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Graphhopper Directions API News October

A long silence for a young company can mean many different things. In our case it only means that we further concentrate on making our products better! We are very happy to improve the GraphHopper Directions API every week and keep you up to date with this newsletter. We improved the Route Optimization API in […]

GraphHopper Routing Engine 0.8 Released

We are proud to release version 0.8 of our open source GraphHopper routing engine! Here is the polished snap-to-road feature in two screenshots: A big thanks goes to all of our contributors and translators! To become a contributor see our contributing guidelines and e.g. the good first issues. Read here to see how to become […]

The daily bug hunt

Yesterday we got a support request that a certain route request fails and just says ‘route not found’. We wanted to quickly reply that the open source routing engine has an option where you can reduce to a sufficient minimum, but as it turned out he meant the hosted GraphHopper Routing API where we already […]

How to model multiple delivery routes with a single vehicle?

Introduction In this tutorial we are going to show you how to model a vehicle routing problem with vehicles that can have multiple return trips to the depot. For example, let us assume you have 2 drivers that have a car much like the one on the figure below. It has an electric motor so […]

GraphHopper Meeting Berlin, July

On 13. July, Wednesday, from 16:00 to 17:30 we’ll hold the first GraphHopper meeting at Beuth University, Haus Bauwesen, room D 451. We’ll have the following topics: Introductory talk about the GraphHopper routing and current development You are invited to show us your projects based on GraphHopper. Hands on workshop, where one of the topics […]