Lawrence Livermore National Laboratory

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633 repositories

UEDGE
Public
2D fluid simulation of plasma and neutrals in magnetic fusion devices
simulation math-physics
Fortran
•
GNU Lesser General Public License v2.1
•22•45•16•6•Updated Jan 19, 2026Jan 19, 2026
zero-rk
Public
Zero-order Reaction Kinetics (Zero-RK) is a software package that simulates chemically reacting systems in a computationally efficient manner.
application chemistry cpp simulation
C++
•
BSD 3-Clause "New" or "Revised" License
•23•43•1•0•Updated Jan 19, 2026Jan 19, 2026
radiuss-docker
Public
Automated builds of Docker container bases for RADIUSS projects
Dockerfile
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MIT License
•0•2•4•2•Updated Jan 19, 2026Jan 19, 2026
benchpark
Public
An open collaborative repository for reproducible specifications of HPC benchmarks and cross site benchmarking environments
benchmark performance hpc
Python
•
Apache License 2.0
•42•63•134•29•Updated Jan 19, 2026Jan 19, 2026
WarpX
Public
WarpX is an advanced, time-based electromagnetic & electrostatic Particle-In-Cell code.
applications
C++
•
Other
•236•1•0•0•Updated Jan 19, 2026Jan 19, 2026
benchmarks
Public
Related to benchmarking activities for Advanced Simulation & Computing (ASC) Advanced Technology Systems
Creative Commons Attribution 4.0 International
•0•4•19•3•Updated Jan 18, 2026Jan 18, 2026
sundials
Public
Official development repository for SUNDIALS - a SUite of Nonlinear and DIfferential/ALgebraic equation Solvers. Pull requests are welcome for bug fixes and minor changes.
hpc solver parallel-computing scientific-computing high-performance-computing sensitivity-analysis time-integration ode-solver dae-solver nonlinear-equation-solver
C
•
BSD 3-Clause "New" or "Revised" License
•161•621•29•15•Updated Jan 18, 2026Jan 18, 2026
axom
Public
CS infrastructure components for HPC applications
c-plus-plus cpp fortran hpc parallel-computing llnl radiuss app-infrastructure
C++
•
BSD 3-Clause "New" or "Revised" License
•32•180•229•19•Updated Jan 18, 2026Jan 18, 2026
scaleupROM
Public
Scalable Reduced Order Model with Discontinuous Galerkin Domain Decomposition
math-physics
C++
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MIT License
•6•11•2•7•Updated Jan 18, 2026Jan 18, 2026
GPLaSDI
Public
Gaussian process-based interpretable latent space dynamics identification through deep autoencoder
pde math-physics
Python
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MIT License
•6•36•3•8•Updated Jan 17, 2026Jan 17, 2026
Tribol
Public
Modular interface physics library featuring state-of-the-art contact physics methods.
math-physics
C++
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MIT License
•8•36•27•6•Updated Jan 17, 2026Jan 17, 2026
ERF
Public
Energy Research and Forecasting Model
C++
•
Other
•57•1•0•0•Updated Jan 17, 2026Jan 17, 2026
RAJA
Public
RAJA Performance Portability Layer (C++)
c-plus-plus cpp parallel-computing blt programming-model portability raja llnl radiuss
C++
•
Other
•110•561•208•42•Updated Jan 17, 2026Jan 17, 2026
RAJAPerf
Public
RAJA Performance Suite
c-plus-plus performance cpp programming-model raja llnl proxy-application
Jupyter Notebook
•
Other
•51•129•62•23•Updated Jan 17, 2026Jan 17, 2026
quandary
Public
Optimal control for open quantum systems
applications
C++
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MIT License
•15•57•7•2•Updated Jan 17, 2026Jan 17, 2026
Umpire
Public
An application-focused API for memory management on NUMA & GPU architectures
cpp hpc gpu memory-management blt portability radiuss
C++
•
MIT License
•61•394•18•10•Updated Jan 17, 2026Jan 17, 2026
smith
Public
Smith is a high order nonlinear thermomechanical simulation code
cpp simulation finite-elements proxy-application math-physics
C++
•
BSD 3-Clause "New" or "Revised" License
•34•222•139•15•Updated Jan 17, 2026Jan 17, 2026
spheral
Public
python simulations sph hydrodynamics astronomical-algorithms hydrodynamic-modeling llnl meshfree simulations-physics math-physics
C++
•
BSD 3-Clause "New" or "Revised" License
•23•72•33•11•Updated Jan 17, 2026Jan 17, 2026
quandary-examples
Public
Examples for Quandary
Jupyter Notebook
•
MIT License
•0•1•0•1•Updated Jan 16, 2026Jan 16, 2026
CHAI
Public
Copy-hiding array abstraction to automatically migrate data between memory spaces
cpp gpu memory-management blt portability raja data-abstraction radiuss
C++
•
BSD 3-Clause "New" or "Revised" License
•23•110•23•15•Updated Jan 16, 2026Jan 16, 2026
dftracer
Public
A multi-level dataflow tracer for capturing I/O calls from workflows.
learning profiler deep io dlio
Jupyter Notebook
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MIT License
•12•20•17•2•Updated Jan 16, 2026Jan 16, 2026
ISO-DART
Public
ISO-DART: Independent System Operator Data Automated Request Tool
data energy grid power electricity iso-dart
Python
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MIT License
•7•15•0•0•Updated Jan 16, 2026Jan 16, 2026
mgmol
Public
MGmol is a scalable O(N) First-Principles Molecular Dynamics code that is capable of performing large-scale electronics structure calculations and molecular dynamics simulations of atomistic systems.
cpp simulation molecular-dynamics applications
C++
•
Other
•15•44•11•8•Updated Jan 16, 2026Jan 16, 2026
conduit
Public
Simplified Data Exchange for HPC Simulations
python yaml json cpp fortran hpc scientific-computing hdf5 data-management llnl
C++
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Other
•69•235•192•6•Updated Jan 16, 2026Jan 16, 2026
mphys-surrogate-model
Public
This repository contains python scripts for training latent-space machine learning representations of warm rain droplet microphysics
Python
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Other
•0•0•0•0•Updated Jan 16, 2026Jan 16, 2026
hiop
Public
HPC solver for nonlinear optimization problems
hpc optimization solver mpi cuda constrained-optimization nonlinear-programming-algorithms nonlinear-optimization nonlinear-programming interior-point-method
C++
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Other
•45•225•37•10•Updated Jan 16, 2026Jan 16, 2026
radiuss-shared-ci
Public
Shared Gitlab CI configuration for RADIUSS projects
radiuss
Other
•4•7•14•3•Updated Jan 16, 2026Jan 16, 2026
microbenchmarks
Public
C++
•
Apache License 2.0
•0•0•0•0•Updated Jan 16, 2026Jan 16, 2026
radiuss-spack-configs
Public
Shared spack configurations for RADIUSS projects
radiuss
Python
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MIT License
•11•3•0•3•Updated Jan 16, 2026Jan 16, 2026
hdbind
Public
Jupyter Notebook
•
MIT License
•1•4•0•0•Updated Jan 16, 2026Jan 16, 2026