Sorry I did not find a free source, but it has a 30 days trail. is a community where you can find all needed for your GPS. There is a complete description on Navteq geometrical(map) format here : The idx is similar to url, do not panic if you hit with some weird symbols. Map Update for PCM 3.1 Navigation The latest 2018/2019 EUROPE. The headers are very long so they can not be fitted here but I have took a picture from one of them (url extensions). Porsche DVD GPS 2018-2019 6.5.1 PCM3.1 EUROPE NAVIGATION. In order to add a new POI just take a look at those already exist in your files! You may add your own POI spot(s) easily by editing your POI files (idx,url) which exist in your navigation DVD or your USB depending on your hardware, the format is described at the beginning lines(check the following picture), they are easy plain ASCII files describing a table with fixed bytes as columns. But of the free software available, it provides one of the best methods for backing up map data and using it in different contexts.NAVTEQ stores maps and POI (point of interest, like hospital,hotel,restaurant,bar.) in different file formats. That's not strictly what it was made for, though: MapSphere was developed as a way of sharing 'tracks' – GPS trails around areas – and sending real-time GPS data to the web. MapSphere is a great way to use Yahoo Maps, OSM and, using an extension, Google Maps – with GPS support on any machine. This is available from to download from here. You'll need to have the free tool SendMap too. The same command with the parameter -upload transfers a converted map to a connected device. GroundTruth is a command-line application that converts OSM files.Įntering the command groundtruth makemap (with appropriate parameters) creates Garmin readable maps from OSM XML sources. You'll need to export your map in OSM format, then convert that XML data into a Garmin-supported MP file. There's a more comprehensive guide at the OpenStreetMap Wiki, which features a list of supported units. The OpenStreetMap format can be converted for use with most Garmin GPS devices. You can also create your own standalone embedded HTML maps for inclusion on websites. The export dialog enables you to output maps in OSM's own XML format, as Mapnik bitmap images tiles or as an Osmarender SVG format image (a vector file).

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