Thursday, November 19, 2015

Routing engines

pgRoute


  • Open source. GPLv2.
  • Add routing extensions PostGIS (SQL extension functions).
  • osm2pgrouting converter implemented in C: very limited by the available memory.
  • Complex database model.

Gosmore


  • Open source. BSD.
  • C.
  • No project activity?.

osm2po

  • Free, not open source.
  • Java.
  • Stores the data on PostGIS (single table model).
  • Includes a customizable converter via custom Java code.
  • Built-in mini Web server with map and routing UI.

GraphHopper

  • Open source. Apache license.
  • Java.
  • Loads the graph on memory directly form OSM distribution files.
  • Subprojects: web server, map matcher, ...
  • The fastest? (article).

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