OpenStreetMap
martien-176
- Mapper seit:
- 11. April 2019
- Letzte Kartenbearbeitung:
- 12. September 2025
Hi, my name is Martien from The Netherlands, retired IT freelancer.
I am a volunteer mapper and validator for the Humanitarian OpenStreetMap Team.
My focus is on quality control and assurance. I am active in the HOT Training / HOT Quality Control & Assurance and the Validators Endorser Team.
HOT voting member.
I created these JOSM mapstyles:
Github and HOT OSM Slack display name: @martien-176
Neuste Blogs
Introduction Humanitarian Openstreetmap Team (HOT) is an international team dedicated to humanitarian action and community development through ope...
OSMCha (https://osmcha.org/) was down and i felt crippeled. This tool has become an essential part of my workflow lately. So to be prepared for th...
As a validator and #Slack validation channel visitor I am regularly confronted with complaints from fellow validators about the sometimes bad quali...