Valhalla is great (I've contributed a few patches and run it for a while)! Also check: http://project-osrm.org/ http://project-osrm.org/ https://www.graphhop

Valhalla is great (I've contributed a few patches and run it for a while)! Also check: http://project-osrm.org/ http://project-osrm.org/ https://www.graphhopper.com/open-source/ https://www.graphhopper.com/open-source/