Function: Commenting/Annotation

Repositories providing this function

Name Status Description
AAS Open Research Open AAS Open Research is a platform for rapid publication and open peer review for researchers supported by the AAS and programs supported through its funding platform, AESA.
Advance (Sage preprint) Open Advance: a SAGE preprints community allows researchers within the fields of humanities and social sciences to post their work online and free of charge.
AfricArxiv Open AfricArXiv is a community-led digital archive for African research, working towards building an African-owned open scholarly repository; a knowledge commons of African scholarly works to catalyze the African Renaissance.
AgriRxiv Open agriRxiv (pronounced ‘agri-archive’) is a free, open access source of unpublished preprints across the agricultural sciences.
AMRC Open Research Open A platform for rapid author-led publication and open peer review of research funded by AMRC member charities
APSA Preprints Open Early research outputs in political science and related disciplines
Arabixiv Closed to Submission Only The Arabic multidisciplinary preprint server for science.
ARPHA Preprints Open The submission systems limited to the participating ARPHA journals
arXiv Open arXiv is a free distribution service and an open-access archive for 1,871,031 scholarly articles in the fields of physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics. Materials on this site are not peer-reviewed by arXiv.
Authorea Open Authorea is the leading collaborative platform to read, write, and publish research.
biohackrxiv Open Preprints for BioHackathons
bioRxiv Open bioRxiv (pronounced "bio-archive") is a free online archive and distribution service for unpublished preprints in the life sciences.
BodoArXiv Open BodoArXiv gathers scholarly literature in medieval studies across the disciplines. It provides an open, non-profit repository for papers at different stages of gestation, including works that may later find themselves in article form and/or behind a paywall.
Cell Press Sneak peek Open Manuscript under review in Cell Press journals
CERN document server Open CERN Document Server is where you can find the Library catalogue (books, ebooks, e-journals, standards) and the CERN scientific output (articles, preprints, reports, CERN Annual reports, Yellow Reports, CERN Bulletin, etc.)
ChinaXiv Open ChinaXiv is an open repository and distribution service for scientific researchers in the field of natural science, which accepts scholarly preprints and conditionally accepts published articles.
CrimRxiv Open CrimRxiv is criminology's open archive: a place to find and provide free information, knowledge, and understanding.
EarthArXiv Open EarthArXiv has officially agreed to partner with the California Digital Library (part of the University of California system) as our server host and submission platform using a system called Janeway (developed at Birkbeck, University of London).
EcoEvoRxiv Open Information about a free preprint service for ecology, evolution and conservation.
ECSarXiv Open A free preprint service for electrochemistry and solid state science and technology.
EdArXiv Open A Preprint Server For The Education Research Community
engrxiv Open The open archive of engineering
ESSOAr Open The Earth and Space Science Open Archive (ESSOAr) is a community server established to accelerate the open discovery and dissemination of earth, environmental, and space science research by archiving and sharing early research outputs, including preprints, presentations from major scientific meetings, and important documents of scholarly societies.
F1000 Research Open An open access publishing platform supporting data deposition and sharing. Publish all your findings including null results, data notes and more. Engage with your reviewers openly and transparently. Accelerate the impact of your research.
Figshare Open figshare is a repository where users can make all of their research outputs available in a citable, shareable and discoverable manner
Frenxiv Closed to Submission Only
Gates Open Research Open Gates Open Research is a platform for rapid author-led publication and open peer review of research funded by the Bill & Melinda Gates Foundation
HRB Open Research Open HRB Open Research is a platform for HRB-funded researchers to rapidly publish their research outputs in an open and accessible way
INA-Rxiv Closed to Submission Only Openness of science in Indonesia.
IndiaRxiv Open Preprints repository server for India
JMIR Preprints Open A preprint server for pre-publication/pre-peer-review preprints intended for community review as well as ahead-of-print (accepted) manuscripts.
LawArxiv Closed to Submission Only
LIS Scholarship Archive Closed to Submission Only LISSA is a place where anyone can have access to library and information science scholarship, in all its forms. As librarians and archivists, we are committed to service permanence, sustainability, discoverability, and ease of access and use.
MediArXiv Open Open Archive for Media, Film, and Communication Studies.
MedRxiv Open medRxiv (pronounced "med-archive") is a free online archive and distribution server for complete but unpublished manuscripts (preprints) in the medical, clinical, and related health sciences.
MetaArXiv Open An interdisciplinary archive of articles focused on improving research transparency and reproducibility.
MindRxiv Open Open archive for research on mind and contemplative practices
