What it does
Cologne's open-data portal provides datasets, series, publishers, applications and practical guides.
The series route helps identify related releases rather than treating every file as an unrelated dataset. Its use conditions provide context for taking municipal data into another project.
Best for
- Finding Cologne municipal data and related release series
Sources
- Offene Daten Köln | Offene DatenKöln (Oct 26, 2026)
- Nutzungsbedingungen | Offene DatenKöln (Oct 26, 2026)