geospatial

openstreetmap Sep 13, 2026 6 min read

Your First OpenStreetMap Edit: Add a Verified Website with JOSM

Make a careful first OpenStreetMap edit with JOSM by adding a verified website to a nearby shop or amenity. This beginner-friendly walkthrough covers filtering data, checking official sources, using Website Wizard, and uploading an honest, reviewable changeset.

by ahsan

#geospatial #josm #open data #open-source #openstreetmap

technical guides Jul 06, 2026 7 min read

Building a Real-Time Map of Great Britain’s Rail Network (Without Losing Track of the Data)

Real-time rail maps combine static geospatial geometry with streaming train updates, rendering moving markers smoothly on top of cached map tiles. This article walks through the pipeline, rendering approach, and performance pitfalls that make live train visualization feel reliable.

by ahsan

#geospatial #mapping #rail #real-time #websockets