MitoFit Preprints Archive Open The Open Access preprint server for mitochondrial physiology and bioenergetics
MNI Open Research Open MNI Open Research is a platform for rapid publication and open peer review of research conducted by Montreal Neurological Institute and Hospital researchers.
Munich Personal RePEc Archive Open This repository is intended to disseminate research papers of economists who want to make their work freely available through the RePEc network but are not affiliated with any institution that provides that furtherance.
Nature Precedings Closed to Submission Only Nature Precedings functioned as a permanent, citable archive for pre-publication research and preliminary findings. It was a place for researchers to share documents, including presentations, posters, white papers, technical papers, supplementary findings, and non-peer-reviewed manuscripts.
NutriXiv Closed to Submission Only A preprint service for the nutritional sciences.
Open Research Europe Open Open Research Europe is an open access publishing platform for the publication of research stemming from Horizon 2020 funding across all subject areas. The platform makes it easy for Horizon 2020 beneficiaries to comply with the open access terms of their funding and offers researchers a publishing venue to share their results and insights rapidly and facilitate open, constructive research discussion.
OSF preprints Open The launch of OSF Preprints branded services continues COS’s ongoing commitment to open and transparent research practices. The new preprints service is built on our flagship platform, OSF, which helps researchers design and manage their project workflow, data storage, DOI management, and collaboration.
PaleorXiv Open A preprint archive for Paleontology
PeerJ Preprints Closed to Submission Only Initially, developed as preprint server for PeerJ submissions
Preprints with The Lancet Open In 2018, the Lancet journals initiated a collaboration with the research sharing platform SSRN to offer authors a dedicated preprint area called Preprints with The Lancet. Preprints available here are not Lancet publications or necessarily under review with a Lancet journal.
Preprints.org Open Preprints is a platform dedicated to making early versions of research outputs permanently available and citable.
Preprints.ru Open Preprint server for interdisciplinary research in Russia
PsyArXiv Open A free preprint service for the psychological sciences
Research Square Open Research Square lets you share your work early, gain feedback from the community, and start making changes to your manuscript prior to peer review in a journal.
RinarXiv Open RINarxiv Beta Release 2.0 is a community-led digital archive for unpublished preprints of Indonesian research communication. RINarxiv is dedicated to foster research and collaboration among Indonesian scientists, enhance the visibility of Indonesian research output and to increase openness.
SciELO Preprints Open SciELO Preprints Collection is an integral part of SciELO, an international cooperation program aiming at the development of open access scientific communication covering all areas of knowledge. It operates as a collection of non-peer-reviewed manuscripts within the SciELO Network of national and thematic collection of journals.
ScienceOpen Open ScienceOpen is a discovery platform with interactive features for scholars to enhance their research in the open, make an impact, and receive credit for it. We provide context building services for publishers, to bring researchers closer to the content than ever before.
Sciencepaper Online Open Sciencepaper Online is an open repository and distribution service for scientific researchers in the field of all scientific fields
SocArxiv Open SocArXiv, open archive of the social sciences, provides a free, non-profit, open access platform for social scientists to upload working papers, preprints, and published papers, with the option to link data and code.
SportRxiv Open The open access subject repository for Sport, Exercise, Performance, and Health research.
Therapoid Open Therapoid is a scientist-driven platform that accelerates collaboration for therapeutic discover, development and delivery.
ViXra Open An alternative archive of 36951 e-prints in Science, Mathematics & Other Scholarly Areas serving the whole scientific community
Wellcome Open Research Open Wellcome Open Research provides all Wellcome researchers with a place to rapidly publish any results they think are worth sharing. All articles benefit from rapid publication, transparent peer review and editorial guidance on making all source data openly available.
WikiJournal Preprints Open The WikiJournal Publishing Group is a set of open-access, peer-reviewed academic journals with no publishing costs to authors. Its goal is to provide free, quality-assured knowledge.

Services providing this function

Name Cost Description Repositories
Disqus Free with premium features https://disqus.com - The internet's favorite comment plug-in makes it easy for publishers to bring their content to life, fuel colorful discussions, efficiently moderate comments, and build engaged communities. 3
hypothes.is Completely free https://web.hypothes.is - A system allowing annotation of web pages. It uses a browser plug-in or a bookmarklet (others), or it is viewable without needing a plug-in in some websites (eg biorxiv). 20
Plaudit Completely free https://plaudit.pub - Plaudit allows researchers, identified by their ORCID, to put positive flags on articles they endorse, identified by their DOI in the publisher website. 24