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Recently updated resources.
A chronological feed of library entries sorted by last repository activity.
Qtangl editorial · June 2026
New quantum cryptography curriculum — 15 video companions, five-layer path, and free downloadable guide.
4-week learning path
Week-by-week schedule with embedded videos and practitioner articles.
Read schedule →
Earlier · HNDL education
HNDL collection vectors, vertical exposure guides, and interactive tools.
May 2026
pennylane
PennyLane is an open-source quantum software platform for quantum computing, quantum machine learning, and quantum chemistry.
3,229 stars · Updated 3mo ago
QuEST
A multithreaded, distributed, GPU-accelerated simulator of quantum computers
473 stars · Updated 3mo ago
cuda-quantum
C++ and Python support for the CUDA Quantum programming model for heterogeneous quantum-classical workflows
1,048 stars · Updated 3mo ago
amazon-braket-sdk-python
A Python SDK for interacting with quantum devices on Amazon Braket
367 stars · Updated 3mo ago
Qrisp
Qrisp - The next generation of quantum algorithm development
267 stars · Updated 3mo ago
catalyst
A JIT compiler for hybrid quantum programs in PennyLane
211 stars · Updated 3mo ago
Cirq
Python framework for creating, editing, and running Noisy Intermediate-Scale Quantum (NISQ) circuits.
4,971 stars · Updated 3mo ago
toqito
|toqito> (Theory of Quantum Information Toolkit) is a Python library for research in quantum information theory.
276 stars · Updated 3mo ago
qrack
Comprehensive, GPU accelerated framework for developing universal virtual quantum processors
224 stars · Updated 3mo ago
liboqs
C library for prototyping and experimenting with quantum-resistant cryptography
2,946 stars · Updated 3mo ago
qiskit
Qiskit is an open-source SDK for working with quantum computers at the level of extended quantum circuits, operators, and primitives.
7,412 stars · Updated 3mo ago
qiskit-terra
Qiskit is an open-source SDK for working with quantum computers at the level of extended quantum circuits, operators, and primitives.
7,412 stars · Updated 3mo ago
mitiq
Mitiq is an open source toolkit for implementing error mitigation techniques on most current intermediate-scale quantum computers.
432 stars · Updated 3mo ago
tequila
A High-Level Abstraction Framework for Quantum Algorithms
428 stars · Updated 3mo ago
qBraid
A platform-agnostic quantum runtime framework
109 stars · Updated 3mo ago
openqasm
Quantum assembly language for extended quantum circuits
1,468 stars · Updated 3mo ago
dwave-ocean-sdk
Installer for D-Wave's Ocean tools
524 stars · Updated 3mo ago
tket
Source code for the TKET quantum compiler, Python bindings and utilities
308 stars · Updated 3mo ago
dwave-cloud-client
A minimal implementation of the REST interface used to communicate with D-Wave Solver API (SAPI) servers.
62 stars · Updated 3mo ago
pyquil
A Python library for quantum programming using Quil.
1,492 stars · Updated 3mo ago
intel-qs
High-performance simulator of quantum circuits
261 stars · Updated 3mo ago
qibo
A full-stack framework for quantum computing.
357 stars · Updated 3mo ago
qiskit-nature
Qiskit Nature is an open-source, quantum computing, framework for solving quantum mechanical natural science problems.
385 stars · Updated 3mo ago
mqt-qudits
A Framework For Mixed-Dimensional Qudit Quantum Computing
35 stars · Updated 3mo ago
ddsim
MQT DDSIM - A quantum circuit simulator based on decision diagrams written in C++
160 stars · Updated 3mo ago
mqt-ddsim
MQT DDSIM - A quantum circuit simulator based on decision diagrams written in C++
160 stars · Updated 3mo ago
OpenFermion
Python package for compiling and analyzing quantum algorithms to simulate electronic structures.
1,697 stars · Updated 3mo ago
ProjectQ
ProjectQ: An open source software framework for quantum computing
975 stars · Updated 3mo ago
qiskit-aer
Aer is a high performance simulator for quantum circuits that includes noise models
665 stars · Updated 3mo ago
Perceval
An open source framework for programming photonic quantum computers
202 stars · Updated 3mo ago
pyzx
Python library for quantum circuit rewriting and optimisation using the ZX-calculus
524 stars · Updated 3mo ago
mqt-qmap
MQT QMAP - A tool for Quantum Circuit Mapping written in C++
138 stars · Updated 3mo ago
Yao.jl
Extensible, Efficient Quantum Algorithm Design for Humans.
