1)   MarshallSoft GPS Component for C/C++ 2.0
GPS component C/C++ (.NET) library toolkit reads and decodes standard GPS NMEA 183 sentences from the RS232 serial port; computes great circle distances and bearings. Runs as a background thread unattended. Works with C++,VC.NET,C#,MFC,C++ Builder.

 2)   MarshallSoft GPS Component for Visual Basic 1.4
GPS component VB library toolkit reads and decodes standard GPS NMEA 183 sentences from the RS232 serial port, as well as computes great circle distances and bearings. Runs as a background thread unattended. Works with Visual Basic and VB.NET.

 3)   TomTom and Garmin GPS Voice 1.2
Did you know you can change the voice in your GPS? pigtones.com gives you TOM TOM or Garmin GPS. Chose your favorite character, From Arnie the Govenator, George Bush, even ELVIS. Warning, Do not drive with out a sense of Humor! Get a Free voice now.