particle-transport

OpenMC Monte Carlo Code

Geant4 toolkit for the simulation of the passage of particles through matter - NIM A 506 (2003) 250-303

A curated list of open source projects used in nuclear science and engineering

Celeritas is a new Monte Carlo transport code designed to accelerate scientific discovery in high energy physics by improving detector simulation throughput and energy efficiency using GPUs.

Native plotting GUI for model design and verification

ENRICO: Exascale Nuclear Reactor Investigative COde

For shallow-water Lagrangian particle routing.

A Python-based Monte Carlo radiation transport code

Monte Carlo Simulation propagating charged Leptons through Media as C++ Library

THOR is a radiation transport code for unstructured meshes.

Two phase particle transport model simulating formation damage in porous media

Energy-dependent neutron transport Monte Carlo implemented in Rust.

Project repository for "An Open Source Nuclear Modeling Ecosystem to Support Fusion Pilot Plant Design" collaboration between MIT and ANL

This repository contains a beginner-friendly tutorial for OpenMC, a Monte Carlo particle transport simulation code widely used in nuclear engineering.

Verification, validation, and performance test suites for MC/DC

(M)onte Carlo (I)nteraction and (D)osimetry (S)imulation of (X)-Rays. WIP senior thesis project at Saint Vincent College.

Infrastructure for safely using OpenMC with LLMs

An open-source tool that converts EPICS datasets (EEDL, EADL, and EPDL) into structured HDF5 files, making evaluated electron-photon coupled physics data easy to use in Python-based simulations, analysis, and modern scientific workflows.

DECIMA (Data Extraction & Contextual Inference for MCNP Analysis) — MCNP PTRAC parsing, advanced analysis, and contextual inference tool combining a nuclear physics knowledge graph and an LLM-powered assistant to deliver accurate, no-code answers for neutron and photon transport simulations, built on the official MCNPTools library from LANL.

Geant4 detector simulation for a configurable liquid-argon volume, with ROOT truth/response output and GPS, GENIE, CORSIKA, MARLEY, BxDecay0 and background overlays.