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Here is the source code for 2 of the routing engines that are used: https://github.com/Project-OSRM https://github.com/Project-OSRM https://github.com/graphhop

by rmc 12y ago

Here is the source code for 2 of the routing engines that are used: https://github.com/Project-OSRM https://github.com/Project-OSRM https://github.com/graphhopper https://github.com/graphhopper