Skip to content

Currently available nuclear code packages and datasets

Below is a list of currently available codes with software and/or datasets on our GitLab platform. This table will be periodically updated as more content is onboarded.

The complete list of packages available at the NEA Data Bank is provided in our online programs catalog and the complete list of experimental results is provided in our online experiment catalog.

Software packages with NEA GitLab content

Code Description Restrictions Benchmarks Data
FINIX A fuel behaviour module that calculates the thermal and mechanical behaviour of a nuclear fuel rod during steady-state and transient conditions. Non-commercial IFPE
REFIT Fitting tool for measured neutron cross-section data, adjusting the nuclear parameters used in the multi-level R-matrix formalism as well as experimental parameters.
PENELOPE A Monte Carlo code for coupled electron-photon transport in arbitrary materials and complex quadric geometries. SINBAD
PHITS A general-purpose Monte Carlo radiation-transport code designed to track many particle types over broad ranges of energies.
SERPENT A three-dimensional continuous-energy Monte Carlo neutron and photon transport code, with built-in burnup calculation routine. Non-commercial ICSBEP JEFF-dev, Neutron
MCNP A general-purpose Monte Carlo radiation-transport code designed to track many particle types over broad ranges of energies. Not distributed ICSBEP JEFF
FISPACT-II An inventory and source-term code system employing the most up-to-date nuclear data forms for both neutron and charged-particle interactions. Non-commercial JEFF-dev, Multi-particle
SCALE A comprehensive tool set for criticality safety, reactor and lattice physics, radiation shielding, spent fuel and radioactive source term characterization, and sensitivity and uncertainty analysis. Not distributed ICSBEP(VALID) JEFF-dev, JEFF-3.3, JEFF-3.1.1
MVP/GMVP General-purpose continuous-energy and multigroup Monte Carlo tools for a wide range of modelling applications including eigenvalue calculations. ICSBEP