OpenFermion The open-source chemistry package for quantum computers https://quantumai.google/openfermion OpenFermion version 1.7.0 has been released. This new version contains new features, bug fixes, many dependency library updates, and overall repository upkeep. It's available from GitHub (https://github.com/quantumlib/OpenFermion) and PyPI (https://pypi.org/project/openfermion).