"Bibliographic Services" data service
Short URL: http://www.dnb.de/EN/dataservice
The German National Library offers the following ongoing and retrospective datasets in machine-readable formats via WWW or FTP:
- Deutsche Nationalbibliografie
- New Release Service
- German Union Catalogue of Serials (ZDB)
- Integrated Authority File (GND)
The data is supplied in MARC 21, MARC21-xml, RDFxml (not available for all data) and DNB Casual (for bibliographic data only) formats. A contract must be entered into in order to obtain data in the formats MARC 21 and MARC21-xml. The provision of data in these formats is subject to fees. The Deutsche Nationalbibliografie series and the New Release Service are also available in ISBD format in HTML or PDF versions.
- Complete deliveries under CC0 1.0 licence
- Download of individual data records
- Test data
- New developments regarding data services and information on format changes
- Further processing of metadata
- Overview of costs
Complete deliveries under CC0 1.0 licence
The following data are available free of charge under a CC0 1.0 licence (see Terms of purchase and use).
Most of the ZDB (available in German only) holdings data can also be re-used free of charge. The actual license status is indicated in the data records themselves.
|Full copy |
(updated: October 2014)
|Provision (update)||Formats||Number of data records / size of data (zipped)|
|DNB bibliographic data |
(up to and including bibliographical entry 2012)
|February||MARC 21||approx. 12.4 million / approx. 2.6 GB|
|DNB bibliographic data*||February, June, October||RDFxml & |
|approx. 11.3 million / approx. 1.1 GB|
|Integrated Authority File (GND)||February, June, October||MARC 21||approx. 10.5 million / approx. 1.1 GB|
|RDFxml & |
|approx. 0.7 GB|
|ZDB bibliographic data||March and September||MARC 21||approx. 1.7 million / approx. 400 MB|
|RDFxml & |
|approx. 160 MB|
|ZDB holdings data||March and September||MARC 21||approx. 13.6 million / approx. 995 MB|
*Limited to bibliographic data for which an RDFxml version is available.
Please mail Data Services for the relevant log-in data to obtain a complete delivery in MARC21 or MARC21-xml format, stating the required option.
The basic data holdings of the bibliographic data of the DNB and the ZDB plus the Integrated Authority File (GND) are available for download (available in German only) free of charge in RDFxml and RDF/turtle format under CC0 1.0 licence as part of the Linked Data Service.
The data is updated using the chargeable weekly data service provided via the WWW or FTP server (MARC 21 and XML formats) or via the OAI interface (XML format only).
Download of individual data records
Individual data records may also be obtained:
- via SRU-Interface
- via the Data Shop (available in German only)
- via ISBN selection (on the basis of a structured ISBN list)
New developments regarding data services and information on format changes
Further processing of metadata
Overview of costs
Last update: 24.10.2014