Repositories list

• software-catalog

  Public

  ORNL/software-catalog’s past year of commit activity
  Home of the ORNL software catalog

  JavaScript

  •

  MIT License

  •55 forks•66 stars•11 issue•00 pull requests•Updated Apr 21, 2026Apr 21, 2026

• HeCBench

  Public
  benchmarkperformanceopenmp+ 6

  benchmarkperformanceopenmpcudahipportabilitysyclparallel-programmingheterogeneous-computing

  C++

  •

  BSD 3-Clause "New" or "Revised" License

  •107107 forks•286286 stars•33 issues•44 pull requests•Updated Apr 20, 2026Apr 20, 2026

• ExaGO

  Public

  ORNL/ExaGO’s past year of commit activity
  Optimal power flow analysis software.

  C++

  •

  Other

  •44 forks•88 stars•1111 issues•44 pull requests•Updated Apr 20, 2026Apr 20, 2026

• reno

  Public
  System dynamics modeling library for Python

  Jupyter Notebook

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  BSD 3-Clause "New" or "Revised" License

  •00 forks•33 stars•00 issues•00 pull requests•Updated Apr 20, 2026Apr 20, 2026

• OpenSAMPL

  Public
  Python

  •

  MIT License

  •11 fork•44 stars•11 issue•44 pull requests•Updated Apr 20, 2026Apr 20, 2026

• GridKit

  Public

  ORNL/GridKit’s past year of commit activity
  Modeling framework for power systems simulations and analysis.

  C++

  •

  Other

  •77 forks•1717 stars•4848 issues•1010 pull requests•Updated Apr 20, 2026Apr 20, 2026

• portUrb

  Public

  ORNL/portUrb’s past year of commit activity
  portUrb is a simple, fast, extensible portable C++ atmospheric LES model

  C++

  •

  BSD 2-Clause "Simplified" License

  •22 forks•22 stars•00 issues•00 pull requests•Updated Apr 20, 2026Apr 20, 2026

• MATEY

  Public

  ORNL/MATEY’s past year of commit activity
  Scalable open-source codebase for developing spatiotemporal foundation models for multiscale multiphysics systems

  Jupyter Notebook

  •

  MIT License

  •66 forks•55 stars•33 issues•33 pull requests•Updated Apr 20, 2026Apr 20, 2026

• cfd-verify

  Public

  ORNL/cfd-verify’s past year of commit activity
  A package to conduct solution verification for CFD

  Python

  •

  MIT License

  •11 fork•33 stars•1212 issues•11 pull request•Updated Apr 19, 2026Apr 19, 2026

• CabanaPD

  Public
  Peridynamics with the Cabana library

  high-performance-computingcomputational-mechanicskokkos+ 3

  high-performance-computingcomputational-mechanicskokkoscabanaperidynamicscomputational-materials-science

  C++

  •

  BSD 3-Clause "New" or "Revised" License

  •1717 forks•3434 stars•2525 issues•2525 pull requests•Updated Apr 16, 2026Apr 16, 2026

• HydraGNN

  Public
  Distributed PyTorch implementation of multi-headed graph convolutional neural networks

  machine-learning

  machine-learning

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •4141 forks•117117 stars•1313 issues•88 pull requests•Updated Apr 14, 2026Apr 14, 2026

• superneuroabm

  Public

  ORNL/superneuroabm’s past year of commit activity
  A GPU-based multi-agent simulation framework for neuromorphic computing

  Jupyter Notebook

  •

  BSD 3-Clause "New" or "Revised" License

  •33 forks•66 stars•1313 issues•44 pull requests•Updated Apr 13, 2026Apr 13, 2026

• TASMANIAN

  Public

  ORNL/TASMANIAN’s past year of commit activity
  The Toolkit for Adaptive Stochastic Modeling and Non-Intrusive ApproximatioN

  uncertainty-quantificationinverse-problemsreduced-order-models+ 1

  uncertainty-quantificationinverse-problemsreduced-order-modelshigh-order-approximation-models

  C++

  •

  Other

  •2727 forks•7474 stars•33 issues•00 pull requests•Updated Apr 13, 2026Apr 13, 2026

• mojito

  Public

  ORNL/mojito’s past year of commit activity
  Mojo performance portable parallel_for/parallel_reduce

