# Credits and license

The program has been written by Alexander Stukowski and other contributors and is licensed under the terms of the GNU General Public License (v3).

This manual has been written by Alexander Stukowski and is licensed under the terms of the GNU Free Documentation License.

The following third-party codes and libraries are used as part of OVITO:

- Qt and Qt Creator (GNU General Public License v3).

- Qwt (license).

- Boost library (license)

- Python (PSF license)

- Geogram library by Bruno Levy, INRIA - ALICE (license).

- Tachyon Parallel / Multiprocessor Ray Tracing System by John E. Stone (license).

- muParser by Ingo Berg (license).

- Botan library (BSD-2 license).

- Libav library (GNU General Public License v2).

- netCDF library (license).

- HDF5 library (license).

- Voro++ library by Chris Rycroft (license).

- zlib library

- Polyhedral Template Matching library by Peter Mahler Larsen (license).

- QCP rotation calculation method by Pu Liu and Douglas L. Theobald (license).

- GSD (General Simulation Data) I/O routines (license).

- pybind11 library (license).

- PyQt5 library (GNU General Public License v3).

- QScintilla2 library (GNU General Public License v3).

- Scintilla (license).

- Numpy (license).

- Matplotlib (license).

- FFTW (GNU General Public License).