Issues, requests, and questions

There are several ways of reporting problems, requesting features, or just asking questions about Cirq. If you've encountered a problem, or you're not sure whether a certain behavior is buggy, or if you have other requests or questions, please feel free to use one of the options described below.

Issue tracker on GitHub

Project Issue tracker
Cirq https://github.com/quantumlib/Cirq/issues
OpenFermion https://github.com/quantumlib/OpenFermion/issues
qsim https://github.com/quantumlib/qsim/issues
Qualtran https://github.com/quantumlib/Qualtran/issues
ReCirq https://github.com/quantumlib/ReCirq/issues
Stim https://github.com/quantumlib/Stim/issues
TensorFlow Quantum https://github.com/tensorflow/quantum/issues
Tesseract Decoder https://github.com/quantumlib/Tesseract-decoder/issues

To report an issue or request a feature in one of our open-source projects, first check if there is already an open issue similar or identical to your report or request at the relevant issue tracker listed above. If there is, there's no need to file a new issue – although you're welcome to add a comment on the existing issue to mention that you also have the same problem or request. If the issue or request has not been filed before, please file a new issue using the green "New issue" button on the appropriate issue page listed above. Thanks for helping to improve open-source quantum software!

Developers' virtual meeting – Cirq Cynq

You may also be interested in joining Cirq Cynq, our biweekly virtual meeting of contributors. It's a forum to discuss everything from issues to ongoing efforts, as well as to ask questions. Become a member of cirq-dev to get an automatic meeting invitation.

Quantum Computing Stack Exchange

The Quantum Computing Stack Exchange is a community discussion space for people interested in quantum computing. You can read questions and answers from other people, as well as ask your own. Make sure to tag Cirq questions with the cirq tag!

Email

For any questions or concerns not addressed here, please email quantum-oss-maintainers@google.com.