  Mojo

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  MIT License

  •11 fork•33 stars•11 issue•00 pull requests•Updated Apr 13, 2026Apr 13, 2026

• SAGESim

  Public
  Python

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  MIT License

  •11 fork•33 stars•44 issues•00 pull requests•Updated Apr 13, 2026Apr 13, 2026

• HydraGNN_GFM_FineTuning4Materials

  Public
  Python

  •33 forks•22 stars•00 issues•00 pull requests•Updated Apr 10, 2026Apr 10, 2026

• DataFed

  Public
  A Federated Scientific Data Management System

  portalsdata-lifecycle-managementin-situ-and-in-transit-workflows

  portalsdata-lifecycle-managementin-situ-and-in-transit-workflows

  JavaScript

  •

  Other

  •1515 forks•2727 stars•556556 issues•1313 pull requests•Updated Apr 8, 2026Apr 8, 2026

• flowcept

  Public
  Runtime provenance for AI and scientific workflows—capture, enrich, and query workflow data via observability adapters and code annotation across edge, cloud, a…

  machine-learningbig-dataprovenance+ 16

  machine-learningbig-dataprovenancetensorboarddata-integrationscientific-workflowsdaskreproducibilityworkflowsparallel-processing+ 9

  Python

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  MIT License

  •77 forks•2222 stars•1717 issues•11 pull request•Updated Apr 3, 2026Apr 3, 2026

• ReSolve

  Public
  Library of GPU-resident linear solvers

  C++

  •

  Other

  •99 forks•7676 stars•3535 issues•33 pull requests•Updated Apr 2, 2026Apr 2, 2026

• DataFedDependencies

  Public

  ORNL/DataFedDependencies’s past year of commit activity
  Dependencies for DataFed Application

  Shell

  •00 forks•00 stars•22 issues•00 pull requests•Updated Apr 1, 2026Apr 1, 2026

• VisionHPC-SC26

  Public

  ORNL/VisionHPC-SC26’s past year of commit activity
  Artifact repository for SC26 for the VisionHPC paper.

  Python

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Mar 31, 2026Mar 31, 2026

• AdditiveFOAM

  Public
  A continuum physics code for additive manufacturing built on OpenFOAM

  openfoamsimulation-modelingfluid-flow+ 2

  openfoamsimulation-modelingfluid-flowheat-transportadditive-manufactering

  C++

  •

  Other

  •1515 forks•5858 stars•66 issues•33 pull requests•Updated Mar 26, 2026Mar 26, 2026

• Sci_PPFL_FM

  Public
  00 forks•11 star•00 issues•00 pull requests•Updated Mar 26, 2026Mar 26, 2026

• CANRate

  Public
  A tool for measuring the maximum stable rate of messages over a Controller Area Network

  Rust

  •

  GNU General Public License v3.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Mar 19, 2026Mar 19, 2026

• phenolitreview

  Public
  This tool is used for categorizing the literature in PubMed as containing or not containing computable phenotype metadata.

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Mar 19, 2026Mar 19, 2026

• VERTEX-CFD

  Public

  ORNL/VERTEX-CFD’s past year of commit activity
  VERTEX-CFD: a multi-physics solver for fusion applications.

  gpu-computingcfdmhd+ 4

  gpu-computingcfdmhdtrilinosturbulence-modelsfinite-element-methodslarge-eddy-simulation

  C++

  •

  BSD 3-Clause "New" or "Revised" License

  •88 forks•1212 stars•22 issues•33 pull requests•Updated Mar 13, 2026Mar 13, 2026

• curifactory

  Public
  An experiment workflow and organization tool.

  Python

  •

  BSD 3-Clause "New" or "Revised" License

  •00 forks•1818 stars•6060 issues•22 pull requests•Updated Mar 11, 2026Mar 11, 2026

• ORNL.github.io

  Public
  ORNL GitHub pages related to projects repos and members on the organization

  CSS

  •

  MIT License

  •1313 forks•44 stars•00 issues•00 pull requests•Updated Mar 9, 2026Mar 9, 2026

• superneuro

  Public
  Neuromorphic simulator with two modes of computation

  Jupyter Notebook

  •11 fork•1111 stars•11 issue•00 pull requests•Updated Mar 4, 2026Mar 4, 2026

• PDnetwork

  Public
  HTML

  •

  BSD 3-Clause "New" or "Revised" License

  •00 forks•00 stars•00 issues•11 pull request•Updated Mar 4, 2026Mar 4, 2026