Oxford Academic provides access to high-quality scholarly journals across the humanities, social sciences, medicine, and sciences.

The National Library of Medicine offers extensive biomedical journals and research resources through platforms like PubMed and MEDLINE.

SpringerOpen publishes peer-reviewed open-access journals covering science, technology, medicine, and the social sciences.

The Directory of Open Journals provides a searchable index of peer-reviewed open-access journals from around the world.

SSRN hosts open-access research papers and working papers in the social sciences, humanities, business, and law.

Wiley publishes scholarly journals across diverse disciplines, offering both subscription-based and open-access research.

MDPI is an open-access publisher providing fast, peer-reviewed journals across science, technology, medicine, and the social sciences.

Sage Journals offers peer-reviewed research across the social sciences, humanities, and health sciences.