Blog

On this page I’ll post updates (currently 192) on my projects, about the technologies used interesting additions to my collections (mainly art). An overview of the last blog posts is available at Projektemacher.org.

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Tomy Puckman: Pac-Man before the Name Change

Another handheld console, though not quite as old as the last one…

Post updated: AI - Software Refactoring

Updated on Wednesday, October 21, 2026

Brutalist Architecture in Bad Driburg

From the informal series on spa towns: The photos from my penultimate visit are now back from the lab…

AI for structural metadata

The Kinderbücher (children’s books) now have structural metadata…

IIIF 3D

This blog has also featured 3D models for about 2.5 years. They can now also be viewed via IIIF (V4) in manifests.

Post updated: HDR images in the browser

Updated on Friday, October 16, 2026

Post updated: Metadaten für Software

Updated on Tuesday, October 13, 2026

Post updated: hdr-canvas 0.1.0 published

Updated on Tuesday, October 13, 2026

Art Deco architecture in Bad Nenndorf

As you get older, you find yourself visiting places you wouldn’t even have thought of ten years ago. In recent years, these have increasingly been spa towns.

Colour etching by Mehmed Güler (1944-)

I bought a colour etching by Mehmed Güler (1944–) (on artnet)…

Post updated: Fliiifenleger - an IIIF experimental platform

Updated on Wednesday, September 9, 2026

Post updated: Digital "Lost Places"

Updated on Tuesday, August 25, 2026

Poor infrastructure

Today I was travelling by train between Hanover, Paderborn and Göttingen…

A Note from Us: Updates Now Included in the Overview

Many of the articles on my blog are updated from time to time—for example, in response to reader feedback, new research findings, or when projects or software have evolved. Since there have been more and more of these updates in recent months (and I’ve published fewer regular posts), the updated posts are now also listed in the post index by their update date.

Never Built Göttingen in 3D

Following the launch of “Never Built Göttingen” in spring 2025, a new 3D visualisation is now available.

Post updated: "Patching" OpenStreetMap data

Updated on Sunday, August 9, 2026