Registration and Licenses

prometheus is a non-commercial image archive. prometheus does not make any profit and is supported by the non-profit Association prometheus e.V.. License fees are not charged on the images, but are used exclusively to cover operating and personnel costs as well as the continuous development and maintenance of the applications.

» List of licensed institutions
A list of all institutions licensed in prometheus.

There are different ways to use prometheus. We offer the following licenses:

Single licenses

If you cannot use prometheus through an institution with a license, you have the possibility to purchase an individual license.

30,- €/year if you pay via PayPal; 45,- €/year if you pay via invoice.

» To registration

Members of the Deutscher Verband für Kunstgeschichte e.V. receive a 50% discount on the license fee. Please contact the office of the association first: Afterwards you will receive an e-mail from us with information about the payment process via PayPal or invoice.

Licenses for institutions

We offer different licenses for universities, museums, schools, etc.. This allows all members of a licensed institution to use prometheus on the computers within the unlocked network. Furthermore, there is also the possibility to search the image archive via personal access, anytime and anywhere.

Discounted licenses via the Hochschulbibliothekszentrum (HBZ) for domestic libraries and universities

Contact details Hochschulbibliothekszentrum NRW:

Digital Content Department, Jülicher Straße 6, 50674 Cologne, Germany.
Phone: 0221 400 75 300

Licenses for other institutions (via the prometheus office)

Schools, museums and institutions from abroad please send a request to the prometheus office:
Phone: 0221 470 4476

All institutions that have purchased their own license or are part of a campus license can also request administration access from the prometheus office free of charge.

Please fill out the following Application and send it signed to

With this access you are authorized to set up or activate “personal accesses” for the teachers and students of your institute on your own responsibility. The administration access should – if possible – be managed by a staff member of the institute (e.g. library).

We will be happy to answer your questions about the functionalities by e-mail or telephone.