We wish to thank:

www.raspberrypi.org
openrouteservice.org/
www.websitebaker.org
www.beesign.at
www.goingelectric.de/forum
speakev.com
www.bayernwerk.de
www.emfm.de
www.ahm-mueller.de
www.clickandprint.de
www.e-wald.eu
www.schloeffel.de
www.gerich.info/
www.etoureurope.eu
meggsimum.de/webkarte-mit-gps-track-vom-sport/
leafletjs.com/
ows.terrestris.de/
www.openstreetmap.org
harrywood.co.uk/maps/examples/openlayers/marker-array.view.html
openlayers.org/
osmand.net/

"Many thanx" to Benjamin, who implemented the software in his charging station too. Due to his input the software got "even better" :-)
ev.nanometric.de/

and a very, very special "thanks a lot, mate" to

Christian Ketzer

without him, this would never have been possible ...