within minutes, using the Printmaps editor. Put custom geo data such as routes or shapes onto your map, or geocode hundreds of addresses to populate your map with POIs.

Mapple.me - Mapple.me bridges the gap between available time and availability of friends to increase social...

YourMapp - YourMapp lets you turn your custom maps into an interactive app.

OwnTracks - Cross-platform location sharing

Google Maps - Find local businesses, view maps and get driving directions in Google Maps.