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@quantumlib

quantumlib

Google's open-source software for the quantum world.

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  1. Cirq Cirq Public

    A Python framework for creating, editing, and invoking Noisy Intermediate-Scale Quantum (NISQ) circuits.

    Python 4.5k 1.1k

  2. qsim qsim Public

    Schrödinger and Schrödinger-Feynman simulators for quantum circuits.

    C++ 523 167

  3. OpenFermion OpenFermion Public

    The electronic structure package for quantum computers.

    Python 1.6k 383

  4. ReCirq ReCirq Public

    Research using Cirq!

    Python 281 121

  5. Stim Stim Public

    A fast stabilizer circuit library.

    C++ 426 121

  6. Qualtran Qualtran Public

    Qᴜᴀʟᴛʀᴀɴ is a Python library for expressing and analyzing Fault Tolerant Quantum algorithms.

    Python 191 57

Repositories

Showing 10 of 16 repositories
  • OpenFermion Public

    The electronic structure package for quantum computers.

    quantumlib/OpenFermion’s past year of commit activity
    Python 1,557 Apache-2.0 383 78 (13 issues need help) 5 Updated Mar 9, 2025
  • OpenFermion-PySCF Public

    OpenFermion plugin to interface with the electronic structure package PySCF.

    quantumlib/OpenFermion-PySCF’s past year of commit activity
    Python 107 Apache-2.0 43 11 (1 issue needs help) 2 Updated Mar 8, 2025
  • OpenFermion-Psi4 Public

    OpenFermion plugin to interface with the electronic structure package Psi4.

    quantumlib/OpenFermion-Psi4’s past year of commit activity
    Python 84 LGPL-3.0 45 3 0 Updated Mar 8, 2025
  • OpenFermion-FQE Public

    The Fermionic Quantum Emulator (FQE) is a fermionic simulation research tool specializing in quantum circuits emulating fermion dynamics.

    quantumlib/OpenFermion-FQE’s past year of commit activity
    Python 62 Apache-2.0 26 14 1 Updated Mar 8, 2025
  • Cirq Public

    A Python framework for creating, editing, and invoking Noisy Intermediate-Scale Quantum (NISQ) circuits.

    quantumlib/Cirq’s past year of commit activity
    Python 4,466 Apache-2.0 1,072 247 (34 issues need help) 21 Updated Mar 7, 2025
  • ReCirq Public

    Research using Cirq!

    quantumlib/ReCirq’s past year of commit activity
    Python 281 Apache-2.0 121 30 7 Updated Mar 7, 2025
  • unitary Public

    API library providing common operations for adding quantum behaviors to games.

    quantumlib/unitary’s past year of commit activity
    OpenQASM 33 Apache-2.0 27 19 8 Updated Mar 7, 2025
  • qsim Public

    Schrödinger and Schrödinger-Feynman simulators for quantum circuits.

    quantumlib/qsim’s past year of commit activity
    C++ 523 Apache-2.0 167 51 9 Updated Mar 7, 2025
  • Qualtran Public

    Qᴜᴀʟᴛʀᴀɴ is a Python library for expressing and analyzing Fault Tolerant Quantum algorithms.

    quantumlib/Qualtran’s past year of commit activity
    Python 191 Apache-2.0 57 193 37 Updated Mar 7, 2025
  • TypedUnits Public

    A fast units and dimensions library with support for static dimensionality checking and protobuffer serialization.

    quantumlib/TypedUnits’s past year of commit activity
    Python 4 Apache-2.0 3 2 1 Updated Mar 7, 2025
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