Waze: Community GPS navigation - Waze is a free, 100% user-generated, social navigation app that allows drivers to build and use live maps & real-time traffic updates to improve their daily commute
MapMe allows mobile users to locate their position via GPS. If the users move beyond specific range or distance, the application will automatically display the location on a map
Google Map Address Book - An address book to store locations for Google Map so that you don't have to hit the recently used keyword list from google search bar every time
Worldwide advanced local weather forecast from Windguru.com. Better local forecast than your national forecast! Support for Winduguru Pro accounts and all forecast models: GFS, NAM, HRW, WRF, and NWW3. Support all screen sizes (small devices to tablets)
InstaMapper is a free service that allows you to track a person or vehicle online in real time using a GPS-enabled mobile phone.
To use InstaMapper, you create a free account. Registration takes only a minute or two. All it is asked for is a username, password, and a valid email address.
Next, you install a small application on your GPS-enabled phone
Android Location is your free, location-aware, mobile social network.
Meet real world friends. Reveal your location, befriend, and chat with people around you.
Using location-based technologies, Android Location lets you see where your friends are and what they are up to, in real time. Meet people around you. Discover who visits your favorite places
BlueGPS4Droid is an application for using an external Bluetooth GPS on Android devices.
The application starts a service, then connects to a Bluetooth device (NMEA GPS) and creates a mock GPS provider which can be used to replace the internal GPS.
It's also possible to log the external GPS NMEA data in a file on the device