1,032 stars · Updated 3mo ago
Qualtran
Qᴜᴀʟᴛʀᴀɴ is a Python library for expressing and analyzing Fault Tolerant Quantum algorithms.
349 stars · Updated 3mo ago
Stim
A fast stabilizer circuit library.
736 stars · Updated 3mo ago
QGL
Quantum Gate Language (QGL) is a domain specific language embedded in python for specifying quantum gate sequences.
33 stars · Updated 3mo ago
mqt-bench
MQT Bench - An MQT Tool for Benchmarking Quantum Software Tools
118 stars · Updated 3mo ago
SimulaQron
Quantum Network Simulator for Application Programming
131 stars · Updated 3mo ago
qosf.org
Web portal of Quantum Open Source Foundation
145 stars · Updated 3mo ago
dimod
A shared API for QUBO/Ising samplers.
142 stars · Updated 3mo ago
PQClean
Clean, portable, tested implementations of post-quantum cryptography
923 stars · Updated 3mo ago
qiskit-machine-learning
An open-source library built on Qiskit for quantum machine learning tasks at scale on quantum hardware and classical simulators
1,055 stars · Updated 4mo ago
os_quantum_software
Curated list of open-source quantum software projects.
2,105 stars · Updated 4mo ago
April 2026
dwave_networkx
A package providing graphs and algorithms relevant to working with the D-Wave quantum computers.
94 stars · Updated 4mo ago
PauliPropagation.jl
A Julia library for Pauli propagation simulation of quantum circuits and quantum systems.
138 stars · Updated 4mo ago
QuantumTomography.jl
Julia package to perform quantum state and process tomography
34 stars · Updated 4mo ago
vqf
Implementation of Variational Quantum Factoring algorithm.
55 stars · Updated 4mo ago
qubovert
The one-stop package for formulating, simulating, and solving problems in boolean and spin form
41 stars · Updated 4mo ago
qiskit-optimization
Quantum Optimization
281 stars · Updated 5mo ago
March 2026
openssh-portable
Fork of OpenSSH that includes prototype quantum-resistant key exchange and authentication in SSH based on liboqs.
232 stars · Updated 5mo ago
dwave-system
An API for easily incorporating the D-Wave system as a sampler, either directly or through Leap's cloud-based hybrid samplers
96 stars · Updated 6mo ago
February 2026
staq
Full-stack quantum processing toolkit
181 stars · Updated 6mo ago
quantum-circuit
Quantum Circuit Simulator implemented in JavaScript
272 stars · Updated 7mo ago
January 2026
qupulse
Quantum Computing Toolkit for Qubit Control
59 stars · Updated 7mo ago
minorminer
minorminer is a heuristic tool for minor embedding: given a minor and target graph, it tries to find a mapping that embeds the minor into the target.
53 stars · Updated 7mo ago
artiq
A leading-edge control system for quantum information experiments
515 stars · Updated 7mo ago
strawberryfields
Strawberry Fields is a full-stack Python library for designing, simulating, and optimizing continuous variable (CV) quantum optical circuits.
850 stars · Updated 7mo ago
Tangelo
A python package for exploring end-to-end chemistry workflows on quantum computers and simulators.
137 stars · Updated 8mo ago
openssl
[DEPRECATED — See notice in README.md and switch to OpenSSL 3 OQS Provider] Fork of OpenSSL 1.1.1 that includes prototype quantum-resistant algorithms and ciphersuites based on liboqs
307 stars · Updated 8mo ago
December 2025
qadence
Digital-analog quantum programming interface
88 stars · Updated 9mo ago
November 2025
thewalrus
A library for the calculation of hafnians, Hermite polynomials and Gaussian boson sampling.
109 stars · Updated 9mo ago
October 2025
quantum-game
Quantum Game (old version) - a puzzle game with real quantum mechanics in a browser
359 stars · Updated 10mo ago
qvm
The high-performance and featureful Quil simulator.
454 stars · Updated 10mo ago
quilc
The optimizing Quil compiler.
493 stars · Updated 10mo ago
September 2025
UniversalQCompiler
Synthesizing arbitrary quantum computations
71 stars · Updated 11mo ago
QI
Quantum information mathematica package
48 stars · Updated 11mo ago
August 2025
penaltymodel
Utilities and interfaces for using penalty models.
