Lawrence Livermore National Laboratory

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621 repositories

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
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BSD 3-Clause "New" or "Revised" License
•156•606•30•5•Updated Oct 25, 2025Oct 25, 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•16•4•Updated Oct 25, 2025Oct 25, 2025
Silo
Public
Mesh and Field I/O Library and Scientific Database
database storage scientific-visualization
C
•
Other
•26•34•111•4•Updated Oct 25, 2025Oct 25, 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++
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BSD 3-Clause "New" or "Revised" License
•23•42•1•0•Updated Oct 25, 2025Oct 25, 2025
WarpX
Public
WarpX is an advanced, time-based electromagnetic & electrostatic Particle-In-Cell code.
applications
C++
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Other
•225•1•0•0•Updated Oct 25, 2025Oct 25, 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•176•219•18•Updated Oct 25, 2025Oct 25, 2025
axom_data
Public
Input data for axom tests and examples
Python
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BSD 3-Clause "New" or "Revised" License
•4•3•0•3•Updated Oct 25, 2025Oct 25, 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
•22•70•27•8•Updated Oct 24, 2025Oct 24, 2025
maestrowf
Public
A tool to easily orchestrate general computational workflows both locally and on supercomputers
python workflow hpc workflows science-research simulation-study workflow-processes radiuss
Python
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MIT License
•44•150•65•14•Updated Oct 24, 2025Oct 24, 2025
llnl.github.io
Public
Public home for LLNL software catalog
javascript jekyll website catalog portal gov
JavaScript
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MIT License
•58•60•15•1•Updated Oct 24, 2025Oct 24, 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•223•37•9•Updated Oct 24, 2025Oct 24, 2025
PYB11Generator
Public
PYB11Generator is a python based code generator that creates pybind11 code for binding C++ libraries as extensions in Python.
python cpp
Python
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BSD 3-Clause "New" or "Revised" License
•4•20•0•1•Updated Oct 24, 2025Oct 24, 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•132•32•Updated Oct 24, 2025Oct 24, 2025
SNLS
Public
GPU-friendly Small Non-Linear Solvers (SNLS)
solver math-physics
C++
•
BSD 3-Clause "New" or "Revised" License
•3•17•3•0•Updated Oct 24, 2025Oct 24, 2025
dapper
Public
Dependency Analysis Project - tools to discover implicit dependencies in source code and on systems
hacktoberfest
Python
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MIT License
•4•17•19•2•Updated Oct 24, 2025Oct 24, 2025
fudge
Public
For Updating Data and Generating Evaluations (FUDGE): LLNL code for managing nuclear data
python application
Python
•
Other
•8•31•3•4•Updated Oct 24, 2025Oct 24, 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
•23•36•52•13•Updated Oct 24, 2025Oct 24, 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++
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Other
•15•42•11•5•Updated Oct 24, 2025Oct 24, 2025
pydftracer
Public
This repository contains the python binding for DFTracer
Python
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MIT License
•1•1•0•0•Updated Oct 24, 2025Oct 24, 2025
Wintap
Public
An extensible host-based agent for Windows.
C#
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MIT License
•2•16•0•0•Updated Oct 24, 2025Oct 24, 2025
microbenchmarks
Public
C++
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Apache License 2.0
•0•0•0•1•Updated Oct 24, 2025Oct 24, 2025
inq
Public
This is a mirror. Please check our main website on gitlab.
dft hpc llnl exchange-correlation-functionals math-physics gpu-parallelization inq
C++
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Mozilla Public License 2.0
•5•28•1•1•Updated Oct 24, 2025Oct 24, 2025
smith
Public
Smith is a high order nonlinear thermomechanical simulation code
cpp simulation finite-elements proxy-application math-physics
C++
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BSD 3-Clause "New" or "Revised" License
•34•214•137•16•Updated Oct 24, 2025Oct 24, 2025
romweb
Public
Reduced order model (ROM) website
Less
•0•1•0•0•Updated Oct 24, 2025Oct 24, 2025
quandary
Public
Optimal control for open quantum systems
applications
C++
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MIT License
•13•54•5•5•Updated Oct 24, 2025Oct 24, 2025
mpibind
Public
Pragmatic, Productive, and Portable Affinity for HPC
linux productivity performance hpc gpu parallel openmp mpi parallel-computing scientific-computing
C
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MIT License
•9•49•4•1•Updated Oct 23, 2025Oct 23, 2025
RAJAPerf
Public
RAJA Performance Suite
c-plus-plus performance cpp programming-model raja llnl proxy-application
Jupyter Notebook
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BSD 3-Clause "New" or "Revised" License
•47•125•58•22•Updated Oct 23, 2025Oct 23, 2025
treescape
Public
Jupyter Notebook
•
MIT License
•0•0•3•0•Updated Oct 23, 2025Oct 23, 2025
ctm
Public
Common Electric Power Transmission System Model
C++
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MIT License
•0•3•1•1•Updated Oct 23, 2025Oct 23, 2025
ExaCA
Public
Cellular automata code for alloy nucleation and solidification written with Kokkos
cellular-automata kokkos microstructure additive-manufacturing computational-materials-science
C++
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MIT License
•28•77•7•3•Updated Oct 23, 2025Oct 23, 2025