Legal notice

Last updated: 11 November 2026

This English version is provided for your convenience. The French version is the one that binds.

Publisher

The voyelle.opalecrest.com website and the Voyelle service are published by OpaleCrest, the trade name of Mathieu Corne, a sole trader (entrepreneur individuel) registered in France.

• SIREN: 943 061 820
• Address: 50 avenue des Champs-Élysées, 75008 Paris, France
• Phone: +33 9 72 16 60 88
• Contact: contact@opalecrest.com
• VAT not applicable, article 293 B of the French General Tax Code.

Publication director

Mathieu Corne.

Hosting

The website is hosted by OVH SAS, 2 rue Kellermann, 59100 Roubaix, France — ovhcloud.com.

Intellectual property

The website, its code, design, text, logos and trademarks are the exclusive property of Mathieu Corne / OpaleCrest. Any unauthorised reproduction, modification or distribution is prohibited.

Cards and decks published by users remain the property of their authors, who grant the use described in the terms of use. Certification names mentioned on the website belong to their respective owners; Voyelle is neither affiliated with nor endorsed by these organisations.

Credits

The 3D skeleton of the anatomy cards comes from BodyParts3D, published by the Database Center for Life Science (DBCLS): “BodyParts3D, © The Database Center for Life Science licensed under CC Attribution 4.0 International”. It is distributed under the Creative Commons Attribution 4.0 International licence (BodyParts3D terms). Voyelle simplified its meshes and named the bones in French.

The map of the départements comes from IGN (ADMIN EXPRESS COG CARTO, 2026 edition), their numbers and prefectures from Insee (Code officiel géographique 2026), both under the Licence Ouverte 2.0. Voyelle simplified their outlines.

The flags come from flag-icons, © Panayiotis Lipiridis, under the MIT licence.

Reporting content

To report unlawful content published on Voyelle, such as a card that copies a protected work or a real exam question, use the “Report” button on each card, or write to contact@opalecrest.com naming the deck or card concerned.