Palabos (http://www.palabos.org/index.php) is a free and open source general purpose CFD (computational fluid dynamics) solver based on the lattice Boltzmann method (LBM). Palabos code is based on C++ and can deal with Incompressible and comressible flows, thermal and non-thermal flows, free surface flows (VOF), single and multiple component multiphase flows. Parallelism possible via MPI. Palabos is managed by The FlowKit Ltd. technology company.