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    <title>Polystacks - Open Source Quantum Ecosystem Updates</title>
    <link>https://polystacks.dev</link>
    <description>Latest quantum computing projects, packages, frameworks, and curated showcases from Polystacks.</description>
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    <lastBuildDate>Sat, 24 Oct 2026 05:01:33 GMT</lastBuildDate>
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    <item>
      <title>Cirq: Building Quantum Circuits the Google Way</title>
      <link>https://polystacks.dev/showcases/cirq-googles-quantum-framework</link>
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      <description><![CDATA[How Google's framework powers cutting-edge quantum research]]></description>
      <pubDate>Thu, 12 Feb 2026 00:00:00 GMT</pubDate>
      <author>Marqov Team</author>
      <category>showcase</category>
    </item>
    <item>
      <title>Qiskit: The Most Comprehensive Quantum SDK</title>
      <link>https://polystacks.dev/showcases/qiskit-the-quantum-sdk</link>
      <guid isPermaLink="true">https://polystacks.dev/showcases/qiskit-the-quantum-sdk</guid>
      <description><![CDATA[How IBM's open source framework became the industry standard]]></description>
      <pubDate>Thu, 05 Feb 2026 00:00:00 GMT</pubDate>
      <author>Marqov Team</author>
      <category>showcase</category>
    </item>
    <item>
      <title>PennyLane: Where Quantum Meets Machine Learning</title>
      <link>https://polystacks.dev/showcases/pennylane-quantum-ml</link>
      <guid isPermaLink="true">https://polystacks.dev/showcases/pennylane-quantum-ml</guid>
      <description><![CDATA[The framework bridging quantum computing and automatic differentiation]]></description>
      <pubDate>Thu, 29 Jan 2026 00:00:00 GMT</pubDate>
      <author>Marqov Team</author>
      <category>showcase</category>
    </item>
    <item>
      <title>Mitiq: Making Noisy Quantum Computers Useful</title>
      <link>https://polystacks.dev/showcases/mitiq-error-mitigation</link>
      <guid isPermaLink="true">https://polystacks.dev/showcases/mitiq-error-mitigation</guid>
      <description><![CDATA[Open source error mitigation for the NISQ era]]></description>
      <pubDate>Thu, 22 Jan 2026 00:00:00 GMT</pubDate>
      <author>Marqov Team</author>
      <category>showcase</category>
    </item>
    <item>
      <title>qflex (by ngnrsaa)</title>
      <link>https://polystacks.dev/project/ngnrsaa-qflex</link>
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      <description><![CDATA[Flexible high-performance simulator for verifying and benchmarking quantum circuits implemented on real hardware.

GitHub: https://github.com/ngnrsaa/qflex]]></description>
      <pubDate>Mon, 19 Jan 2026 10:41:48 GMT</pubDate>
      <author>ngnrsaa</author>
      <category>simulator</category>
    </item>
    <item>
      <title>tsim (by QuEraComputing)</title>
      <link>https://polystacks.dev/project/queracomputing-tsim</link>
      <guid isPermaLink="true">https://polystacks.dev/project/queracomputing-tsim</guid>
      <description><![CDATA[Universal quantum circuit sampler based on ZX stabilizer rank decomposition

[License: Apache-2.0 | Stars: ★36]

GitHub: https://github.com/QuEraComputing/tsim]]></description>
      <pubDate>Fri, 07 Nov 2025 15:59:41 GMT</pubDate>
      <author>QuEraComputing</author>
      <category>simulator</category>
    </item>
    <item>
      <title>tesseract-decoder (by quantumlib)</title>
      <link>https://polystacks.dev/project/quantumlib-tesseract-decoder</link>
      <guid isPermaLink="true">https://polystacks.dev/project/quantumlib-tesseract-decoder</guid>
      <description><![CDATA[Search-based decoder for quantum error correction (QEC) written in C++ and Python.

