Onleihe by ekz

DATAGROUP Referenz Onleihe Gebäude von innen

Onleihe is the leading digital library platform for eBooks, eAudio products, eVideos, ePapers, eMagazines, and eMusic in Germany, and is used by more than 2,600 libraries. Library customers can use it to download and rent digital media.

Within the context of this project, DATAGROUP developed the new Onleihe backend and the frontend for the e-reader, Tolino. Another focal point was the development of apps for Android, iOS, and Windows, as well as the web portal.

IT-Outsourcer DATAGROUP Referenz Onleihe, Logo


Stefan Dreher
T +49 711 620 30 333

„DATAGROUP Mobile Solutions presented the best offer and won the comprehensive bidding process for this innovative project. For us, the decisive factors were DATAGROUP’s proven expertise in the area of user interface design as well as their experience in mobile solutions.“

René Hirsch, Manager IT ekz.bibliotheksservice GmbH

About ekz

As a leading library supplier and full-service provider in Germany, ekz.biliotheksservice GmbH is an innovator and co-creator of this space. Equipment, media, continuing education, and consulting – ekz provides everything from a single source. Together with its customers, the company develops exciting, practice-oriented products and services that allow libraries to prepare for the responsibilities and challenges of today as well as tomorrow. With Onleihe, ekz offers the leading digital lending platform for libraries in Germany. Via their library’s Internet portal, customers can rent eBooks, eAudio products, eVideos, ePapers, eMagazines, and eMusic – on their mobile device around the clock.

Onleihe in Numbers

13 million






50 million

Potential Users