Talk of Christiane Féral-Schuhl during the conference « Jurisprudence in the context of open data » which took place at the French Court of cassation on October 14, 2016. Published in the magazine « La Semaine Juridique – Special Edition » n°9 of February, 27, 2017, with all contributions from other speakers. An interesting event on the initiative of the ADIJ and the Court of Cassation.