18. Licenses

18.1. Software License

Original SiliconCompiler software is licensed under an Apache 2.0 license.

18.2. Documentation License

This document is released under a Creative Commons Attribution 4.0 International License.

18.3. Dependency Licenses

SC relies on the following Python dependencies, which are licensed as shown. Note this table includes dependencies of the dependencies directly declared by SiliconCompiler.

Name	Version	License
Jinja2	3.1.2	BSD License
MarkupSafe	2.1.2	BSD License
Pillow	9.4.0	Historical Permission Notice and Disclaimer (HPND)
PyYAML	6.0	MIT License
aiohttp	3.8.4	Apache Software License
aiosignal	1.3.1	Apache Software License
async-timeout	4.0.2	Apache Software License
asynctest	0.13.0	Apache Software License
attrs	22.2.0	MIT License
certifi	2022.12.7	Mozilla Public License 2.0 (MPL 2.0)
cffi	1.15.1	MIT License
charset-normalizer	3.1.0	MIT License
cryptography	39.0.2	Apache Software License; BSD License
defusedxml	0.7.1	Python Software Foundation License
distro	1.8.0	Apache Software License
frozenlist	1.3.3	Apache Software License
graphviz	0.20.1	MIT License
idna	3.4	BSD License
multidict	6.0.4	Apache Software License
netifaces	0.11.0	MIT License
numpy	1.21.6	BSD License
packaging	23.0	Apache Software License; BSD License
pandas	1.3.5	BSD License
psutil	5.9.4	BSD License
pycparser	2.21	BSD License
python-dateutil	2.8.2	Apache Software License; BSD License
pytz	2022.7.1	MIT License
requests	2.28.2	Apache Software License
six	1.16.0	MIT License
typing-extensions	4.5.0	Python Software Foundation License
urllib3	1.26.15	MIT License
yarl	1.8.2	Apache Software License

The precompiled SiliconCompiler wheels distributed on PyPI include the following bundled dependencies:

Name	License
Si2 LEF parser (distributed by OpenROAD)	Apache Software License
Surelog	Apache Software License