OpenSim is supported by the NIH through the Mobilize Center (P41 EB027060) and the Restore Center (P2C HD101913), and by the Wu Tsai Human Performance Alliance.
OpenSim has received previous support though the National Center for Simulation in Rehabilitation Research (NCSRR), which is a National Center for Medical Rehabilitation Research funded by NIH research infrastructure grant P2C HD065690. OpenSim was also supported by Simbios, the NIH National Center for Physics-Based Simulation of Biological Structures at Stanford, grant U54 GM072970, and by DARPA through the Warrior Web Program.
See the Authors page for a list of the many people who have contributed to the OpenSim project over the years.
OpenSim relies on a wide variety of third-party software (licenses are in parentheses):
- GUI:
- Java NetBeans (CDDL)
- JxBrowser (proprietary; JxBrowser Product License Agreement, with LGPL components; used in OpenSim 4.0 and above)
- Jetty (Apache License 2.0; used in OpenSim 4.0 and above)
- Jython (Python Software Foundation License Version 2)
- Apache XML Graphics (Apache License 2.0)
- VTK (BSD-3-Clause)
- JFreeChart/JCommon (LGPL)
- Java (Oracle Binary Code License Agreement)
- three.js (MIT)
- OpenSim Libraries and Application Programming Interface (API):
- Simbody (Apache License 2.0)
- TinyXML (zlib license)
- POSIX Threads for Windows (LGPL)
- GLUT (MIT/custom)/FreeGLUT
- LAPACK, BLAS
- LBFGS and LBFGSB (BSD-3-Clause)
- IPOPT (EPL-1.0)
- Biomechanical Toolkit (BSD-3-Clause)
- docopt.cpp (MIT)
- OpenMM Lepton (MIT)
- Simbody (Apache License 2.0)
The source code for LGPL components can be obtained from the links above.
The following software tools are used when building (compiling) OpenSim: