Open Access Databases

ADB Data Library 
The ADB Data Library is the central store for all of Asian Development Banks’s public data. Browse data, view visualizations and interact with APIs.
https://data.adb.org/

ADB Publications    
Provides open access to publications such as books, conference proceedings, guides, papers and briefs, reports, serials, and many other publications.
https://www.adb.org/publications

Asian Development Bank’s Evaluation Reports
provides a full Catalogue of Evaluation Reports comprising of the following: Technical Assistance Performance Evaluation Reports, Project/Program Performance Evaluation Reports, Special Evaluation Studies, Assessments of Development Impact, Impact Evaluation Studies, Sector Assistance Program Evaluations, Country Assistance Program Evaluations, and Annual Evaluation Reports.
https://www.adb.org/site/evaluation/main

Asian Resources for Librarians (aardvarknet.info)
provides links to various free Asian online databases and full-text e-journals.
http://www.aardvarknet.info

Advances in Theoretical and Mathematical Physics
A bimonthly publication of the International Press, publishing papers on all areas in which theoretical physics and mathematics interact with each other.
http://projecteuclid.org/euclid.atmp

BioMed Central
Committed to providing access to journals covering all areas of biology and medicine.
http://www.biomedcentral.com/

CERN Document Server
CERN offers fulltext preprints, articles, books, journals, and other documents of interest to persons working in particle physics and its related areas.
http://cdsweb.cern.ch/

Chan Robles Virtual Law Library
This website is known to be the “Home of the Philippine On-line Legal Resources.” It “features on the world wide web its Comprehensive Electronic Library on Philippine Legal Resources.”
https://www.chanrobles.com/virtualibrary1.htm#.X9AyPG4zYdU

D-Lib Magazine
D-Lib Magazine is an electronic publication with a focus on digital library research and development, including new technologies, applications, and contextual social and economic issues.
http://www.dlib.org/

Digital Book Index
provides links to full-text digital books from more than 1800 commercial and non-commercial publishers, universities, and various private sites. More than 140,000 of these books, texts, and documents are available free.
http://www.digitalbookindex.org/

Directory of Open Access Journals (DOAJ)
Quality controlled scientific and scholarly journals covering all subjects and languages.
http://doaj.org

Ebsco Open Disserations
Open Dissertations is a collaboration between Ebsco and BiblioLabs.
https://biblioboard.com/opendissertations/

E-prints to Library and Information Science (E-LIS)
An international digital repository for Library and Information Science (LIS)
http://eprints.rclis.org/

Education Resources Information Center (ERIC)
The world’s largest digital library of education literature
http://eric.ed.gov

Electronic Information for Libraries (eIFL)
Led by Open Society Institute/Soros Foundation Network. It provides links to different full-text journals in the Internet.
http://www.eifl.net/

EThOS
EThOS (e-theses online service) is the UK’s national thesis service which aims to maximize the visibility and availability of the UK’s doctoral research theses.
http://ethos.bl.uk/Home.do

EUROPA
the official website of the European Union. The EU is one of the largest publishers of online information in the world. Access the register of documents of the EU institutions for all official EU documents.
https://europa.eu/european-union/index_en

EUR-Lex
a service providing legal texts of the European Union on its official website europa.eu. Replacing the earlier service CELEX, EUR-Lex provides direct free access to European Union law. The system makes it possible to consult the Official Journal of the European Union and it includes inter alia the treaties, legislation, case-law and legislative proposals. It offers extensive search facilities.
https://eur-lex.europa.eu/homepage.html?locale=en

Free Full text Journal in Chemistry
Covers access to journals in chemistry, biochemistry and its related subjects.
https://www.chemistry.bsu.by/index.php/ru/

Free Medical Journals
Promotes access to medical journals over the internet.
http://www.freemedicaljournals.com/

Google Scholar
Find articles from a wide variety of academic publishers, professional societies, preprint repositories and universities.
http://scholar.google.com

Guide to Open Access Journals
looks at some of the most reputable open-access journal websites, as well as paid subscription databases that are still widely used by traditional college students.
https://www.onlineschools.org/open-access-journals/

Highwire Press
Major source of free access to high impact, peer reviewed life sciences journals on the internet sponsored by Stanford University Libraries.
https://www.highwirepress.com/

