VTK

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License ​

VTK is distributed under the BSD 3-Clause License, making it free to use in both open-source and commercial applications.

BSD 3-Clause License ​

The BSD 3-Clause License permits:

  • Commercial use — Use VTK in proprietary software
  • Modification — Modify the source code to suit your needs
  • Distribution — Redistribute VTK in source or binary form
  • Private use — Use VTK for private, non-distributed projects

The only requirements are:

  • Retain the copyright notice in source distributions
  • Retain the copyright notice in binary distributions (in documentation or other materials)
  • Do not use the names of the copyright holders to endorse derived products without permission

Full License Text ​

The complete license text is available in the VTK source repository.

Third-Party Licenses ​

VTK includes several third-party libraries, each with their own compatible open-source licenses. Details are available in the source repository.