French social networking websites

Lichess (, ) is an Internet chess server that is free and open-source, run by a non-profit organization of the same name. Users of the site can play online chess anonymously and optionally register an account to play games to earn a rating on Lichess. Lichess is ad-free and all the features are available for free, as the site is funded by donations from patrons, who receive a special badge as thanks for their support. Features include chess puzzles, computer analysis, tournaments and chess variants.

Viadeo is a Web 2.0 professional social network whose members include business owners, entrepreneurs and managers. Viadeo was often compared to LinkedIn, offering free access but not being able to compete with the larger corporation. As of 2014, the site had 65 million members.

French social networking service (SNS) and blogging platform

Yubo (formerly known as Yellow) is a French social networking platform and app developed by TWELVE APP in 2015. It is designed to "meet new people" and "create a sense of community". The app claims to have 85 million users as of 2025.

Babelio is a French social cataloging website and a mobile app dedicated to literature. It is a social network for users to review books and generate personal library catalogs, which can be shared and commented on by other users.