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CNES's software catalog

Version imprimable

 The "Centre National d'Études Spatiales" has produced various software for the space projects. This software covers a broad range of topics, from normalization to space dynamics and simulation tools. Some were developed to support CNES internal needs and are now available to the public.


Two types of software products are distributed on this web site :

  • Free Software (or Libre Software): Users are guaranteed rights to use, study, modify and duplicate the software. They are distributed under standard free licenses.
  • Proprietary software: distributed in the form of freeware with or without source code access and with specific user licenses.

All this software products are published free of charge and without any warranty. They are all used within CNES and some of them have been validated operationally for several years. 

 For any question, please contact