Gpxer — GPX to PNG tool

Features

Fast and memory effective — you can draw even 10 000 px × 10 000 px image without going Out of Memory!
Accurate canvas calculations.
Tested with thousands of real world GPX tracks!
Compression support.

Perfect for batch rendering! See waypoint.in/routes for real world example.

It can't (yet):

output any statictics;
draw any charts;
color heights on lines;

Download

Pre-compiled binaries — but you should install libmagickcore5 or something to make them work
Git repository: git clone http://komar.in/git/gpxer/ (or use github)
Release sources in tarballs

Building

First you need to get:

an OCaml compiler >= 3.11;
GNU Make;
findlib for ocamlfind command;
extlib for OCaml;
imagemagick for OCaml >= 0.34 (don't forget to install libmagickcore-dev or something);
xmlm for OCaml;
curl (not a library, just /usr/bin/curl).

Then simply run

make
sudo make install

Usage

gpxer.opt < /path/to/file.gpx

Read gpxer -h for more information.

Special thanks

In Ferbruary 2015 development was sponsored by Fastport. Thanks!

Copyrights

The gpxer itself is free software and distributed under GPL 3.

Default maps tiles — http://{s}.tile.opencyclemap.org/landscape/{z}/{x}/{y}.png — is © Thunderforest and the map data is © OpenStreetMap contributors. If you are going to distibute the rendering results, please place the attribution by yourself. I hate copyrights over the picture, so I don't force my software to draw it.