Directory of Open Access Journals
DOAJ is a unique and extensive index of diverse open access journals from around the world, driven by a growing community, committed to ensuring quality content is freely available online for everyone.
Best Directory of Open Access Journals Alternatives & Competitors in 2025
The best Directory of Open Access Journals alternatives based on verified products, community votes, reviews and other factors.
Latest update:
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Search engine for tens of millions of preserved research papers. This fulltext search index includes over 25 million research articles and other scholarly documents pres...
Key Internet Archive Scholar features:
Open Access Diverse Content Historical Archive Digital Preservation
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OA.mg is a search engine for academic papers, specialising in Open Access.
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GTM Analytics for the AI Era.
Key TigerEye features:
Cutting-Edge Technology User-Friendly Interface Customizable Solutions Strong Security Features
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Legally read research papers behind paywalls.
Key Unpaywall features:
Free Access Large Database Browser Integration Legal and Ethical
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The world's largest ebook library.
Key Z-Library features:
Extensive Collection Free Access User-Friendly Interface Multiple Formats
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Scopus is a bibliographic database containing abstracts and citations for academic journal articles.
Key Scopus features:
Comprehensive Database Citation Analysis Tools Indexing of Reputable Journals User-friendly Interface
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ABcard - service allows you to issue an unlimited number of cards to pay for advertising accounts. 3 unique BINs for any work tasks, management of a team of media buyers inside a personal account and complete anonymity when paying for traffic.
Key ABcard features:
Simplified Contact Management Sustainability Accessibility Integration with Other Platforms
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Scinapse is a free, nonprofit, Academic search engine for papers, serviced by Pluto Network.
Key Scinapse features:
Comprehensive Academic Database User-Friendly Interface Citation Analysis Collaboration Features
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Refseek is a best in class academic search engine tool for students and researchers to extract the relevant information across the internet.
Key Refseek features:
Academic Focus Wide Range of Sources User-friendly Interface No Paid Content
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Project Gutenberg offers free ebooks to download.
Key Project Gutenberg features:
Free Access Wide Selection Multiple Formats No Login Required
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It provides mass and public access to tens of millions of research papers.
Key SCI-HUB features:
Access to Research Overcomes Paywalls Resource for Developing Countries Promotes Open Science
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From idea to impact: Navigate the links between grants, publications, datasets, clinical trials, patents, and policy documents.
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Find and understand peer-reviewed research papers.
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Library Genesis is a scientific community targeting collection of books on natural science disciplines and engineering.
Key Library Genesis features:
Extensive Collection Freely Accessible User-Friendly Interface