| Sr# | Name | Discipline(s) | Description | Access Cost |
|---|
| 1 |
AGRIS: Agricultural database agris.fao.org |
Agriculture |
Covers agriculture, forestry, animal husbandry, aquatic sciences and fisheries, human nutrition, extension literature from over 100 participating countries. Material includes unique grey literature such as unpublished scientific and technical reports, theses, conference papers, government publications, and more. |
Free |
| 2 |
arXiv https://arxiv.org |
Physics,Mathematics,science, Nonlinear, Quantitative and Statistics |
|
Free |
| 3 |
BASE: Bielefeld Academic Search Engine https://www.base-search.net |
Multidisciplinary |
|
Free |
| 4 |
CHBD: Circumpolar Health Bibliographic Database http://www.aina.ucalgary.ca/ |
Medicine |
|
Free |
| 5 |
CiteSeerX http://citeseerx.ist.psu.edu/ |
Computer science,Statistics,Mathematics, becoming Multidisciplinary |
|
Free |
| 6 |
CogPrints: Cognitive Sciences E-print Archives cogprints.org |
Science(General) |
|
Free |
| 7 |
Directory of Open Access Journals https://doaj.org/ |
Journals |
The Directory Of Open Access Journals (DOAJ) lists more than 10,000 open access journals (September 2014) in multiple research areas. |
Free |
| 8 |
DBLP http://dblp.uni-trier.de/ |
Computer science |
Comprehensive list of papers from major computer science conferences and journals |
Free |
| 9 |
EconBiz https://www.econbiz.de |
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. |
Free |
| 10 |
ERIC: Educational Resource Information Center https://eric.ed.gov |
Education |
Education literature and resources. Provides access to over 1.3 million records dating back to 1966. |
Free |
| 11 |
Google Scholar https://scholar.google.com.pk/ |
Multidisciplinary |
|
Free |
| 12 |
GoPubMed http://www.ncbi.nlm.nih.gov/pubmed |
Medicine |
GoPubMed, the first knowledge-based search engine for the life sciences industry. |
Free |
| 13 |
HubMed www.hubmed.org |
Medicine |
An alternative interface to the PubMed medical literature database |
Free |
| 14 |
Information Bridge: Department of Energy Scientific and Technical Information http://www.osti.gov/ |
Multidisciplinary |
The Information Bridge: DOE Scientific and Technical Information provides free public access to over 266,000 full-text documents and bibliographic citations of Department of Energy (DOE) research report literature. Documents are primarily from 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. |
Free |
| 15 |
Intute https://www.jisc.ac.uk/website/legacy/intute |
Multidisciplinary |
Serves students, teachers, 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 subject specialists. No longer maintained. |
Free |
| 16 |
Jurn www.jurn.org/ |
Multidisciplinary |
Jurn is a free-to-use online search tool for finding and downloading free full-text scholarly works. In 2014 Jurn expanded beyond open access journals in the arts and humanities, to also index open journals in ecology, science, biomedical, business and economics. Jurn is actively curated and maintained. |
Free |
| 17 |
Mendeley https://www.mendeley.com |
Multidisciplinary |
The Mendeley research catalog is a crowdsourced database of research documents. Researchers have uploaded nearly 100M documents into the catalog with additional contributions coming directly from subject repositories like Pubmed Central and Arxiv.org or web crawls. |
Free |
| 18 |
Microsoft Academic Search academic.research.microsoft.com |
Computer Science and a limited extent on information science |
Provides many innovative ways to explore scientific papers, conferences, journals, and authors |
Free |
| 19 |
NBER: National Bureau of Economic Research www.nber.org/data |
Economics |
|
Free |
| 20 |
National Criminal Justice Reference Service https://www.ncjrs.gov |
Criminology, Sociology |
Abstracts of scholarly journal articles, agency and NGO reports, and conference proceedings |
Free |
| 21 |
OAIster www.oaister.org |
Multidisciplinary |
|
Free |
| 22 |
PubPsych https://www.pubpsych.eu |
Psychology |
PubPsych is a 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. |
Free |
| 23 |
Retina medical search www.retinamedicalsearch.com |
Biomedical |
Biomedical resources with special focus for medical professionals. searches among physician level standard documents eliminating patient level materials. |
Free |
| 24 |
Russian Science Citation Index http://wokinfo.com/products_tools/multidisciplinary/rsci/ |
Scientific journals |
A bibliographic database of scientific publications in Russian. |
Free |
| 25 |
SafetyLit www.safetylit.org/ |
Multidisciplinary |
Citations 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. |
Free |
| 26 |
SciELO www.scielo.cl |
Journals |
SciELO is a bibliographic database and a model for cooperative electronic publishing in developing countries originally from Brazil. It contains 985 scientific journals from different countries in free and universal access, full-text format. |
Free |