Introduction ============ **pySBOL3** provides Python interfaces and their implementation for `Synthetic Biology Open Language (SBOL) `_. The current version of pySBOL3 implements `SBOL 3.0 `_. The module provides an API to work with SBOL objects, and the ability to read and write SBOL version 3 files in a variety of RDF formats. pySBOL3 supports Python 3.7 or later. pySBOL3 does not support Python 2. pySBOL3 is made freely available under the `Apache 2.0 license `_. To install, go to the `installation `_ page. * The source code of pySBOL3 is available on `GitHub `_. * Any problems or feature requests for pySBOL2 should be reported on the `GitHub issue tracker `_. pySBOL3 is brought to you by `Bryan Bartley `_, `Tom Mitchell `_, and SBOL Developers. Development has been supported by the NSF through the `Synthetic Biology Open Language Resource `_ collaborative award. Development has been supported under the DARPA `Synergistic Discovery & Design (SD2) `_ Program under Air Force Research Laboratory (AFRL) contract #FA875017CO184. .. figure:: ../logo.jpg :align: center :figclass: align-center