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HAL open science

Open and share the knowledge

An international scope

Your publications are easy to find, well referenced by search engines and interconnected with other services (ORCID, preprint servers)

A common good for research

The largest research organizations and the majority of French universities have chosen and support HAL, a public, sustainable and responsible infrastructure.

A large collaborative community

From the researchers to the specialists of the scientific information, HAL federates multiple skills to support the opening of the publications

An archive, some services

HAL guarantees the long-term preservation of your publications. A set of services (CV, institutional portals, collections, documentary watch, APIs, identifiers) contribute to their valorisation.


The "Let's be accessible" booklet aims to help students and researchers integrate accessibility into their academic work, such as dissertations, theses and publications.

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The French Committee for Open Science is part of more than 30 signatory organizations of the Barcelona Declaration. They are all committing to making openness of research information the norm.

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