19 stars · Updated 1y ago
May 2025
QWIRE
A quantum circuit language and formal verification tool
109 stars · Updated 1y ago
March 2025
dwavebinarycsp
Map constraint satisfaction problems with binary variables to binary quadratic models.
21 stars · Updated 1y ago
mqt-dasqa
MQT DASQA - Designer for Superconducting Quantum Architectures
21 stars · Updated 1y ago
January 2025
xacc
XACC - eXtreme-scale Accelerator programming framework
3 stars · Updated 1y ago
September 2024
OpenQL
OpenQL: A Portable Quantum Programming Framework for Quantum Accelerators.
109 stars · Updated 2y ago
August 2024
openqaoa
Multi-backend SDK for quantum optimisation
139 stars · Updated 2y ago
QuantumKatas
Tutorials and programming exercises for learning Q# and quantum computing
4,862 stars · Updated 2y ago
A_Game_to_Benchmark_Quantum_Computers
Simple puzzles implemented on quantum devices
49 stars · Updated 2y ago
QuantumPuzzleGenerator
Puzzle game for Android and iOS, written in F#
8 stars · Updated 2y ago
July 2024
April 2024
January 2024
arline_quantum
Arline Quantum is an open-source library providing basic functionality for creating and manipulating quantum circuits.
16 stars · Updated 2y ago
December 2023
qubiter
Python tools for reading, writing, compiling, simulating quantum computer circuits.
121 stars · Updated 2y ago
QGL.jl
A performance orientated QGL compiler.
13 stars · Updated 2y ago
Quince
Quince is a node-based GUI that allows for graphical configuration of qubit experiments in Auspex.
8 stars · Updated 2y ago
August 2023
qiskit-tutorial
A collection of Jupyter notebooks showing how to use the Qiskit SDK
2,522 stars · Updated 3y ago
July 2023
qcgpu-rust
High Performance Tools for Quantum Computing
449 stars · Updated 3y ago
June 2023
entanglion
The world's first open source quantum computing board game
475 stars · Updated 3y ago
quantum_tsp_tutorials
This repository contains code with tutorials of how to approach optimization problems using quantum computing.
107 stars · Updated 3y ago
March 2023
Adapt
Algorithms for adaptive refinement of measurements
8 stars · Updated 3y ago
February 2023
qsel
Quantum programming language putting entanglement and superposition front and center
42 stars · Updated 3y ago
quantum-fog
Python tools for analyzing both classical and quantum Bayesian Networks
80 stars · Updated 3y ago
December 2022
QuantumComputing
This is an implementation of IBM's Quantum Experience in simulation; a 5-qubit quantum computer with a limited set of gates.
627 stars · Updated 3y ago
QuSpin
A python wrapper for doing ED calculations on many-body systems
30 stars · Updated 3y ago
RandomQuantum.jl
Julia package for generating random quantum states and processes according to a number of natural distributions.
13 stars · Updated 3y ago
November 2022
dwave-neal
An implementation of a simulated annealing sampler for general Ising model graphs in C++ with a dimod Python wrapper.
62 stars · Updated 3y ago
October 2022
blackbird
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.
77 stars · Updated 3y ago
September 2022
edif2qmasm
Run hardware descriptions on a quantum annealer
25 stars · Updated 3y ago
sequencing
Simulate realistic quantum control sequences using QuTiP
15 stars · Updated 4y ago
August 2022
July 2022
quantum-catsweeper
Quantum game of catsweeper flags
22 stars · Updated 4y ago
qcircuits
A Python package for simulating small-scale quantum computers.
59 stars · Updated 4y ago
May 2022
QSimulator.jl
Unitary and Lindbladian evolution in Julia
28 stars · Updated 4y ago
April 2022
qbsolv
Qbsolv,a decomposing solver, finds a minimum value of a large quadratic unconstrained binary optimization (QUBO) problem by splitting it into pieces solved either via a D-Wave system or a classical tabu solver.
920 stars · Updated 4y ago
March 2022
SwiftQuantumComputing
Quantum circuit simulator in Swift
52 stars · Updated 4y ago
arline_benchmarks
Arline Benchmarks platform allows to benchmark various algorithms for quantum circuit mapping/compression against each other on a list of predefined hardware types and target circuit classes
32 stars · Updated 4y ago
February 2022
QFlow-lite
Machine learning code for quantum dots
40 stars · Updated 4y ago
QuantumInfo.jl
Julia library for quantum information related calculations.
