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pyngspice - Python bindings for ngspice circuit simulator
=========================================================
Copyright (C) 2025 pyngspice contributors
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
Third-Party Licenses
====================
pyngspice statically links the ngspice circuit simulator, which contains
code under several licenses. See COPYING for the full ngspice license
details. Summary:
- ngspice core: Modified BSD (3-clause)
Copyright 1985-2018, Regents of the University of California and others
- XSPICE: Public domain (Georgia Tech Research Corporation)
Except src/xspice/icm/table: GPLv2 or later
- numparam (src/frontend/numparam): LGPLv2 or later
- KLU (src/maths/KLU): LGPLv2
- OSDI (src/osdi): Mozilla Public License 2.0
- cppduals (src/include/cppduals): Mozilla Public License 2.0
- admst (src/spicelib/devices/adms/admst): GPLv3
GPLv3 was chosen for pyngspice to ensure compatibility with all of
the above component licenses.