NAME DISCIPLINE(S) DESCRIPTION ACCESS PROVIDER (S)
AGRIS: Agricultural databases Agriculture Covers agriculture, forestry, animal husbandry, aquatic sciences and fisheries, human nutrition, extension literature from over 100 participating countries   Materials includes unique grey literature such as unpublished scientific and technical reports, theses, conference papers, government publications and more. http://agris.fao.org/ Produced by the food and agriculture organization of the United Nations   http:/agris.fao.org AGRIS
Analytical sciences digital library Analytical chemistry   http:/home.asdlib.org/ National Science Digital Library and the and the analytical chemistry division of the American chemical society
Anthropological index online Anthropology Index only (no abstract or full-text)   http://aio.anthropology.org.uk/ Royal anthropological institute
Arachne Archaeology, art history German language http://arache.uni-koeln.de/ German Archaeological Institute & the University of Cologne
Arnetminer Computer Science Online service used to index and search academic social networks http://arnetminer.org/ Tsinghua University
ArXiv Physics, Mathematics, Computer sciences, Quantitative biology and Statistics   http://arxiv.org/ Cornell University
Astrophysics Data System Astrophysics, Geophysics, Physics   http://adswww.harvard.edu/ Harvard University
Aulimp: Air University Library’s index to military periodicals Military science   http://www.dtic.mil/ Air University
BASE: Bielefeld Academic Search Engine Multidiciplinary   http.//www.base-search.net/ Bielefeld
Bioinformatic  Harvester Biology, Bioinformatic A meta search engine for 50 major bioinformatics databases and projects http://harvester.kit.edu/ Pennsylvania State
CHBD : Circumpolar Health Bibliographic Database Medicine   h ttp://www.aina ucalgary.ca/ University of Calgary
Citebase Search Mathematics  Computer science , Physics Semi-autonomous citation index of free online research http://adsabs.harvard.edu/ University of Southampton
CiteULike Computer Science   http://www.citeulike.org/  
CiteSeer Computer Science Replaced by Cite http:citeseerx.ist.psu.edu/ Pennsylvania State University
CiteSeerX Computer, science, statistics, mathematics becoming multidisciplinary   http://citeseerx.ist.psu.edu/ Pennsylvania State University
CogPrints: Cognitive sciences eprint archives Science (General) Replaced by CiteSeerX http://cogprints.org University of Southampton
The Collection of computer science bibliographies Computer science   http://liinwww.ira.uka.de/ Alf-Christian Archilles
Directory of Open Access Journals Journals   http://doaj.org/ Lund Univeristy
DBLP Computer science Comprehensive list of papers from major computer science conferences and journals http://www.dmoz.org/ University of Trier, Germany
EconBiz Economics EconBiz supports research in and teaching of economics with a central entry point for all kinds of subject-specific information and direct access to full texts http://www.dmoz.org/ Produced by the ZBW-German National Library of Economics-Leibriz Information Centre for Economics (ZBW)
ERIC: Educational Resource Information Center Education Education literature and resources. Provides access to over 1.3 million records dating back to 1966 http://www.eric.ed.gov/ Produced by the United States Department of Education. Also available by subscription from OCLC, CSA
GENESIS Women’s history Description if women’s history collections from sources in the UK, as well as women’s history websites http://www.ise.ac.uk/ London metropolitan University
Google Scholar Multidisciplinary   http://scholar.google.com.ph Google
GoPubMed Medicine GoPubMed, the first knowledge-based search engine for the life sciences industry http;//gopubmed.org/ Trans insight
Index Copernicus Multidisciplinary science Scientific journal database the IC Journal Master List-contains currently over 2,500 journals from all over the world, including 700 journals registered in the database underwent rigorous, multidimensional paramenterization, proving high quality. The ministry of science and higher education acknowledged the IC Journal Master list by placing it on the list scored databases, for being indexed in IC JML journals get additional points in the Ministry’s evaluation process http://www.indexconpemicus.com/ Index Copmicus International
Information Bridge: Department of energy scientific and technical information  Multidisciplinary The information Bridge: DOE Scientific and Technical Information provides free public access to over 266,000 full-text document and bibliographic citations of department of energy (DOE) research report literature. Documents are primary form 1991 forward and were produced by DOE, the DOE contractor community, and/or DOE grantees. Legacy documents are added as they become available in electronic format http://www.osti.gov/ United States Department of Energy, Office of Science and Technical Information
Intute Multidiciplinary Serves students teacher, and researchers in UK further education and higher education, offering a selection of around 300,000 academic websites which have been hand-picked and described by subjects specialists. No longer maintained http.://www.intute.zac.uk/ Intute
MedinePlus Medicine   http://www.nlm.nih.gov/ Produced by the United State National Library of Medicine, the United States National Institute of Health and the United States Department of health and human services
Mendeley Multidisciplinary The Mendeley research catalog is a crowd sourced database of research documents. Research have uploaded nearly 100M documents into the catalog with additional contributions coming directly from subjects repositories like Pubmed Central and Arxiv.org or web crawls. http://www.mendeley.com/ Mendeley
