Welcome to the RUB Library Portal

Important change since 16 March 2026: Access to the University Library in the evenings and on weekends will only be permitted with a valid library barcode (RUB Bib App)

Opening hours

Monday to Friday	8 am to 11 pm
Saturday to Sunday	10 am to 7 pm

Information/service desk

Monday to Friday	8 am to 5 pm
Saturday	10 am to 3 pm

Welcome to the RUB Library Portal

>>> Our opening hours

RUB Primo Catalog

Latest News

Tree with fall leaves

Ceramic female torso and vase on a red background I (c) Natalie Rosenkranz I AI-generated

Builder's helmet

Tree with fall leaves

Day of the German Unity: The University Library is closed on October 3, 2026

Read more … Day of the German Unity: The University Library is closed on October 3, 2026

Ceramic female torso and vase on a red background I (c) Natalie Rosenkranz I AI-generated

RUB-DH Day #8 at the University Library on September 30 and October 1

Read more … RUB-DH Day #8 at the University Library on September 30 and October 1

AI map of academic libraries in the DACH region

Read more … AI map of academic libraries in the DACH region

Survey results: BibDay – my visit to the library

Read more … Survey results: BibDay – my visit to the library

Builder's helmet

Renovation of the electrical distribution systems in the University Library

Read more … Renovation of the electrical distribution systems in the University Library

Latest News

Tree with fall leaves

Saturday, 19. September 2026

Day of the German Unity: The University Library is closed on October 3, 2026

Read more … Day of the German Unity: The University Library is closed on October 3, 2026

Ceramic female torso and vase on a red background I (c) Natalie Rosenkranz I AI-generated

Tuesday, 8. September 2026

RUB-DH Day #8 at the University Library on September 30 and October 1

Read more … RUB-DH Day #8 at the University Library on September 30 and October 1

Friday, 28. August 2026

AI map of academic libraries in the DACH region

Read more … AI map of academic libraries in the DACH region

Occupancy Rate

Course Calendar

January 2027

to course overview

Digital Library Guide

Locations in the University Library: Find all library holdings and service areas

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Some Figures

1.755.462

Books

1.411

Study places

450

Courses & Consultations
(2025)

310

Funded OA publications (2025)

2.990.915

Number of accesses to
electronic resources

1.017.151

Visits
(2025)

4.206

Course participants
(2025)

230.000

Publications in the University Bibliography