Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

Open Location Code is a library to generate short codes, called "plus codes", that can be used as digital addresses where street addresses don't exist.

Flexible tool to build planet-scale vector tilesets from OpenStreetMap data fast

jsprit is a java based, open source toolkit for solving rich vehicle routing problems

Etherpad Open-Source Repository

The map matching functionality is now located in the main repository https://github.com/graphhopper/graphhopper#map-matching

Java map matching library for integrating the map into software and services with state-of-the-art online and offline map matching that can be used stand-alone and in the cloud.

Create custom vector tiles from OpenStreetMap and other data sources with Postgis and Java.

This project is no longer maintained. Visit https://github.com/kiegroup/optaplanner-quickstarts to see how to integrate OptaPlanner in your application.

A simple app to create georeferences notes.

MapAnalyst: The Map Historian's Tool for the Analysis of Old Maps

Analytics framework for historic VGI datasets

Map-matching of a track on a network with Hidden Markov Model