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Author Archives: Peter

Experiments with GraalVM native images (2/2)

The previous blog post was about the “normal way” of using GraalVM native images. In this blog post I use it to run Java code on Android without the usual limitations of “Android Java”. I.e. the Java code can be JDK 11 and include arbitrary libraries which is usually not possible when using Dalvik or […]

Experiments with GraalVM native images (1/2)

This blog post is about the experience I made when compiling the GraphHopper routing engine to a native executable using GraalVM. The GraphHopper routing engine is an open source project that uses the road network from OpenStreetMap and is able to calculate routes from A to B very fast and offers other features like isochrone […]

happy birthday balloon

Birthday and Stars

Today the GraphHopper routing engine turned 8 years. It has now over 2500 stars at GitHub and together we pushed over 4300 commits with contributions from over 80 contributors – thanks a lot! See here for the first commits and read the blog post about the new release 1.0. Additionally we invested into our other […]

February News from GrahHopper

Ending support for TLS 1.0/1.1 From March 4th, 2020, all requests to the GraphHopper Directions API must use HTTP over TLS (HTTPS), with support for TLS 1.2. We’ve decided to make this change in the best interest of our customers. This way we can ensure the security of data in transit and stay up to […]

December News From GraphHopper

Thanks to all our customers and users who challenge us daily to make our services and open source projects better. Just take a look at our newsletters and see what we have achieved in just one year. I’m really proud to be part of the GraphHopper team and that we have created an independent company […]

Routing API: Using Path Details

With the GraphHopper Directions API it is easy to calculate the route from A to B including multiple intermediate waypoints. Our customers often use the Route Optimization API to get an optimized order of many deliveries. To deliver your packages or services in real world you additionally need a navigation application where you need turn […]