Smilei is protected by a licence CeCILL, the french equivalent to the open-source Gnu GPL license.


This software is governed by the CeCILL-B license under French law and abiding by the rules of distribution of free software. You can use, modify and/ or redistribute the software under the terms of the CeCILL-B license as circulated by CEA, CNRS and INRIA at the following URL

More information here.

How to cite Smilei

Smilei’s development depends on its visibility from publications or presentations featuring its results. When publishing simulation results involving Smilei, please cite the following article:

J. Derouillat, A. Beck, F. Pérez, T. Vinci, M. Chiaramello, A. Grassi, M. Flé, G. Bouchard, I. Plotnikov, N. Aunai, J. Dargent, C. Riconda, M. Grech, SMILEI: a collaborative, open-source, multi-purpose particle-in-cell code for plasma simulation, Comput. Phys. Commun. 222, 351-373 (2018),

If help or changes in the code were obtained from Smilei developers, please acknowledge their participation in any subsequent publication or presentation.

If your publication makes significant use of Smilei, we will gladly list it in the Publications.