Repositories list

• software-catalog

  Public
  Home of the ORNL software catalog

  JavaScript

  •

  MIT License

  •5•6•1•0•Updated Dec 1, 2025Dec 1, 2025

• GridKit

  Public

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

  C++

  •

  Other

  •7•16•33•5•Updated Nov 30, 2025Nov 30, 2025

• ScalableWorkflow_VASP_Calculations

  Public
  Scalable workflow to generate VASP input cases with randomized atomic structures for solid solution binary and ternary alloys that span the entire compositional range

  Python

  •

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

  •1•7•0•0•Updated Nov 26, 2025Nov 26, 2025

• curifactory

  Public
  An experiment workflow and organization tool.

  Python

  •

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

  •0•18•60•2•Updated Nov 25, 2025Nov 25, 2025

• DataFed

  Public
  A Federated Scientific Data Management System

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

  JavaScript

  •

  Other

  •16•28•544•20•Updated Nov 25, 2025Nov 25, 2025

• reno

  Public
  System dynamics modeling library for Python

  Python

  •

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

  •0•2•0•0•Updated Nov 25, 2025Nov 25, 2025

• superneuroabm

  Public
  A GPU-based multi-agent simulation framework for neuromorphic computing

  Jupyter Notebook

  •

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

  •2•5•15•3•Updated Nov 25, 2025Nov 25, 2025

• CaptureFOAM

  Public
  Fast, accurate simulations of direct air capture

  C++

  •

  Other

  •0•0•0•3•Updated Nov 25, 2025Nov 25, 2025

• ReSolve

  Public
  Library of GPU-resident linear solvers

  C++

  •

  Other

  •6•72•37•4•Updated Nov 24, 2025Nov 24, 2025

• portUrb

  Public

  ORNL/portUrb’s past year of commit activity
  C++

  •

  BSD 2-Clause "Simplified" License

  •0•2•0•0•Updated Nov 24, 2025Nov 24, 2025

• DataFedDependencies

  Public
  Dependencies for DataFed Application

  Shell

  •0•0•3•1•Updated Nov 24, 2025Nov 24, 2025

• Equilipy

  Public

  ORNL/Equilipy’s past year of commit activity
  Open-source python package for multicomponent multiphase equilibrium CALPHAD calculations

  pythoncalphad

  Fortran

  •

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

  •3•28•0•0•Updated Nov 21, 2025Nov 21, 2025

• cpp-proposals-pub

  Public
  Collaborating on papers for the ISO C++ committee - public repo

  HTML

  •25•27•127•13•Updated Nov 21, 2025Nov 21, 2025

• SAGESim

  Public
  Python

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  MIT License

  •0•2•6•1•Updated Nov 20, 2025Nov 20, 2025

• intersect-architecture

  Public
  XSLT

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  Creative Commons Attribution 4.0 International

  •0•4•3•8•Updated Nov 20, 2025Nov 20, 2025

• CabanaPD

  Public
  Peridynamics with the Cabana library

  high-performance-computingcomputational-mechanicskokkos+ 3cabanaperidynamicscomputational-materials-science

  C++

  •

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

  •16•30•21•16•Updated Nov 17, 2025Nov 17, 2025

• flowcept

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

  machine-learningbig-dataprovenance+ 16tensorboarddata-integrationscientific-workflowsdaskreproducibilityworkflowsparallel-processing+ 9

  Python

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  MIT License

  •6•8•21•0•Updated Nov 14, 2025Nov 14, 2025

• OpenSAMPL

  Public
  Python

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  MIT License

  •0•3•0•2•Updated Nov 10, 2025Nov 10, 2025

• superneuromat

  Public
  A matrix-based simulator for neuromorphic computing.

  Python

  •

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

  •5•3•15•0•Updated Nov 9, 2025Nov 9, 2025

• TASMANIAN

  Public
  The Toolkit for Adaptive Stochastic Modeling and Non-Intrusive ApproximatioN

  uncertainty-quantificationinverse-problemsreduced-order-models+ 1high-order-approximation-models

  C++

  •

  Other

  •25•72•5•0•Updated Nov 8, 2025Nov 8, 2025

• ORNL.github.io

  Public

  ORNL/ORNL.github.io’s past year of commit activity
  ORNL GitHub pages related to projects repos and members on the organization

  CSS

  •

  MIT License

  •12•3•0•1•Updated Nov 8, 2025Nov 8, 2025

• VERTEX-CFD

  Public
  VERTEX-CFD: a multi-physics solver for fusion applications.

  gpu-computingcfdmhd+ 4trilinosturbulence-modelsfinite-element-methodslarge-eddy-simulation

  C++

  •

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

  •7•12•2•3•Updated Nov 7, 2025Nov 7, 2025

• test-2025-11-06

  Public
  0•0•0•0•Updated Nov 6, 2025Nov 6, 2025

• QuantumChains

  Public
  MIT License

  •0•0•0•0•Updated Nov 5, 2025Nov 5, 2025

• HydraGNN

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

  machine-learning

  Python

  •

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

  •38•93•13•8•Updated Nov 2, 2025Nov 2, 2025

• certified

  Public

  ORNL/certified’s past year of commit activity
  The missing certificate infrastructure for web APIs.

  microservicesx509fastapi

  Python

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

  •0•1•0•0•Updated Oct 29, 2025Oct 29, 2025

• AdditiveFOAM

  Public
  A continuum physics code for additive manufacturing built on OpenFOAM

  openfoamsimulation-modelingfluid-flow+ 2heat-transportadditive-manufactering

  C++

  •

  Other

  •12•45•7•3•Updated Oct 27, 2025Oct 27, 2025

• ORMATEX

  Public
  Oak Ridge Matrix Exponential toolkit

  pythonrustmatrix+ 6odeexponentialordinary-differential-equationstime-integrationode-solverjax

  Python

  •

  Other

  •1•24•0•0•Updated Oct 23, 2025Oct 23, 2025

• MatRIS

  Public
  MatRIS: A heterogenous Math library using IRIS run-time

  Jupyter Notebook

  •

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

  •0•1•0•0•Updated Oct 23, 2025Oct 23, 2025

• picker-xl

  Public
  Python scripts for using the PickerXL model, which operates on seismic single station data to pick primary and secondary waves.

  Python

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  GNU General Public License v3.0

  •2•5•0•0•Updated Oct 21, 2025Oct 21, 2025