3. Licenses

3.1. Software License

Original SiliconCompiler software is licensed under an Apache 2.0 license.

3.2. Documentation License

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

3.3. 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
GitPython	3.1.43	BSD License
MarkupSafe	2.1.5	BSD License
PyYAML	6.0.2	MIT License
aiohappyeyeballs	2.4.4	Other/Proprietary License; Python Software Foundation License
aiohttp	3.10.11	Apache Software License
aiosignal	1.3.1	Apache Software License
altair	5.4.1	BSD License
async-timeout	5.0.1	Apache Software License
attrs	24.2.0	MIT License
blinker	1.8.2	MIT License
cachetools	5.5.0	MIT License
certifi	2024.8.30	Mozilla Public License 2.0 (MPL 2.0)
charset-normalizer	3.4.0	MIT License
click	8.1.7	BSD License
defusedxml	0.7.1	Python Software Foundation License
distro	1.9.0	Apache Software License
frozenlist	1.5.0	Apache Software License
gitdb	4.0.11	BSD License
graphviz	0.20.3	MIT License
idna	3.10	BSD License
isodate	0.7.2	BSD License
jsonschema	4.23.0	MIT License
jsonschema-specifications	2023.12.1	MIT License
markdown-it-py	3.0.0	MIT License
mdurl	0.1.2	MIT License
multidict	6.1.0	Apache Software License
narwhals	1.17.0	MIT License
netifaces	0.11.0	MIT License
networkx	3.1	BSD License
numpy	1.24.4	BSD License
packaging	24.2	Apache Software License; BSD License
pandas	2.0.3	BSD License
pillow	10.4.0	Historical Permission Notice and Disclaimer (HPND)
propcache	0.2.0	Apache Software License
protobuf	5.29.1	3-Clause BSD License
psutil	6.1.0	BSD License
pyarrow	17.0.0	Apache Software License
pydeck	0.9.1	Apache License 2.0
pyparsing	3.1.4	MIT License
python-dateutil	2.9.0.post0	Apache Software License; BSD License
pytz	2024.2	MIT License
rdflib	7.1.1	BSD License
referencing	0.35.1	MIT License
requests	2.32.3	Apache Software License
rich	13.9.4	MIT License
rpds-py	0.20.1	MIT License
sc-leflib	0.4.0	Apache License 2.0
six	1.17.0	MIT License
smmap	5.0.1	BSD License
streamlit	1.40.1	Apache Software License
streamlit-agraph	0.0.45	UNKNOWN
streamlit-javascript	0.1.5	MIT License
streamlit-tree-select	0.0.5	UNKNOWN
tenacity	9.0.0	Apache Software License
toml	0.10.2	MIT License
tornado	6.4.2	Apache Software License
tzdata	2024.2	Apache Software License
urllib3	2.2.3	MIT License
watchdog	4.0.2	Apache Software License
yarl	1.15.2	Apache Software License
zipp	3.20.2	MIT 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