QPanda 2 is an open source quantum computing framework developed by OriginQC that can be used to build, run, and optimize quantum algorithms.

Modern C++ quantum computing library

C++ and Python support for the CUDA Quantum programming model for heterogeneous quantum-classical workflows

Schrödinger and Schrödinger-Feynman simulators for quantum circuits.

A fast stabilizer circuit library.

Comprehensive, GPU accelerated framework for developing universal virtual quantum processors

A C++-based growing software system for synthesizing, optimizing, and verifying quantum circuits

MQT DDSIM - A quantum circuit simulator based on decision diagrams written in C++

A C++ library for solving second-quantized Hamiltonians

MQT QMAP - A tool for Quantum Circuit Mapping written in C++

C++17 Library for analysis, compilation/synthesis, and optimization of quantum circuits

Simulator of QUantum Network Communication (SeQUeNCe) is an open-source tool that allows modeling of quantum networks including photonic network components, control protocols, and applications.

Open source implementation of quantum internet simulation package

Blackbird is a quantum assembly language for continuous-variable quantum computation, that can be used to program Xanadu's quantum photonics hardware and Strawberry Fields simulator.

A program implementing the Hartree–Fock (also post-HF: MP2, CCSD(T), CIS and TDHF/RPA)/self-consistent field method (also DIIS) with Gaussian orbitals

C++ Kafka coroutine library using Quantum dispatcher and wrapping CppKafka

Exact diagonalization, Lehmann's representation, Two-particle Green's functions

Quantum computing simulator

Quantum Computation Language port from http://tph.tuwien.ac.at/~oemer/qcl.html

A Schroedinger Equation solver in C++, with flexible basis definition