PhysX

NVIDIA PhysX SDK

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NVIDIA PhysX

Copyright & License

Copyright (c) 2008-2025 NVIDIA Corporation. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:

  • Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
  • Redistributions in binary form must reproduce the above copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
  • Neither the name of NVIDIA CORPORATION nor the names of its
    contributors may be used to endorse or promote products derived
    from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS "AS IS" AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Please also see license files in the root folder and in the respective subfolders.

Content

This repo contains:

Directory Description
ovphysx/ ovphysx — C API with Python bindings for USD physics simulation with DLPack tensor interop (pip install ovphysx)
physx/ PhysX SDK — real-time physics simulation engine
omni/ Omniverse PhysX extensions for Kit-based applications

ovphysx

Release Compatibility
0.5 PhysX SDK 5.10.0
0.4 PhysX SDK 5.9.0
0.3 PhysX SDK 5.9.0
0.2 PhysX SDK 5.8.0

Omniverse PhysX Extensions and PhysX SDK

Release Compatibility
110.1 and 5.9.0 IsaacSim 6.0.0
110.0 and 5.8.0 IsaacSim 6.0.0-dev2
109.0 and 5.7.0 IsaacSim 6.0.0-dev
107.3 and 5.6.1 IsaacSim 5.1.0

Additional simulation libraries:

Directory Description
blast/ Blast SDK — destruction and fracture simulation
flow/ Flow SDK — fluid and fire simulation

Support

  • Please use GitHub Discussions for questions and comments.
  • GitHub Issues should only be used for bug reports or documentation issues.
  • You can also ask questions in the NVIDIA Omniverse #physics Discord Channel.