[License: Apache-2.0 | Stars: ★101]

GitHub: https://github.com/quantumlib/tesseract-decoder]]></description>
      <pubDate>Tue, 11 Mar 2025 15:00:30 GMT</pubDate>
      <author>quantumlib</author>
      <category>error-correction</category>
      <category>a-star</category>
      <category>algorithms</category>
      <category>color-code</category>
      <category>cpp</category>
      <category>google-quantum</category>
      <category>qec-codes</category>
      <category>quantum</category>
      <category>quantum-computing</category>
      <category>quantum-error-correction</category>
      <category>surface-code</category>
      <category>syndrome-decoding</category>
    </item>
    <item>
      <title>PauliStrings.jl (by nicolasloizeau)</title>
      <link>https://polystacks.dev/project/nicolasloizeau-paulistrings-jl</link>
      <guid isPermaLink="true">https://polystacks.dev/project/nicolasloizeau-paulistrings-jl</guid>
      <description><![CDATA[Quantum many body simulations in the Pauli strings representation

[License: MIT | Stars: ★63]

GitHub: https://github.com/nicolasloizeau/PauliStrings.jl]]></description>
      <pubDate>Fri, 23 Aug 2024 11:21:46 GMT</pubDate>
      <author>nicolasloizeau</author>
      <category>simulator</category>
      <category>computational-physics</category>
      <category>condensed-matter-physics</category>
      <category>julia</category>
      <category>many-body-physics</category>
      <category>pauli-backpropagation</category>
      <category>pauli-propagation</category>
      <category>physics</category>
      <category>quantum-computing</category>
      <category>quantum-information</category>
      <category>quantum-mechanics</category>
      <category>quantum-simulation</category>
      <category>sparse</category>
    </item>
    <item>
      <title>ucc (by unitaryfoundation)</title>
      <link>https://polystacks.dev/project/unitaryfoundation-ucc</link>
      <guid isPermaLink="true">https://polystacks.dev/project/unitaryfoundation-ucc</guid>
      <description><![CDATA[Unitary Compiler Collection

[License: AGPL-3.0 | Stars: ★73]

GitHub: https://github.com/unitaryfoundation/ucc]]></description>
      <pubDate>Tue, 02 Jul 2024 17:36:34 GMT</pubDate>
      <author>unitaryfoundation</author>
      <category>compiler-tool</category>
    </item>
    <item>
      <title>Quplexity (by MrGilli)</title>
      <link>https://polystacks.dev/project/mrgilli-quplexity</link>
      <guid isPermaLink="true">https://polystacks.dev/project/mrgilli-quplexity</guid>
      <description><![CDATA[Official repo of the very fast and lightweight modular library (or accelerator) for Quantum Computer Circuit simulation.

[License: Apache-2.0 | Stars: ★34]

GitHub: https://github.com/MrGilli/Quplexity]]></description>
      <pubDate>Tue, 18 Jun 2024 00:06:10 GMT</pubDate>
      <author>MrGilli</author>
      <category>simulator</category>
      <category>assembly</category>
      <category>assembly-arm64</category>
      <category>assembly-x86</category>
      <category>library</category>
      <category>quantum</category>
      <category>quantum-algorithms</category>
      <category>quantum-circuit-simulator</category>
      <category>quantum-computing</category>
      <category>quantum-library</category>
      <category>quantum-programming</category>
      <category>quantum-simulator</category>
      <category>qubits</category>
      <category>sdk</category>
      <category>simulation</category>
    </item>
    <item>
      <title>xacc (by ORNL-QCI)</title>
      <link>https://polystacks.dev/project/ornl-qci-xacc</link>
      <guid isPermaLink="true">https://polystacks.dev/project/ornl-qci-xacc</guid>
      <description><![CDATA[XACC - eXtreme-scale Accelerator programming framework

[License: BSD-3-Clause | Stars: ★3]

GitHub: https://github.com/ORNL-QCI/xacc]]></description>
      <pubDate>Thu, 23 May 2024 13:19:18 GMT</pubDate>
      <author>ORNL-QCI</author>
      <category>framework</category>
    </item>
    <item>
      <title>mqt-qao (by cda-tum)</title>
      <link>https://polystacks.dev/project/cda-tum-mqt-qao</link>
      <guid isPermaLink="true">https://polystacks.dev/project/cda-tum-mqt-qao</guid>
      <description><![CDATA[MQT Quantum Auto Optimizer - A MQT Tool for Solving Optimization Problems with Quantum Computers

[License: MIT | Stars: ★28]

GitHub: https://github.com/cda-tum/mqt-qao]]></description>
      <pubDate>Tue, 07 May 2024 12:12:15 GMT</pubDate>
      <author>cda-tum</author>
      <category>algorithm</category>
    </item>
    <item>
      <title>tq42-pqc-oss (by terra-quantum-public)</title>
      <link>https://polystacks.dev/project/terra-quantum-public-tq42-pqc-oss</link>
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      <description><![CDATA[TQ42 Cryptography is a comprehensive suite of quantum-resistant and asymmetric post-quantum encryption algorithms and key management functions offered under the open source AGPLv3 license and available under a Commercial license from Terra Quantum. 

