I'm also not familiar with French law but this https://www.loc.gov/law/help/freedom-expression/france.php https://www.loc.gov/law/help/freedom-expression/france

I'm also not familiar with French law but this https://www.loc.gov/law/help/freedom-expression/france.php https://www.loc.gov/law/help/freedom-expression/france.php seems to be a good resource. One thing I am familiar with is the European Convention on Human Rights which grants Freedom of speech in Article 10 and which is binding in France.