Q-CTRL Open Controls
Qiskit is an open-source SDK for working with quantum computers
C++ and Python support for the CUDA Quantum programming model
QuTiP: Quantum Toolbox in Python
An open source framework for programming photonic quantum computers
A High-Level Abstraction Framework for Quantum Algorithms
Quantum software platform that is optimized across the quantum stack
Berkeley Quantum Synthesis Toolkit
The electronic structure package for quantum computers
Azure Quantum Development Kit
QPanda 2 is an open source quantum computing framework
Accelerated libraries for quantum-classical computing built on CUDA-Q
Modern C++ quantum computing library
A python framework for creating, editing, and invoking NISQ
A Python library for quantum programming using Quil
Variational Quantum Circuit Simulator for Quantum Computation Research
Mitiq is an open source toolkit for implementing error mitigation
Quantum assembly language for extended quantum circuits
Extensible, Efficient Quantum Algorithm Design for Humans
Full-stack quantum processing toolkit
A PyTorch-based framework for Quantum Classical Simulation
NOTICE OF CONSOLIDATION & PARTNERSHIP PENDING As of April 2026, the 20
NOTICE OF CONSOLIDATION & PARTNERSHIP PENDING As of April 2026, the 20
PH2 Permutation-based cryptographic post-quantum hash library with duplex construction (C++20)