[1] In 2002, he was a co-founder of and the lawyer for Ligue Odebi, a collective dedicated to defend French internet users in front of the LCEN and DAVDSI bills.

In 2004, he was a co-founder of and the lawyer for Audionautes, a nonprofit dedicated to defend internet users threatened by the music industry.

In 2005, for ETSI, he published a report on open source impacts on ICT standardization Archived 2007-10-20 at the Wayback Machine.

[15][16] He has also participated in several books, including in 2005, when he published the French translation of The Future of Ideas[17] by Lawrence Lessig.

In 2012, he published 80 propositions qui ne coûtent pas 80 milliards,[20] under the direction of Patrick Weil.

In April 2020, he co-published the forum entitles "StopCovid est un projet désastreux piloté par des apprentis sorciers" in Le Monde newspaper with sociologist Antonio Cassili and mathematician Paul-Olivier Dehaye, in which the authors claim that the French government is not authorized to consider treatment that will be made of this sensitive information resulting from COVID-19 contact tracing apps[21]