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@quantumlib

quantumlib

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

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  1. Cirq Cirq Public

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

    Python 4.6k 1.1k

  2. Qualtran Qualtran Public

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

    Python 217 71

  3. qsim qsim Public

    Schrödinger and Schrödinger-Feynman simulators for quantum circuits.

    C++ 563 176

  4. OpenFermion OpenFermion Public

    The electronic structure package for quantum computers.

    Python 1.6k 391

  5. Stim Stim Public

    A fast stabilizer circuit library.

    C++ 490 141

  6. ReCirq ReCirq Public

    Python modules for quantum computing applications and experiments using Cirq. Research using Cirq!

    Python 291 125

Repositories

Showing 10 of 17 repositories
  • tesseract-decoder Public

    A search-based decoder for quantum error correction (QEC)

    quantumlib/tesseract-decoder’s past year of commit activity
    C++ 51 Apache-2.0 9 2 1 Updated Jun 10, 2025
  • qsim Public

    Schrödinger and Schrödinger-Feynman simulators for quantum circuits.

    quantumlib/qsim’s past year of commit activity
    C++ 563 Apache-2.0 176 56 9 Updated Jun 9, 2025
  • Cirq Public

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

    quantumlib/Cirq’s past year of commit activity
    Python 4,612 Apache-2.0 1,112 157 (21 issues need help) 26 Updated Jun 9, 2025
  • unitary Public

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

    quantumlib/unitary’s past year of commit activity
    OpenQASM 37 Apache-2.0 28 19 6 Updated Jun 6, 2025
  • OpenFermion Public

    The electronic structure package for quantum computers.

    quantumlib/OpenFermion’s past year of commit activity
    Python 1,593 Apache-2.0 391 51 (6 issues need help) 3 Updated Jun 6, 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 217 Apache-2.0 71 201 33 Updated Jun 5, 2025
  • Stim Public

    A fast stabilizer circuit library.

    quantumlib/Stim’s past year of commit activity
    C++ 490 Apache-2.0 141 48 7 Updated Jun 3, 2025
  • ReCirq Public

    Python modules for quantum computing applications and experiments using Cirq. Research using Cirq!

    quantumlib/ReCirq’s past year of commit activity
    Python 291 Apache-2.0 125 27 6 Updated May 29, 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 5 Apache-2.0 3 2 1 Updated May 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 108 Apache-2.0 43 11 (1 issue needs help) 1 Updated Mar 31, 2025

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