Lawrence Livermore National Laboratory

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625 repositories

Umpire
Public
An application-focused API for memory management on NUMA & GPU architectures
cpp hpc gpu memory-management blt portability radiuss
C++
•
MIT License
•60•385•20•9•Updated Nov 13, 2025Nov 13, 2025
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•109•23•15•Updated Nov 13, 2025Nov 13, 2025
Caliper
Public
Caliper is an instrumentation and performance profiling library
performance cpp hpc instrumentation trace performance-analysis performance-monitoring caliper annotation-apis radiuss
C++
•
BSD 3-Clause "New" or "Revised" License
•73•392•28•12•Updated Nov 13, 2025Nov 13, 2025
radiuss-spack-configs
Public
Shared spack configurations for RADIUSS projects
radiuss
Python
•
MIT License
•10•2•0•3•Updated Nov 13, 2025Nov 13, 2025
Silo
Public
Mesh and Field I/O Library and Scientific Database
database storage scientific-visualization
C
•
Other
•27•35•101•2•Updated Nov 13, 2025Nov 13, 2025
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
•159•609•33•9•Updated Nov 13, 2025Nov 13, 2025
radiuss-aws-tutorials
Public
AWS CloudFormation stack for deploying containerized tutorials.
tutorials radiuss
Python
•
MIT License
•0•0•0•1•Updated Nov 13, 2025Nov 13, 2025
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
•31•178•231•21•Updated Nov 13, 2025Nov 13, 2025
llnl.github.io
Public
Public home for LLNL software catalog
javascript jekyll website catalog portal gov
JavaScript
•
MIT License
•58•60•14•0•Updated Nov 13, 2025Nov 13, 2025
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•42•1•0•Updated Nov 13, 2025Nov 13, 2025
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
•39•60•133•31•Updated Nov 13, 2025Nov 13, 2025
spheral
Public
python simulations sph hydrodynamics astronomical-algorithms hydrodynamic-modeling llnl meshfree simulations-physics math-physics
C++
•
BSD 3-Clause "New" or "Revised" License
•22•70•30•9•Updated Nov 13, 2025Nov 13, 2025
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++
•
Other
•45•224•37•9•Updated Nov 13, 2025Nov 13, 2025
pEyeON
Public
Repository for the EyeON file manifest tool
Python
•
MIT License
•1•4•4•4•Updated Nov 13, 2025Nov 13, 2025
protein_tune_rl
Public
Protein design with infilling language models and reinforcement learning — for antibodies and beyond.
reinforcement-learning alignment protein-design antibody-design
Python
•
MIT License
•0•8•0•0•Updated Nov 12, 2025Nov 12, 2025
elastic-stacker
Public
A tool for importing and exporting Elastic Stack configuration to and from files.
Python
•
Apache License 2.0
•1•5•7•1•Updated Nov 12, 2025Nov 12, 2025
Surfactant
Public
Modular framework for file information extraction and dependency analysis to generate accurate SBOMs
python tool static-analysis dependency-analysis dependency-graph python3 dependencies spdx hacktoberfest software-composition-analysis
Python
•
MIT License
•23•36•52•13•Updated Nov 12, 2025Nov 12, 2025
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
•35•217•135•15•Updated Nov 12, 2025Nov 12, 2025
RAJA
Public
RAJA Performance Portability Layer (C++)
c-plus-plus cpp parallel-computing blt programming-model portability raja llnl radiuss
C++
•
BSD 3-Clause "New" or "Revised" License
•109•543•210•35•Updated Nov 12, 2025Nov 12, 2025
camp
Public
Compiler agnostic metaprogramming library providing concepts, type operations and tuples for C++ and cuda
cpp
C++
•
Other
•19•92•28•9•Updated Nov 12, 2025Nov 12, 2025
ERF
Public
Energy Research and Forecasting Model
C++
•
Other
•55•1•0•0•Updated Nov 12, 2025Nov 12, 2025
SAMRAI
Public
Structured Adaptive Mesh Refinement Application Infrastructure - a scalable C++ framework for block-structured AMR application development
cpp hpc parallel-computing scientific-computing amr adaptive-mesh-refinement math-physics radiuss
C++
•
Other
•86•234•51•6•Updated Nov 12, 2025Nov 12, 2025
Tribol
Public
Modular interface physics library featuring state-of-the-art contact physics methods.
math-physics
C++
•
MIT License
•8•32•28•7•Updated Nov 12, 2025Nov 12, 2025
ExaConstit
Public
A crystal plasticity FEM code that runs on the GPU
application gpu finite-elements math-physics mfem
C++
•
BSD 3-Clause "New" or "Revised" License
•16•57•7•0•Updated Nov 12, 2025Nov 12, 2025
SEAMsurrogates
Public
Shared Education in Artificial intelligence and Machine learning (SEAM) professional development course on "Surrogate Modeling and Design Optimization," as designed at LLNL.
Python
•
Other
•0•4•2•0•Updated Nov 12, 2025Nov 12, 2025
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•43•11•6•Updated Nov 12, 2025Nov 12, 2025
shroud
Public
Shroud: generate Fortran and Python wrappers for C and C++ libraries
python c c-plus-plus cpp fortran language-bindings build-tools radiuss
Fortran
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BSD 3-Clause "New" or "Revised" License
•7•94•11•0•Updated Nov 12, 2025Nov 12, 2025
GPLaSDI
Public
Gaussian process-based interpretable latent space dynamics identification through deep autoencoder
pde math-physics
Python
•
MIT License
•6•35•3•8•Updated Nov 11, 2025Nov 11, 2025
Wintap
Public
An extensible host-based agent for Windows.
C#
•
MIT License
•2•17•0•2•Updated Nov 11, 2025Nov 11, 2025
PolyClipper
Public
PolyClipper provides methods to clip arbitrary polygons (in 2D) and polyhedra (in 3D) by planes.
math-physics
C++
•
BSD 3-Clause "New" or "Revised" License
•2•25•2•0•Updated Nov 11, 2025Nov 11, 2025