Open Access Databases

Directory of Open Access Books (DOAB)

Directory of Open Access Books (DOAB) database is providing 8.700 open access academic books from 224 publishers.

Directory of Open Access Journals (DOAJ)

This service covers free, quality controlled scientific and scholarly journals. There are more than 9.000 journals in the directory. Currently full- text access is available to 7.006 of those journals.


InTeachOpen provides Access to 3.204 Open Access books in Science, Technology and Medicine.

İstanbul Bilgi Üniversitesi Açık Erişim Veritabanı

Includes more than 350 open access material including theses, reports and other formats produced by Istanbul Bilgi University.


OpenAIRE provides guidance and how-to guides on related European Open Access policies and mandates through an extensive support network covering all European member states.

PEDro-Physiotherapy Evidence Database

PEDro is the Physiotherapy Evidence Database. PEDro is a free database of over 32.000 randomized trials, systematic reviews and clinical practice guidelines in physiotherapy.

The TDV Encyclopedia of Islam

The TDV Encyclopedia of Islam is a comprehensive encyclopedia with a variety of sources in different fields of humanities and social sciences, as well as Islamic sciences and Islamic thought.