Lawrence Livermore National Laboratory
For over 70 years, the Lawrence Livermore National Laboratory has applied science and technology to make the world a safer place.
Livermore, CA, USA
Pinned Repositories
blt
A streamlined CMake build system foundation for developing HPC software
Caliper
Caliper is an instrumentation and performance profiling library
conduit
Simplified Data Exchange for HPC Simulations
HPC-Tutorials
Future home of hpc-tutorials.llnl.gov
libROM
Data-driven model reduction library with an emphasis on large scale parallelism and linear subspace methods
RAJA
RAJA Performance Portability Layer (C++)
SAMRAI
Structured Adaptive Mesh Refinement Application Infrastructure - a scalable C++ framework for block-structured AMR application development
sundials
Official development repository for SUNDIALS - a SUite of Nonlinear and DIfferential/ALgebraic equation Solvers. Pull requests are welcome for bug fixes and minor changes.
Umpire
An application-focused API for memory management on NUMA & GPU architectures
zfp
Compressed numerical arrays that support high-speed random access
Lawrence Livermore National Laboratory's Repositories
LLNL/sundials
Official development repository for SUNDIALS - a SUite of Nonlinear and DIfferential/ALgebraic equation Solvers. Pull requests are welcome for bug fixes and minor changes.
LLNL/RAJA
RAJA Performance Portability Layer (C++)
LLNL/Caliper
Caliper is an instrumentation and performance profiling library
LLNL/Umpire
An application-focused API for memory management on NUMA & GPU architectures
LLNL/serac
Serac is a high order nonlinear thermomechanical simulation code
LLNL/axom
CS infrastructure components for HPC applications
LLNL/merlin
Machine Learning for HPC Workflows
LLNL/RAJAPerf
RAJA Performance Suite
LLNL/CHAI
Copy-hiding array abstraction to automatically migrate data between memory spaces
LLNL/spheral
LLNL/benchpark
An open collaborative repository for reproducible specifications of HPC benchmarks and cross site benchmarking environments
LLNL/quandary
Optimal control for open quantum systems
LLNL/Surfactant
Modular framework for file information extraction and dependency analysis to generate accurate SBOMs
LLNL/CARE
CHAI and RAJA provide an excellent base on which to build portable codes. CARE expands that functionality, adding new features such as loop fusion capability and a portable interface for many numerical algorithms. It provides all the basics for anyone wanting to write portable code.
LLNL/dapper
Dependency Analysis Project - tools to discover implicit dependencies in source code and on systems
LLNL/paraview_mcp
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.
LLNL/PyDV
PyDV: Python Data Visualizer
LLNL/UMT
UMT (Unstructured Mesh Transport) is an LLNL ASC proxy application (mini-app) that solves a thermal radiative transport equation using discrete ordinates (Sn). It utilizes an upstream corner balance method to compute the solution to the Boltzmann transport equation on unstructured spatial grids.
LLNL/radiuss-shared-ci
Shared Gitlab CI configuration for RADIUSS projects
LLNL/AC2Dr
2-D finite difference codes for acoustic wave simulations
LLNL/cmvl
Continuous Monitoring Visualization Library
LLNL/repligit
A Git client for mirroring multiple remotes without storing state
LLNL/Wintap-Analytics
A collection of various tooling for analyzing and inspecting Wintap data.
LLNL/radiuss-docker
Automated builds of Docker container bases for RADIUSS projects
LLNL/radiuss-spack-configs
Shared spack configurations for RADIUSS projects
LLNL/ERF
Energy Research and Forecasting Model
LLNL/WarpX
WarpX is an advanced, time-based electromagnetic & electrostatic Particle-In-Cell code.
LLNL/benchpark-tutorial
LLNL/microbenchmarks
LLNL/radiuss-aws-tutorials
AWS CloudFormation stack for deploying containerized tutorials.