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Open preprint reviews. For all researchers.

Provide and receive constructive feedback on preprints from an international community of your peers.

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Peer review training

Interactive workshops for organizations and institutions looking to help their members hone their skills as reviewers.

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Live Reviews

We run collaborative, interactive preprint review calls as an alternative approach to traditional peer review.

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PREreview Clubs

Start or join one of our preprint review groups, where members work together to provide timely, constructive feedback.

See our many PREreview Clubs

PREreview celebrated Peer Review Week 2026 with a global Review-a-thon to showcase the transformative power of human, collaborative peer review in the research evaluation culture. 14 PREreview Clubs joined the initiative to review preprints in 4 different languages and on multiple research topics.

Learn more about the participating Clubs and their experiences

For underserved researchers, there’s a better way

We support and empower diverse and historically excluded communities of researchers (particularly those at early stages of their career) to find a voice, train, and engage in peer review.

Learn more about our mission

Recent PREreviews

Recent review requests

  5. A review was requested for BHOC - Biological Hemoglobin Oxygen Carriers in Emergency, Prehospital, and Military Medicine: Historical Development, Product Characterization, and the Evolution Toward Precision Oxygen Therapeutics
    • Cell Biology
    • Critical Care and Intensive Care Medicine
    • Biochemistry
    Request published
    Preprint server
    Preprints.org

Statistics

  • 2,400 PREreviews
  • 34 preprint servers
  • 5,001 PREreviewers

Funders

  1. Alfred P. Sloan Foundation
  2. Gates Foundation
  3. Chan Zuckerberg Initiative
  4. Mozilla Foundation
  5. Wellcome Trust