2025 Comprehensive List of Search Engines

Comprehensive List of Academic Search Engines

Finding high-quality academic resources can be a challenge, but various specialized search engines can help scholars, students, and researchers access scholarly articles, theses, books, and more. Below is a comprehensive list of academic search engines, along with a brief description of each.

1. Google Scholar

Google Scholar is one of the most widely used academic search engines, offering access to scholarly articles, books, conference papers, and patents. It provides citation tracking and allows users to create alerts for specific topics.

2. BASE (Bielefeld Academic Search Engine)

BASE is an open-access search engine maintained by Bielefeld University, Germany. It indexes more than 150 million documents from over 7,000 sources, including journals, repositories, and digital archives.

3. ERIC (Education Resources Information Center)

ERIC is a database sponsored by the U.S. Department of Education. It provides a comprehensive collection of education-related literature, including peer-reviewed articles, conference papers, and policy reports.

4. PubMed

PubMed is a leading search engine for biomedical and life sciences literature. Maintained by the National Center for Biotechnology Information (NCBI), it includes over 30 million citations from MEDLINE and other sources.

5. Science.gov

Science.gov is a U.S. government database that provides access to research from 13 federal agencies, covering over 200 million pages of scientific literature.

6. Semantic Scholar

Semantic Scholar is an AI-powered search engine developed by the Allen Institute for AI. It enhances searches with features like citation influence and related work recommendations.

7. ResearchGate

ResearchGate is a professional network for researchers that allows users to share and access millions of scholarly articles and connect with other scholars.

8. Scopus

Scopus is an abstract and citation database of peer-reviewed literature, including journals, books, and conference proceedings. It is widely used for tracking citations and impact factors.

9. Web of Science

Web of Science provides access to a wide array of interdisciplinary research, citation tracking, and analytics.

10. JSTOR

JSTOR is a digital library offering thousands of academic journals, books, and primary sources across multiple disciplines.

11. ScienceDirect

ScienceDirect is a scientific database maintained by Elsevier, containing journal articles and book chapters in a range of fields.

12. Directory of Open Access Journals (DOAJ)

DOAJ is a curated online directory that provides access to peer-reviewed, open-access journals covering a variety of disciplines.

13. IEEE Xplore

IEEE Xplore offers a large collection of technical literature in electrical engineering, computer science, and electronics.

14. CORE

CORE aggregates open-access research papers from repositories and journals worldwide.

15. WorldWideScience

WorldWideScience is a global science gateway that facilitates searching of international scientific databases.

16. arXiv

arXiv is an open-access repository for preprints in fields such as physics, mathematics, computer science, and biology.

17. SSRN (Social Science Research Network)

SSRN is a database for research in the social sciences and humanities, including working papers and published research.

18. PsycINFO

PsycINFO is maintained by the American Psychological Association and provides access to psychological literature.

19. MathSciNet

MathSciNet is a database for mathematical literature, offering reviews and citations for mathematical research.

20. AGRIS (Agricultural Science and Technology Information)

AGRIS is a global database of agricultural science research, including grey literature and technical reports.

Conclusion

These academic search engines provide valuable resources for researchers and students across different disciplines. Whether you're looking for journal articles, books, technical reports, or preprints, these platforms can help you find the latest and most relevant academic work.