lobid-organisations is a comprehensive directory of over 20,000 memory institutions (libraries, archives and museums) in Germany, Austria, and Switzerland.

The data is provided as structured data (JSON-LD) via a web application programming interface (API) with an intuitive user interface on top. Multiple options for querying the data are supported.

The source data sets for this service are the German ISIL registry and the base data from the German Library Statistics (DBS).

This service is developed as open source software on GitHub, where you can find technical details, report issues, and contribute to the service.

Universitätsbibliothek Mainz
(Source: Frau Weiss / Buchbinderei der Universitätsbibliothek, Wikimedia Commons, CC BY 3.0)