Tudchentil is a history-focused publication and association dedicated to the sources and study of Brittany’s nobility and historical elites. Founded in 2002 by historian Norbert Bernard, the site continues his work by making historical documents and scholarly articles accessible to everyone, without advertising. Its material explores Breton families, genealogies, proofs of nobility, titles, heraldry, estates, and seigneuries, alongside subjects such as archaeology, political and religious history, law, justice, institutions, and historical scholarship.

Readers can consult transcriptions of archival records, historical studies, reference tools, indexes, and articles about notable people, families, and places. The collection includes documents such as noble status proceedings, armorials, censuses, and records relating to land and titles. New articles are published regularly, contributing to the preservation and understanding of Brittany’s history.

Tudchentil invites visitors to contribute articles or other assistance, take part in its activities, and support its work by joining the association or making a financial contribution. The site also provides practical guidance on transcription, citation, and copying rights, and connects readers with related historical resources.