Garmin ActiveTrack(NVM) to GPX

This web app was release in conjunction with my GF’s birthday.Happy Birthday Darling!!

Garmin Active Track (GARMIN_ATRK.NVM) contain users’ tracklog. Tracklog could be use to improve open maps such as malfreemaps.com .If you have problems exporting GARMIN_ATRK.NVM through Mapsource or doesn’t have mapsource installed,this web app will help you.

GARMIN_ATRK.NVM to GPX

WARNING: This web app ONLY accept Garmin’s Active Track.

Download the source here (GPL)

*Special thanks to an unknown Russian who figure out the formula and MalFreeMaps for the free maps.MFM ROCKS!!


9 Responses

  1. Benny Says:

    Hi,

    It is great that u make this utilities. However, it is not working with my Garmin Mobile PC, which is like the Que. I used the GARMIN_ATRK.NVM and the saved track GARMIN_STRK.NVM also got error.

  2. admin Says:

    may i know what’s the error that you got?

  3. j Says:

    my error using your app is:

    Warning: unpack() [function.unpack]: Type L: not enough input, need 4, have 0 in /home/zyraxnet/public_html/gps/garmin/gpx.php on line 42

    Warning: Cannot modify header information – headers already sent by (output started at /home/zyraxnet/public_html/gps/garmin/gpx.php:42) in /home/zyraxnet/public_html/gps/garmin/gpx.php on line 108

    Warning: Cannot modify header information – headers already sent by (output started at /home/zyraxnet/public_html/gps/garmin/gpx.php:42) in /home/zyraxnet/public_html/gps/garmin/gpx.php on line 109
    ACTIVE LOG 001 300 2008-02-21T00:08:39Z 300 2009-07-24T15:48:01Z 29959.2 1989-12-31T07:59:59Z -1497.6 1989-12-31T08:00:00Z

  4. joe Says:

    i’m having the same error message too

  5. deeen Says:

    sori bro cannot laa…

  6. rick hunter Says:

    made a cli version. (php or python beter)

  7. rick hunter Says:

    HOW CAN CONVERT GARMIN_WPT.NVM?

  8. admin Says:

    you could make a form and post to the php file.But based on the comments above,it may not work with all of GARMIN_WPT.NVM

  9. Sergey Says:

    This allows to extract both way points and track:
    http://invandy.nm.ru/soft/nvmtool/nvmtool.htm (zyrax warning:Link MIGHT contain spybot.)

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