Open Source Activities

Main projects

I'm the founder, or a cofounder, of several open source projects:

Still active

  • Olapy (2017): an experimental OLAP engine based on Pandas.
  • Abilian SBE (2012): Abilian Social Business Engine - an enterprise social networking / collaboration platform.
  • Apache Stanbol (2008): a set of reusable components for semantic content management.
  • Apache Chemistry (2007): an open source implementations of the Content Management Interoperability Services (CMIS) specification.
  • Nuxeo EP (2007): an ECM (Enterprise Content Management) platform.


  • Nuxeo CPS (2002): a Zope-based platform to build intranet and document management applications. Nuxeo CPS was replaced in 2007 by Nuxeo EP (see above). The code is archived here.

Other projects

I'm also a maintainer of several open source projects:

  • Tentakel: a program for executing the same command on many hosts in parallel using various remote methods, which can be useful when managing a few servers.


I have founded and organized the following conferences:

I have organised the following workshops:

  • Le Mooc (2013)
  • JavaScript en Entreprise (2011)
  • Cloud Open Source (2010)

I have been an co-organiser of the following conferences:

  • Paris Open Source Summit (2015-2019)
  • Open World Forum (2008-2014)

I have been a program commitee member of the following conferences:

  • OSS (2017-2021)
  • Linux Expo / Solutions Linux (1999-2014)