[License: NOASSERTION | Stars: ★43]

GitHub: https://github.com/terra-quantum-public/tq42-pqc-oss]]></description>
      <pubDate>Mon, 06 May 2024 17:25:28 GMT</pubDate>
      <author>terra-quantum-public</author>
      <category>cryptography</category>
      <category>aes</category>
      <category>api</category>
      <category>c</category>
      <category>c-plus-plus</category>
      <category>cryptographic-agility</category>
      <category>cryptographic-hash-functions</category>
      <category>falcon</category>
      <category>hdd</category>
      <category>kem</category>
      <category>post-quantum</category>
      <category>post-quantum-cryptography</category>
      <category>pqc</category>
      <category>pqcrypto</category>
      <category>random-number-generators</category>
      <category>secrets-management</category>
      <category>ssd</category>
    </item>
    <item>
      <title>qashchain (by TimeMelt)</title>
      <link>https://polystacks.dev/project/timemelt-qashchain</link>
      <guid isPermaLink="true">https://polystacks.dev/project/timemelt-qashchain</guid>
      <description><![CDATA[quantum powered blockchain

[License: Apache-2.0]

GitHub: https://github.com/TimeMelt/qashchain]]></description>
      <pubDate>Wed, 21 Feb 2024 16:12:47 GMT</pubDate>
      <author>TimeMelt</author>
      <category>cryptography</category>
    </item>
    <item>
      <title>qash-qkdc (by TimeMelt)</title>
      <link>https://polystacks.dev/project/timemelt-qash-qkdc</link>
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      <description><![CDATA[Quantum Key Derivation Circuits (Superconductor and Photonic QPUs)

[License: Apache-2.0]

GitHub: https://github.com/TimeMelt/qash-qkdc]]></description>
      <pubDate>Wed, 17 Jan 2024 19:54:20 GMT</pubDate>
      <author>TimeMelt</author>
      <category>cryptography</category>
    </item>
    <item>
      <title>QuForge (by tiago939)</title>
      <link>https://polystacks.dev/project/tiago939-quforge</link>
      <guid isPermaLink="true">https://polystacks.dev/project/tiago939-quforge</guid>
      <description><![CDATA[Quantum simulator of qudits

[License: Apache-2.0 | Stars: ★18]

GitHub: https://github.com/tiago939/QuForge]]></description>
      <pubDate>Wed, 03 Jan 2024 19:08:41 GMT</pubDate>
      <author>tiago939</author>
      <category>simulator</category>
    </item>
    <item>
      <title>quriust (by ScipioneParmigiano)</title>
      <link>https://polystacks.dev/project/scipioneparmigiano-quriust</link>
      <guid isPermaLink="true">https://polystacks.dev/project/scipioneparmigiano-quriust</guid>
      <description><![CDATA[Library to simulate a gate based quantum computer and run algorithms. Only for quriust people 

[License: MIT | Stars: ★4]

GitHub: https://github.com/ScipioneParmigiano/quriust]]></description>
      <pubDate>Sun, 17 Dec 2023 21:29:10 GMT</pubDate>
      <author>ScipioneParmigiano</author>
      <category>simulator</category>
      <category>quantum-algorithms</category>
      <category>quantum-computing</category>
    </item>
    <item>
      <title>qiskit-zx-transpiler (by dlyongemallo)</title>
      <link>https://polystacks.dev/project/dlyongemallo-qiskit-zx-transpiler</link>
      <guid isPermaLink="true">https://polystacks.dev/project/dlyongemallo-qiskit-zx-transpiler</guid>
      <description><![CDATA[A transpiler pass for Qiskit which uses ZX-Calculus for circuit optimization, implemented using PyZX.

