The Wikicaves association works to share information on the underground environment. To achieve this objective, it publishes the Grottocenter site, but it also animates the speleo-fr list.
If you want to exchange with other French-speaking cavers, just register here
https://mailman.grottocenter.org/postorius/lists/speleos-fr.listes.grottocenter.org/
If your organization needs to create a mailing list, you can contact us to benefit from this service. https://fr.wikicaves.org/contact