HighWire Press Free Online(Internet Imprint of the Stanford University Libraries)
Almost 2 million of free full-text articles and from different HighWire-hosted journals. Covering several subject areas.
Main Site    http://home.highwire.org/
Free Site    http://highwire.stanford.edu/lists/freeart.dtl

Johns Hopkins APL Technical Digest
Published by the Johns Hopkins University – Applied Physics Laboratory, the journal focuses on “missile, radar, sonar, sensor, chemical biological, and information technologies; space science and engineering, microelectronics; communications; navigations; modeling and simulation; advanced research and technology development.”
https://www.jhuapl.edu/techdigest

Labordoc
contains references to a wide range of print and electronic publications, including journal articles, from countries around the world, on all aspects of work and sustainable livelihoods, and the work-related aspects of economic and social development and human rights.
https://labordoc.ilo.org/discovery/search?vid=41ILO_INST:41ILO_V2

LawPhil
The legal website of Arellano Law Foundation’s digital resources of Philippine laws, statutes, jurisprudence, presidential decrees, executive orders, administrative orders, lawyers tools and other legal materials.
https://lawphil.net/

National Bureau of Economic Research (NBER)
a leading nonprofit economic research organization. The Bureau concentrate on four types of empirical research: developing new statistical measurements, estimating quantitative models of economic behavior, assessing the economic effects of public policies, and projecting the effects of alternative policy proposals.
https://www.nber.org/

National Commission of Culture and The Arts (NCCA)
NCCA’s homepage is the country’s best site for information on Philippine culture and the arts. Search links for biography of national artists, publications about Philippine culture, art photos and contest announcements, both local and international, including employment opportunities are available. The Commission’s colorful web page is very inviting to explore about with its schedule of activities – from the most celebrated cultural, historical events to the most recently talked about performances, free or fee-based, and awarding ceremonies. The site also highlights varied online resources for the seven (7) arts leading to not only a discovery but of the enrichment of the Filipino soul.
http://www.ncca.gov.ph/

National Institute of Standards and Technology (NIST)
The NIST Data Gateway allows access to NIST scientific and technical data, encompassing a wide range of information pertaining to varied scientific disciplines and links to some free online NIST database and articles published in the journal of Journal of Physical and Chemical Reference Data (JPCRD).
https://www.nist.gov/srd

 

Networked Digital Library of Theses and Dissertations (NDLTD)
NDLTD is an international organization dedicated to promoting the adoption, creation, use, dissemination, and preservation of electronic theses and dissertations (ETDs). NDLTD is the biggest consortium worldwide for online dissertations.
http://www.ndltd.org/

NORMLEX (Database of International Labour Standards)
is a new information system which brings together information on International Labour Standards (such as ratification information, reporting requirements, comments of the ILO’s supervisory bodies, etc.) as well as national labour and social security laws. It has been designed to provide comprehensive and user friendly information on these topics and includes the NATLEX database as well as the information which was previously contained in the former APPLIS, ILOLEX and Libsynd databases.
https://www.ilo.org/dyn/normlex/en/f?p=NORMLEXPUB:1:0::NO:::

OAIster
OAIster is a union catalog of millions of records representing open access resources that was built by harvesting from open access collections worldwide. Today, OAIster includes more than 30 million records representing digital resources from more than 1,500 contributors.
Main Site    http://www.oclc.org/oaister.en.html
Free site    http://oaister.worldcat.org/

OATD.org
OATD.org aims to be the best possible resource for finding open access graduate theses and dissertations published around the world. Metadata comes from over 1100 colleges, universities, and research institutions. OATD currently indexes over 4 million theses and dissertations.
https://oatd.org/

Online Books Page
A website that facilitates access to books that are freely readable over the Internet. It also aims to encourage the development of such online books, for the benefit and edification of all.
http://onlinebooks.library.upenn.edu/

OpenThesis
is a free repository of theses, dissertations, and other academic documents, coupled with powerful search, organization, and collaboration tools.
http://www.openthesis.org/

OPEN J-Gate
A “database of journal literature, Open J-Gate indexed 50, 164 academic, research, open access journals, with links to full text at Publisher sites”.
https://jgateplus.com/home/

PAARL Wiki
A project initiative of the Philippine Association of Academic/Research Librarians (PAARL), this wiki site presents links to vast array of literary resources on library-related subjects.
http://paarl.wikispaces.com/

Philippine Journals (PhilJOL)
a service access to Philippine published research and increase worldwide kowledge of indigenious scholarship. There are 42 journals listed on PhilJOL, 162 Tables of Contents listing 1528 articles and 1204 of the articles are available in full-text.
http://philjol.info

