wikimedia-commons_copyright-templates

Extract and analyse usage of PD-like templates for Wikimedia Commons files

This repo….

Purpose of this repo

This repo can help you to identify potentially public domain (PD) or PD-like license templates in Wikimedia Commons files:

These templates are often indicative of public domain status, but not explicitly tagged as such. The script extracts them, alongside simplified creation/publication dates, for review and documentation purposes.

Background, why did we make this repo?

Who canm benefit?

Application 1: Media from Delpher

For Category:Media from Delpher : Free to use? Exploring public domain claims in Wikimedia Commons files sourced from Delpher (May 2025)

Technical notes

For all technical background info reg Pythion sctiopts, data and visialisations, see technical notes

License:

Contact

Portrait of Olaf Janssen in 2018.

Logo of the KB, the national library of the Netherlands

Olaf Janssen is the Wikimedia coördinator of the KB, the national library of the Netherlands. He contributes to Wikipedia, Wikimedia Commons and Wikidata as User:OlafJanssen. ORCID: 0000-0002-9058-9941.