Microsoft Academic Search Computer Science and limited extent on information science Provides many innovative ways to explore scientific papers, conferences, journals and authors http://academic research.microsoft.com/ Microsoft
NBER: National of Economic Research Economics   http://www.nber.org/ United State Department of Justice Office of Justice Programs
OAIster Multidisciplinary   http://philpapers.org/ Philpapers
POPLINE Population, Family Planning, Reproductive Health POPLONE contains the world’s most comprehensive collection of population, family planning and related reproductive health and development literature. An international resource, POPLINE helps program managers, policy makers, and service providers in low-and middle income countries and in development supportive agencies and organizations gain access to journal articles and other scientific, technical and programmatic publications http://www.popline.org/ Knowledge for health, Center for Communications Programs, Johns Hopkins Bloomberg School for Public Health
Psychology’s Feminist Voices Psychology An online, multimedia digital archive containing the profiles of 250 feminist psychologists who have shaped and continue to transform the discipline of psychology. Profiles are organized in two sections, “Women Past” video clips with the psychologist discussing and “Feminist Presence” . All profiles on the Feminist Presence section contain original interview transcripts and their feminist development and academic career. http://www/femenistvoices.com/ Based at York University, Toronto Canada
PubChem Chemistry   http://pubchem.ncbi.nlm.nih.gov/ National Center for Biotechnology Information and the U.S National Library of Medicine
PubMed Biomedical   www.ncbi.nlm.nih.gov/ National Institute of Health and the U.S National Library of Medicine
PubPsych Psychology PubPsych is free information retrieval system for psychological resources. It offers a comprehensive and balanced selection of resources from a growing number of international databases with a European focus, covering the needs of academic and professional psychologists.   Leibniz Institute for Psychology Information
RePEc: Research Papers in Economics Economics   http://repec.org/ Volunteer Collaboration
Retina medical search Biomedical Biomedical resources with special focus for medical professionals searches among physician level standard documents eliminating patient level materials https://www.retinamedicalsearch.com/ Retina medical search
SafetyLit Multidisciplinary Citation and abstracts of journal articles and reports from researchers working in the more than 35 distinct professional disciplines (architecture-zoology) relevant to preventing unintentional injuries, violence and self-harm http://www.safetylit.org Graduate School of Public Health, San Diego State University and the World Health Organization’s Department of violence and injury prevention
SciDiver.com Multidisciplinary SciDiver is an academic paper search engine for the physical sciences.   The service currently maintains an index over arXiv, the preprint service for mathematics, physics, astronomy, computer science, quantitative finance and related disciplines: expansion to additional repositories is expected in the course of the site’s continued development https:www.scidiver.com/ Scidiver
SciELO Journals SciELO is a bibliographic database and a model for cooperative electronic publishing in developing countries originally from brazil. It contains 985 scientific journals form different countries in free and universal access, full text format http://www.scielo.org/ FAPESP: CNPq and BIREME
Science.gov Multidisciplinary A gateway to government science information and research result. Science.gov provides a search of over 45 scientific databases and 200 million pages of science information with just one query , and is a gateway to over 2000 scientific websites http://www.science.gov/ Science.gov Alliance 18 scientific and technical organizations from 14 federal agencies that contribute to Science.gov. United States Department of Energy, Office of scientific and technical information serves as the operating agent for science.gov
Science Accelerator Multidisciplinary A gateway to result of DOW research and development and major R&D accomplishments of interest to DOE http://www.osti.gov/ United States Department of Energy, Office of Scientific and Technical Information
Search Team Multidisciplinary Students search together collaboratively for scholarly articles and resources http://searchteam.com/ Zakta
SSRN: Social Science Research Resources Network Social Science Contains an abstracts database and an electronic paper collection, arranged by discipline http://ssn.com/ Social Science Electronic Publishing Inc.
SPIRES-HEP Physics, (High Energy)   http://web.stanford.edu/ Stanford Linear Accelerator Center and partners
VET-Bib Social Science, Education European vocational education and training (VET) literature http://libserver.cedefop.europa.eu/ European Centre for the Development of Vocational Training
WorldWideScience Multidisciplinary WorldWideScience is a global science gateway composed of national and international scientific databases and portals. WorldWideScience accelerates scientific discovery and progress by providing one stop searching of databases from around the world. Multilingual WorldWide Science provides realtime searching and transaction of globally dispersed multilingual scientific literature   http://worldwidescience.org/ The WorldWideScience Alliance, a Multilateral partnership, consist of participating member countries and provides the governance structure for WorldWideScience. United States Department of Energy, Office of Scientific and Technical Information serves as the operating agent for WorldWideScience.