Pennylane Python Packages

pennylane-catalyst

A JIT compiler for hybrid quantum programs in PennyLane

arvak

Rust HAL for quantum hardware. One Python API across IBM, IQM, Quantinuum, AQT, IonQ, Quandela, Scaleway, AWS Braket, NVIDIA CUDA-Q, MQT DDSIM and a local simulator, with Qiskit / Cirq / Qrisp / PennyLane as input converters.

qml-pennylane

Modular Python framework for quantum machine learning using PennyLane, including variational classifiers, quantum kernels, and reproducible workflows for hybrid quantum–classical experiments.

psipose

Scikit-learn compatible quantum machine learning, powered by PennyLane.

hnep

Hybrid Network Evaluation Protocol — multi-method evaluation for hybrid quantum-classical ML models. Classifies your quantum component as Genuine, Regularizer, Ignored, or Dead Weight with bootstrap confidence intervals.

quantum-circuit-drawer

A Matplotlib-based library for drawing quantum circuits, plotting measurement results, and comparing outputs across several quantum ecosystems with one consistent public API. Explained in https://arxiv.org/abs/2606.08760

example-plugin

A simple quantum plugin

vqe-pennylane

Python toolkit for Variational Quantum Eigensolver (VQE), QPE, and QITE workflows for quantum chemistry simulations using PennyLane, supporting reproducible hybrid quantum–classical experiments, using PennyLane.

abrax

Cross framework compilation for simple circuits

qx-quark

Vector embeddings for quantum circuits, so equivalent ones land close

vqe-portfolio

Python framework for portfolio optimisation using Variational Quantum Eigensolver (VQE), supporting QUBO formulations, constrained optimisation, and reproducible workflows for hybrid quantum–classical finance experiments.

quprep

QuPrep is an open-source Python library for converting classical datasets into quantum-computing-ready formats. It provides a framework-agnostic preprocessing pipeline with intelligent encoding selection, hardware-aware dimensionality reduction, and multi-framework export support for Qiskit, PennyLane, Cirq, and TKET.

hiq-quantum

Rust HAL for quantum hardware. One Python API across IBM, IQM, Quantinuum, AQT, IonQ, Quandela, Scaleway, AWS Braket, NVIDIA CUDA-Q, MQT DDSIM and a local simulator, with Qiskit / Cirq / Qrisp / PennyLane as input converters.

qrl-qai

The quantum analogue of OpenAI's "gym" python framework

qcml

A benchmarking library for quantum and classical machine learning, with specialized support for evaluating kernel methods.

qml-hcs

QML-HCS: Quantum Machine Learning Hypercausal System A research-grade library for quantum-inspired machine learning with hypercausal feedback.

seraphim-logic-core

Quantum-classical hybrid symbolic agent framework — Seraphim |LZ⟩