Philippine Journals Online
It is a “database of journals published in Philippines, covering the full range of academic disciplines. The objective of Philippine Journals Online is to give greater visibility to the participating journals, and to the research they convey.”
https://ejournals.ph/

PLoS Journals
Publishes journals from all areas of science and medicine that contain Open Access research articles. The journals vary in their criteria for publication and also publish a variety of influential and educational non-research content. The journals are editorially independent.
http://www.plos.org/publications/journals/

PQDT Open
PQDT Open provides full text of open access dissertations and theses free of charge.
https://pqdtopen.proquest.com/search.html

Proceedings of the National Academy of Sciences (PNAS)
the official journal of the US National Academy of Sciences, which is an authoritative source of high-impact, original research that broadly spans the biological, physical, and social sciences.
https://www.pnas.org/

Project Gutenberg
The first and largest single collection of free electronic books.
http://www.gutenberg.org/

PubChem Project
A freely accessible database created by the NIH in 2004 to provide information about small organic molecules. The database connects chemical information with biomedical research, organizing facts in numerous databases into a unified whole.
https://pubchem.ncbi.nlm.nih.gov/

PubMed Central
Offers unrestricted access to the U.S. National Library of Medicine’s digital archive of life sciences journal literature.
https://www.ncbi.nlm.nih.gov/pmc/

Scientific Journals International
SJI publishes peer-reviewed open-access journals for all disciplines. SJI has assembled the most prestigious and extensive Editorial and Advisory Board in the world, representing scholars from Princeton, Yale, Oxford, Harvard, Cambridge, MIT, Columbia and other leading universities from around the world.
https://publons.com/publisher/2412/scientific-journals-international-sji

 

Social Science Research Network
consists of two parts: an Abstract Database containing abstracts on over 40,000 working papers and an E-Paper collection currently containing over 15,000 downloadable full text documents.
http://www.ssrn.com/en/

Social Science Research Network
The SSRN e-Library contains abstracts of over 359,800 scholarly working papers and forthcoming papers and over 293,500 downloadable full text documents in Adobe Acrobat PDF format. Composing of a number of specialized research networks in each of the social sciences, the e-Library also includes research papers of a number of Fee Based Partner Publications.
https://www.ssrn.com/index.cfm/en/

Super Study Guide
SuperSummary study guides are packed with all the information that you need to get the most out of the books you’re reading.
http://www.supersummary.com/all-study-guides/

Sage knowledge
SAGE Knowledge is home to an expansive range of SAGE eBook and eReference content alongside SAGE Video, containing over 4,600 titles. Content includes reference works, academic books, professional development titles and more. This cross-media platform allows users to search and browse over 10,000 items, video, book and reference titles within the Social Sciences.
http://sk.sagepub.com/

Theses Canada
Theses Canada is a collaborative program between Library and Archives Canada (LAC) and nearly 70 universities accredited by Universities Canada. It strives to acquire and preserve theses and dissertations from participating universities, provide free access to Canadian electronic theses and dissertations in the collection, and facilitate access to non-digital theses and dissertations in the collection. The collection contains both microfiche and electronic theses and dissertations that are for personal or academic research purposes. Any commercial use, publication, reproduction or lending of this material is strictly prohibited.
http://www.collectionscanada.gc.ca/thesescanada/

World dataBank: World Bank’s Open Data Initiative
Offers open and free access to over 2,000 financial, business, health, economic and human development data for more than 200 countries, with the data going back to 50 years. Access to at least 20 World Bank Group databases, including: World Development Indicators, Global Development Finance, Global Economic Monitor, Actionable Governance Indicators, Doing Business Database, Health, Nutrition and Population Statistics.
https://databank.worldbank.org/home.aspx

World Digital Library
The WDL promotes international and intercultural understanding, expand the volume and variety of cultural content on the Internet, provide resources for educators, scholars, and general audiences, and to build capacity in partner institutions to narrow the digital divide within and among countries. It aims to expand non-English and non-western content on the Internet, and contribute to scholarly research. The library intends to make available on the Internet, free of charge and in multilingual format, significant primary materials from cultures around the world, including manuscripts, maps, rare books, musical scores, recordings, films, prints, photographs, architectural drawings, and other significant cultural materials.
https://www.wdl.org/en/