[Framework: qiskit | License: Apache-2.0 | Stars: ★7]

GitHub: https://github.com/dlyongemallo/qiskit-zx-transpiler]]></description>
      <pubDate>Fri, 17 Nov 2023 09:07:54 GMT</pubDate>
      <author>dlyongemallo</author>
      <category>compiler-tool</category>
      <category>qiskit</category>
      <category>circuit-optimization</category>
      <category>quantum-circuit-optimization</category>
      <category>quantum-circuit-synthesis</category>
      <category>quantum-compiler</category>
      <category>quantum-transpiler</category>
      <category>zx-calculus</category>
    </item>
    <item>
      <title>horqrux (by pasqal-io)</title>
      <link>https://polystacks.dev/project/pasqal-io-horqrux</link>
      <guid isPermaLink="true">https://polystacks.dev/project/pasqal-io-horqrux</guid>
      <description><![CDATA[Jax-based quantum state vector simulator.

[License: Apache-2.0 | Stars: ★25]

GitHub: https://github.com/pasqal-io/horqrux]]></description>
      <pubDate>Wed, 15 Nov 2023 09:02:55 GMT</pubDate>
      <author>pasqal-io</author>
      <category>simulator</category>
      <category>jax</category>
      <category>quantum-machine-learning</category>
    </item>
    <item>
      <title>Quditto (by Networks-it-uc3m)</title>
      <link>https://polystacks.dev/project/networks-it-uc3m-quditto</link>
      <guid isPermaLink="true">https://polystacks.dev/project/networks-it-uc3m-quditto</guid>
      <description><![CDATA[Quditto is a tool that allows deploying digital twins of QKD networks over classical infrastructure

[License: Apache-2.0 | Stars: ★22]

GitHub: https://github.com/Networks-it-uc3m/Quditto]]></description>
      <pubDate>Mon, 16 Oct 2023 16:17:49 GMT</pubDate>
      <author>Networks-it-uc3m</author>
      <category>simulator</category>
    </item>
    <item>
      <title>chromobius (by quantumlib)</title>
      <link>https://polystacks.dev/project/quantumlib-chromobius</link>
      <guid isPermaLink="true">https://polystacks.dev/project/quantumlib-chromobius</guid>
      <description><![CDATA[Open-source implementation of a Möbius decoder for color codes used in quantum error correction (QEC)

[License: Apache-2.0 | Stars: ★29]

GitHub: https://github.com/quantumlib/chromobius]]></description>
      <pubDate>Sun, 15 Oct 2023 07:38:43 GMT</pubDate>
      <author>quantumlib</author>
      <category>error-correction</category>
      <category>algorithms</category>
      <category>color-code</category>
      <category>cpp</category>
      <category>google-quantum</category>
      <category>python</category>
      <category>qec</category>
      <category>qec-codes</category>
      <category>quantum</category>
      <category>quantum-computing</category>
      <category>quantum-error-correction</category>
    </item>
    <item>
      <title>qlasskit (by dakk)</title>
      <link>https://polystacks.dev/project/dakk-qlasskit</link>
      <guid isPermaLink="true">https://polystacks.dev/project/dakk-qlasskit</guid>
      <description><![CDATA[A python-to-quantum compiler

[License: Apache-2.0 | Stars: ★71]

GitHub: https://github.com/dakk/qlasskit]]></description>
      <pubDate>Fri, 22 Sep 2023 13:58:24 GMT</pubDate>
      <author>dakk</author>
      <category>compiler-tool</category>
      <category>quantum</category>
      <category>quantum-algorithms</category>
      <category>quantum-annealing</category>
      <category>quantum-computing</category>
      <category>quantum-programming-language</category>
    </item>
    <item>
      <title>qristal (by qbrilliance)</title>
      <link>https://polystacks.dev/project/qbrilliance-qristal</link>
      <guid isPermaLink="true">https://polystacks.dev/project/qbrilliance-qristal</guid>
      <description><![CDATA[Qristal: hybrid quantum-classical C++/Python development platform from Quantum Brilliance

[License: NOASSERTION | Stars: ★13]

GitHub: https://github.com/qbrilliance/qristal]]></description>
      <pubDate>Tue, 12 Sep 2023 01:48:34 GMT</pubDate>
      <author>qbrilliance</author>
      <category>framework</category>
    </item>
    <item>
      <title>qristal-core (by qbrilliance)</title>
      <link>https://polystacks.dev/project/qbrilliance-qristal-core</link>
      <guid isPermaLink="true">https://polystacks.dev/project/qbrilliance-qristal-core</guid>
      <description><![CDATA[The core of the Qristal SDK

