| Database/Search engine | What is it? | Owner | Availability | Special features |
|---|---|---|---|---|
| PubPharm | pharmaceutical literature database | Universitätsbibliothek Braunschweig | free | developed by the Specialised Information Service Pharmacy |
| PubMed | biomedical literature database | US National Library of Medicine | free | extensive database covering medicine, biology, pharmacy, chemistry and related disciplines |
| SciFinder | chemical literature database | Chemical Abstracts Service | licensed | extensive search functions: structure search, chemical reactions |
| Google Scholar | scientific search engine | Google Inc. | free | |
| Scopus | interdisciplinary literature database | Elsevier B.V | licensed | |
| Web of Science | interdisciplinary literature database | Clarivate Analytics | licensed |
The Datenbank-Infosystem (DBIS) offers a comprehensive list of subject specific literature databases.