Library

AcademicJournals
Over 100 academic open access journals, many from developing countries

agrirXiv (CABI)
Open access to millions of agriculture-related preprints

AJOL: African Journals Online (International Network for the Availability of Scientific Publications – INASP)
Access to over 500 African scientific journals; no free full text, but with document delivery service

AMEDEO: The Medical Literature Guide
Current awareness service + index of medical articles; free abstracts

arXiv (Cornell University)
Open access to millions of physics and other sciences preprints

ASIAJOL: Asia Journals Online
Portal to scholarly journals published in Bangladesh, Nepal, The Philippines, Vietnam, Sri Lanka and Indonesia

ASM Journals
Access to 18 American Society for Microbiology journals; free for all after 4 months

BASE: Bielefeld Academic Search Engine
Open access repositories harvester: over 8,000 repositories

Berkeley Electronic Press
“bepress: the new standard in scholarly publisher”

Bioline International (Brazil)
Over 50 open access journals from various developing countries

BioMed Central: BMC Journals
Over 300 digital-only open access journals

biorXiv (Cold Spring Harbor Laboratory)
Open access to millions of life sciences preprints

CAIRN: Chercher, Repérer, Avancer
500 revues de sciences humaines et sociales

chemrXiv (various societies)
Open access to millions of chemistry preprints

COBRA: Collection of Biostatistics Research Archive (bepress)
Combined electronic resource of (mostly American) institutions

DDB: Deutsche Digitale Bibliothek

DOAB: Directory of Open Access Books (OAPEN Foundation)
Some 30,000 open access books

DOAJ: Directory of Open Access Journals (Lund University Libraries)
Portal with some 15,000 bona fide open access journals

DPLA: Digital Public Library of America (Lund University Libraries)
A wealth of knowledge from libraries, archives, and museums: over 37,000,000 items

Elektronische Zeitschriftenbibliothek (Universitätsbibliothek Regensburg)
Links to electronic journal editions

eprints.org
Self archiving and open archives; OAI compliant, over 250 archives, over 500,000 documents

Europe PMC
European alternative to open access repository PubMed Central

Europeana
Europe’s Galleries, Libraries, Archives and Museums; over 60,000,000 items from 34 countries

Free Medical Journals (Geneva Foundation for Medical Education and Research)
Links to electronic journal editions

Free Medical Journals Site (AmedeoGroup)
Over 5,000 free journals; with current awareness service

FreeFullPDF.com
Over 80 million free scientific articles

GMS: German Medical Science (Germany)
Links to open access German medical articles

GreyNet: Grey Literature Network Service
Search ‘grey’ literature

HighWire Press (Stanford University Library)
Over 4,000 journals, partially free

HighWire Press: Free Access to Developing Economies
Hundreds of journals and books with free access for developing countries

HighWire Press: Free Online Full-text Articles
Over 2,400,000 free articles (from HighWire journals)

HORIZON: Pleins textes (IRD, France)
Open access to IRD (formerly: ORSTOM) documents

INTECH
Open access publisher of over 4,000 scientific e-books

IRIS: Institutional Repository for Information Sharing (WHO)

J-STAGE (Japanese Science and Technology Information Aggregator, Electronic)
Links to over 2,000 Japanese electronic journals

JSTOR Project
Redefining access to scholarly literature

medrXiv (Colde Spring Harbor Laboratory et al.)
Open access to millions of health sciences preprints

MedInd: Indian Medlars Centre (India)
Online access to 60 Indian journals

MSF Field Research (Médecins Sans Frontières)
Open access repository of MSF members publications”

NARCIS (Netherlands)
Digital Academic Repositories – Digital library system for universities

NISC: National Inquiry Services Centre (South Africa)
African databases and journals

OAIster (OCLC / WorldCat)
Over 50,000,000 items from over 2,000 digital academic open archives

Open Science Directory (Ebsco et al.)
About 13,000 scientific journals freely available in developing countries

OpenAIRE: Open Access Infrastructure for European Research (EU)
Over 20,000,000 items from over 2,700 repositories. Follow up project to Driver

OpenDOAR
Directory of over 4,000 Open Access Repositories

Oxfam Publications
Over 4,000 resources, mostly on development issues

OTA: Oxford Text Archive
Over 2,700 resources, mostly arts and humanities

ParaCite: Eprints Eprints.org at Southampton serving Open Archives

PLOS: Public Library of Science
Making scientific literature freely accessible to the public – 8 open access journals

Project MUSE (various American University Presses)
Scholarly journals online

PubMed Central (NCBI)
Over 7,500 open access journals (often with embargoes)

PubMed Central Europe
European mirror site of PubMed Central

Répertoire des journaux électroniques francophones en médecine-sciences (CISMEF)
Links to French periodicals (mostly not open access)

ROAR
Registry of over 4,700 Open Access Repositories

SCIELO: Scientific Electronic Library Online (BIREME)
Portal with over 1,750 Latin American open access journals, over 750,000 articles

ScienceOpen.com
Research+publishing network

SSRN: Social Science Research Network
Access to over 940,000 papers

TMCA: TropMed Central Antwerp (ITM)
Open access repository of the Antwerp Institute of Tropical Medicine

Zenodo
Shared research in Europe