[License: NOASSERTION | Stars: ★4]

GitHub: https://github.com/qbrilliance/qristal-core]]></description>
      <pubDate>Tue, 12 Sep 2023 01:33:57 GMT</pubDate>
      <author>qbrilliance</author>
      <category>framework</category>
    </item>
    <item>
      <title>qadence (by pasqal-io)</title>
      <link>https://polystacks.dev/project/pasqal-io-qadence</link>
      <guid isPermaLink="true">https://polystacks.dev/project/pasqal-io-qadence</guid>
      <description><![CDATA[Digital-analog quantum programming interface

[License: NOASSERTION | Stars: ★88]

GitHub: https://github.com/pasqal-io/qadence]]></description>
      <pubDate>Wed, 30 Aug 2023 14:39:43 GMT</pubDate>
      <author>pasqal-io</author>
      <category>framework</category>
      <category>digital-analog-quantum-computing</category>
      <category>jax</category>
      <category>neutral-atom-devices</category>
      <category>quantum-computing</category>
      <category>quantum-machine-learning</category>
      <category>torch</category>
      <category>unitaryhack</category>
    </item>
    <item>
      <title>Qrisp (by eclipse-qrisp)</title>
      <link>https://polystacks.dev/project/eclipse-qrisp-qrisp</link>
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      <description><![CDATA[Qrisp - The next generation of quantum algorithm development

[License: EPL-2.0 | Stars: ★235]

GitHub: https://github.com/eclipse-qrisp/Qrisp]]></description>
      <pubDate>Mon, 24 Apr 2023 16:31:33 GMT</pubDate>
      <author>eclipse-qrisp</author>
      <category>framework</category>
      <category>quantum-algorithms</category>
      <category>quantum-chemistry</category>
      <category>quantum-computing</category>
      <category>quantum-programming-language</category>
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    <item>
      <title>ionshuttler (by cda-tum)</title>
      <link>https://polystacks.dev/project/cda-tum-mqt-ion-shuttler</link>
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      <description><![CDATA[MQT IonShuttler - generate shuttling schedules for QCCD architectures

[License: MIT | Stars: ★32]

GitHub: https://github.com/cda-tum/mqt-ion-shuttler]]></description>
      <pubDate>Tue, 21 Mar 2023 14:31:03 GMT</pubDate>
      <author>cda-tum</author>
      <category>compiler-tool</category>
    </item>
    <item>
      <title>cuda-quantum (by NVIDIA)</title>
      <link>https://polystacks.dev/project/nvidia-cuda-quantum</link>
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      <description><![CDATA[C++ and Python support for the CUDA Quantum programming model for heterogeneous quantum-classical workflows

[License: Apache-2.0 | Stars: ★968]

GitHub: https://github.com/NVIDIA/cuda-quantum]]></description>
      <pubDate>Tue, 14 Mar 2023 18:36:14 GMT</pubDate>
      <author>NVIDIA</author>
      <category>framework</category>
      <category>cpp</category>
      <category>hacktoberfest</category>
      <category>python</category>
      <category>quantum</category>
      <category>quantum-algorithms</category>
      <category>quantum-computing</category>
      <category>quantum-machine-learning</category>
      <category>quantum-programming-language</category>
      <category>unitaryhack</category>
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    <item>
      <title>catalyst (by PennyLaneAI)</title>
      <link>https://polystacks.dev/project/pennylaneai-catalyst</link>
      <guid isPermaLink="true">https://polystacks.dev/project/pennylaneai-catalyst</guid>
      <description><![CDATA[A JIT compiler for hybrid quantum programs in PennyLane

[Framework: pennylane | License: Apache-2.0 | Stars: ★203]

GitHub: https://github.com/PennyLaneAI/catalyst]]></description>
      <pubDate>Fri, 17 Feb 2023 02:23:20 GMT</pubDate>
      <author>PennyLaneAI</author>
      <category>compiler-tool</category>
      <category>pennylane</category>
      <category>autodiff</category>
      <category>automatic-differentiation</category>
      <category>jax</category>
      <category>jit</category>
      <category>llvm</category>
      <category>mlir</category>
      <category>python</category>
      <category>qir</category>
      <category>quantum</category>
      <category>quantum-compiler</category>
      <category>quantum-computing</category>
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