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    27 repositories

    • opensim-core

      Public
      SimTK OpenSim C++ libraries and command-line applications, and Java/Python wrapping.
      scienceengineeringsimulation
      scienceengineeringsimulationbiological-simulationscomputational-biologybiomechanicscomputational-sciencemusculoskeletal-models
      C++
      •
      Apache License 2.0
      •362•991•389•33•Updated Mar 13, 2026Mar 13, 2026

    • opensim-gui

      Public
      SimTK OpenSim graphical user interface and distribution.
      Java
      •
      Apache License 2.0
      •41•89•209•21•Updated Mar 12, 2026Mar 12, 2026

    • opensim-viewer

      Public
      Front end of web based viewer of OpenSim models, data
      JavaScript
      •
      Apache License 2.0
      •5•14•29•4•Updated Mar 9, 2026Mar 9, 2026

    • conda-opensim

      Public
      Recipe for building OpenSim 4.4+ conda packages
      Jupyter Notebook
      •12•11•3•13•Updated Feb 26, 2026Feb 26, 2026

    • opensim-visualizer

      Public
      OpenSim Visualizer for version 4.0
      Java
      •
      Apache License 2.0
      •7•1•2•1•Updated Feb 11, 2026Feb 11, 2026

    • opensim-viewer-backend

      Public
      Python
      •
      Apache License 2.0
      •1•2•2•2•Updated Jan 16, 2026Jan 16, 2026

    • opensim-models

      Public
      SimTK OpenSim models (.osim) and related example files that are distributed with OpenSim.
      HTML
      •55•82•18•7•Updated Nov 5, 2025Nov 5, 2025

    • opensim-rl

      Public
      Gym environments and examples for performing reinforcement learning with OpenSim models.
      Python
      •
      Apache License 2.0
      •0•2•0•0•Updated Oct 6, 2025Oct 6, 2025

    • opensim-moco

      Public archive
      Solve optimal control problems for musculoskeletal models using OpenSim and direct collocation.
      optimizationmotionbiomechanics
      optimizationmotionbiomechanicsmuscle-activityoptimal-control
      C++
      •
      Apache License 2.0
      •18•71•0•0•Updated Apr 10, 2025Apr 10, 2025

    • CMBBE2024

      Public
      Tutorials and resources for the OpenSim workshop at the 19th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering (CMBBE 2024)
      Jupyter Notebook
      •
      Apache License 2.0
      •1•5•0•0•Updated Aug 21, 2024Aug 21, 2024

    • BTKCore

      Public
      Core of the project to represent biomechanical data, file formats and data processing
      C++
      •
      Other
      •61•2•0•0•Updated Jul 9, 2024Jul 9, 2024

    • three.js

      Public
      JavaScript 3D library.
      JavaScript
      •
      MIT License
      •36k•0•17•3•Updated Jun 18, 2024Jun 18, 2024

    • casadi

      Public
      CasADi is a symbolic framework for numeric optimization implementing automatic differentiation in forward and reverse modes on sparse matrix-valued computationa…
      C++
      •
      GNU Lesser General Public License v3.0
      •434•0•0•0•Updated Jun 3, 2024Jun 3, 2024

    • opensim-moco-site

      Public
      This repository generates the OpenSim Moco website.
      SCSS
      •1•0•0•2•Updated Mar 7, 2024Mar 7, 2024

    • opensim-containers

      Public
      Containers for running OpenSim and utilities
      Dockerfile
      •
      Apache License 2.0
      •1•1•3•4•Updated Nov 28, 2023Nov 28, 2023

    • opensim-exchange

      Public
      Repository to contain files/utilities contributed by the user community to help each other
      Apache License 2.0
      •1•1•0•2•Updated May 9, 2023May 9, 2023

    • staged-recipes

      Public
      A place to submit conda recipes before they become fully fledged conda-forge feedstocks
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •5.8k•0•0•0•Updated Feb 24, 2022Feb 24, 2022

    • SCONE

      Public
      Open Source Software for Predictive Simulation of Biological Motion.
      simulationoptimizationtutorials
      simulationoptimizationtutorialsmusculoskeletal-models
      C++
      •
      GNU General Public License v3.0
      •12•69•1•0•Updated Mar 9, 2021Mar 9, 2021

    • ScapulothoracicJointPlugin

      Public
      Model of the human scapulothoracic joint using internal coordinates
      C++
      •
      Apache License 2.0
      •3•1•1•0•Updated Jul 3, 2020Jul 3, 2020

    • conda-opensim-moco

      Public
      Create a Conda Python package for OpenSim Moco.
      Shell
      •2•1•2•0•Updated May 27, 2020May 27, 2020

    • opensim-build-releases

      Public
      Build official binary distributions of the OpenSim application using Travis CI and AppVeyor
      Shell
      •1•1•2•0•Updated Feb 6, 2020Feb 6, 2020

    • ColPack

      Public
      A Graph Coloring Algorithm Package
      C++
      •
      GNU Lesser General Public License v3.0
      •54•0•0•0•Updated Oct 28, 2019Oct 28, 2019

    • dat.gui

      Public
      dat.gui is a lightweight controller library for JavaScript.
      JavaScript
      •
      Apache License 2.0
      •1.1k•0•0•0•Updated May 7, 2018May 7, 2018

    • teaching-git

      Public
      Materials to teach Git to OpenSim's developers and contributors
      HTML
      •2•3•0•0•Updated Jun 9, 2017Jun 9, 2017

    • docopt.cpp

      Public
      C++11 port of docopt
      C++
      •
      Boost Software License 1.0
      •146•0•0•0•Updated Sep 6, 2016Sep 6, 2016

    • opensim-metabolicsprobes

      Public
      An OpenSim plugin containing modified Umberger2010MuscleMetabolicsProbe and Bhargava2004MuscleMetabolicsProbe for use in OpenSim 3.1 and 3.2. (DEPRECATED: these…
      C++
      •
      Apache License 2.0
      •2•2•1•0•Updated Mar 10, 2015Mar 10, 2015

    • opensim2git

      Public
      Converting the SimTK OpenSim SVN repository into git repositories.
      Python
      •2•0•0•1•Updated Jun 12, 2014Jun 12, 2014