Lawrence Livermore National Laboratory

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594 repositories

Tribol
Public
Modular interface physics library featuring state-of-the-art contact physics methods.
math-physics
C++
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MIT License
•8•30•24•9•Updated Aug 3, 2025Aug 3, 2025
SSAPy
Public
A Python package allowing for fast and precise orbital modeling.
python application
Python
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MIT License
•12•53•14•1•Updated Aug 3, 2025Aug 3, 2025
dapper
Public
Dependency Analysis Project - tools to discover implicit dependencies in source code and on systems
Python
•
MIT License
•3•16•15•1•Updated Aug 2, 2025Aug 2, 2025
datacrumbs
Public
A multi-level dataflow profiler for capture I/O calls from worklows.
Jupyter Notebook
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MIT License
•1•2•0•2•Updated Aug 2, 2025Aug 2, 2025
ExaCMech
Public
A GPU-friendly materials library with a focus on crystal plasticity methods
gpu math-physics
C++
•
BSD 3-Clause "New" or "Revised" License
•1•22•5•1•Updated Aug 2, 2025Aug 2, 2025
llnl.github.io
Public
Public home for LLNL software catalog
javascript jekyll website catalog portal gov
JavaScript
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MIT License
•56•60•12•0•Updated Aug 2, 2025Aug 2, 2025
ERF
Public
Energy Research and Forecasting Model
C++
•
Other
•52•1•0•0•Updated Aug 2, 2025Aug 2, 2025
dfanalyzer
Public
Layered data-flow analysis for HPC I/O.
deep-learning hpc multi-layer io-analysis
Jupyter Notebook
•
MIT License
•2•3•3•1•Updated Aug 2, 2025Aug 2, 2025
paraview_mcp
Public
ParaView-MCP integrates multimodal LLMs with ParaView via Model Context Protocol, enabling natural language control of scientific visualizations. The agent observes the viewport for visual feedback, making complex visualization tool accessible to all users while providing intelligent automation for experts.
Python
•
BSD 3-Clause "New" or "Revised" License
•5•10•0•0•Updated Aug 2, 2025Aug 2, 2025
UETOOLS
Public
Jupyter Notebook
•
GNU Lesser General Public License v2.1
•4•3•1•0•Updated Aug 1, 2025Aug 1, 2025
serac
Public
Serac 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•205•134•16•Updated Aug 1, 2025Aug 1, 2025
FPChecker
Public
A dynamic analysis tool to detect floating-point errors in HPC applications.
llvm cuda overflow clang exceptions floating-point infinity cancellation overflow-detection floating-point-arithmetic
Python
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Apache License 2.0
•6•37•11•2•Updated Aug 1, 2025Aug 1, 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++
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Other
•45•219•36•10•Updated Aug 1, 2025Aug 1, 2025
ContinuationSolvers
Public
C++
•
BSD 3-Clause "New" or "Revised" License
•0•0•0•1•Updated Aug 1, 2025Aug 1, 2025
thicket
Public
python performance hpc exploratory-data-analysis performance-analysis heterogeneous-computing
JavaScript
•
MIT License
•9•18•24•9•Updated Aug 1, 2025Aug 1, 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
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MIT License
•20•32•47•9•Updated Aug 1, 2025Aug 1, 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
•30•173•208•16•Updated Aug 1, 2025Aug 1, 2025
microbenchmarks
Public
Apache License 2.0
•0•0•0•1•Updated Aug 1, 2025Aug 1, 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.
solver parallel-computing scientific-computing high-performance-computing sensitivity-analysis time-integration ode-solver dae-solver nonlinear-equation-solver math-physics
C
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BSD 3-Clause "New" or "Revised" License
•152•586•36•6•Updated Aug 1, 2025Aug 1, 2025
spheral
Public
python simulations sph hydrodynamics astronomical-algorithms hydrodynamic-modeling llnl meshfree simulations-physics math-physics
C++
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BSD 3-Clause "New" or "Revised" License
•20•68•25•8•Updated Aug 1, 2025Aug 1, 2025
hubcast
Public
An event driven synchronization application for bridging GitHub and GitLab
ci gitlab-ci github-app
Python
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Apache License 2.0
•3•18•16•4•Updated Aug 1, 2025Aug 1, 2025
benchpark
Public
An open collaborative repository for reproducible specifications of HPC benchmarks and cross site benchmarking environments
benchmark hpc
Python
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Apache License 2.0
•34•51•102•28•Updated Aug 1, 2025Aug 1, 2025
RAJAPerf
Public
RAJA Performance Suite
c-plus-plus performance cpp programming-model llnl proxy-application raja
Jupyter Notebook
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BSD 3-Clause "New" or "Revised" License
•42•119•46•15•Updated Aug 1, 2025Aug 1, 2025
radiuss-shared-ci
Public
Shared Gitlab CI configuration for RADIUSS projects
Other
•4•6•5•1•Updated Aug 1, 2025Aug 1, 2025
quandary
Public
Optimal control for open quantum systems
C++
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MIT License
•12•53•5•2•Updated Aug 1, 2025Aug 1, 2025
RAJA
Public
RAJA Performance Portability Layer (C++)
c-plus-plus cpp parallel-computing blt programming-model portability radiuss raja llnl
C++
•
BSD 3-Clause "New" or "Revised" License
•105•528•205•33•Updated Jul 31, 2025Jul 31, 2025
exajugo
Public
ExaJuGO: Exascale Julia Grid Optimization
MATLAB
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MIT License
•0•3•1•6•Updated Jul 31, 2025Jul 31, 2025
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
•11•18•15•4•Updated Jul 31, 2025Jul 31, 2025
radiuss
Public
llnl radiuss software-portal llnl-open-source
CSS
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MIT License
•1•3•29•0•Updated Jul 31, 2025Jul 31, 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
C++
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Other
•15•43•11•6•Updated Jul 31, 2025Jul 31, 2025