Hacking for Open Education

Blog

Just calling it Open was not enough — so we built iton Nostr

24 August 2026

A year ago I wrote Just calling it Open is not enough, an essay about why public education infrastructure keeps reproducing the lock-in mechanisms of commercial platforms, and why the Nostr protocol could be a way out. The argument in a nutshell: The openness and collaboration we demand and desire could not previously be implemented technically without leading back to centralization.

Just calling it Open is not enough (German Version)on Nostr

04 June 2025

Wie kann Nostr helfen, den Herausforderungen öffentlicher Bildungsinfrastrukturen zu begegnen?

Just calling it Open is not enough (English Version)on Nostr

04 June 2025

How can Nostr help to tackle challenges in public and open education infrastructures?

Nostr ♥️ RDF - Bringing Linked Data to the Nostr Worldon Nostr

15 July 2023

I want to propose a way on how to standardize metadata sent along with the tags attribute. For this I suggest the use of Linked Data technology to make it easy for developers and applications to use data from different…

Bitcoin Library - Educational Resources and Their Metadata as Actors on Nostr

18 March 2023

(scroll down for german-version)

NOSTR - Experimenting with Relays and nostr-tools

11 March 2023

TL;DR: Meine Erfahrungen beim Aufsetzen eines NOSTR-Relays auf Basis von nostream und erste Interaktionen mit nostr-tools. Fazit: Super easy aufzusetzen und aufgrund des simplen Protokolls einfache Entwicklung von…

Bitcoin, OER and Value For Value

08 February 2023

(Ist noch work in progress)

RDF-Reasoning over Linked Curricula

12 October 2022

Scroll down for german version

Vocabularies used in Europass

16 June 2022

Long time no see!

JOINTLY Sommercamp 2021

01 August 2021

Vom 23.08. bis zum 25.08. fand das diesjährige Jointly-Sommercamp statt. Neben dem Austausch über aktuelle Entwicklungen, Ideen und Konzepten stand auch dieses Jahr wieder ein Hackathon auf der Agenda. Besonders im Fokus…

RDF star and SPARQL star tried out

13 March 2021

This blog post is still a bit in progress, but I had to put it out here!

Linking the WLO-Data

03 December 2020

Some time has passed since the last post and quite some things have happened. The wirlernenonline-project has published a data-dump of its index and I want to take this as a basis and show, what great things we will be…