18 stars · Updated 4y ago
January 2022
December 2021
September 2021
ScaffCC
Compilation, analysis and optimization framework for the Scaffold quantum programming language.
201 stars · Updated 4y ago
July 2021
Qlab
Measurement and control software for superconducting qubits.
38 stars · Updated 5y ago
Cliffords.jl
Efficient calculation of Clifford circuits in Julia.
46 stars · Updated 5y ago
June 2021
QuSimPy
A Multi-Qubit Ideal Quantum Computer Simulator
724 stars · Updated 5y ago
February 2021
qmasm
Quantum macro assembler for D-Wave systems
341 stars · Updated 5y ago
August 2020
QuantumGraphs
A python package for growing random graphs using quantum random walks
20 stars · Updated 6y ago
June 2020
jsquil
Quantum computer instructions for JavaScript developers
51 stars · Updated 6y ago
February 2020
October 2019
SudoQ
A Sudoku solver that leverages a quantum computer.
6 stars · Updated 6y ago
September 2019
qiskit-js
:atom_symbol: Qiskit (Quantum Information Science Kit) for JavaScript
116 stars · Updated 7y ago
July 2019
xacc-vqe
DEPRECATED - Variational quantum eigensolver built on XACC
14 stars · Updated 7y ago
June 2019
chimera-embedding
This is a repository for algorithms to generate native-structured embeddings.
28 stars · Updated 7y ago
quantumflow
QuantumFlow: A Quantum Algorithms Development Toolkit
98 stars · Updated 7y ago
May 2019
February 2019
reference-qvm
A reference implementation for a quantum virtual machine in Python
46 stars · Updated 7y ago
December 2018
avaloni
Interpreter of the Avalon programming language.
23 stars · Updated 7y ago
November 2018
QuantumComputingBot
🔮 Monitoring the load of IBM Q processors
22 stars · Updated 7y ago
Quantum_Edward
Python tools for supervised learning by Quantum Neural Networks
51 stars · Updated 7y ago
October 2018
aqc-virtual-embedding
Adiabatic Quantum Computing -- embedding your problems into quantum computers
9 stars · Updated 7y ago
August 2018
libQuantumJava
This is a crude translation from th C implementation of libquantum to a Java version.
8 stars · Updated 8y ago
July 2018
jquil
A Java library for quantum programming using Quil.
16 stars · Updated 8y ago
May 2018
quantum-utils-mathematica
QuantumUtils for Mathematica is a software library for quantum information scientists.
78 stars · Updated 8y ago
FermiLib
FermiLib: Open source software for analyzing fermionic quantum simulation algorithms
90 stars · Updated 8y ago
March 2018
dwave_embedding_utilities
Provides utilities for mapping between source and target models.
11 stars · Updated 8y ago
February 2018
dwave_micro_client_dimod
dimod wrapper for the D-Wave Micro Client
8 stars · Updated 8y ago
dwave_sapi_dimod
dimod wrapper for D-Wave's SAPI Client Library
9 stars · Updated 8y ago
Battleships_with_complementary_measurements
Battleships with complementary measurements A game for a quantum computer.
10 stars · Updated 8y ago
January 2018
qcl
Quantum Computation Language port from http://tph.tuwien.ac.at/~oemer/qcl.html
43 stars · Updated 8y ago
July 2017
QOCS
``` =============================================================================== =================[ QOCS - Quantum OCaml Circuit Simulator ]==================== ===============================================================================
11 stars · Updated 9y ago
June 2017
PyQLab
A python library for instrument control and superconducting QIP experiments.
25 stars · Updated 9y ago
May 2017
QImp
The Qumin Interpreter and Matrix libraries Project
6 stars · Updated 9y ago
February 2017
black-stone
Specification and Implementation of Quantum Common Lisp, for gate-model quantum computers
70 stars · Updated 9y ago
September 2015
QCViewer
A visual quantum circuit design and simulation tool.
7 stars · Updated 10y ago
August 2015
quipper-language
Quipper: embedded, scalable functional programming language for quantum computing (unofficial fork)
94 stars · Updated 11y ago
February 2014
PySimulator
Python with C++ Backend Simulator for Superconducting Circuits QIP
8 stars · Updated 12y ago
August 2013
qacg
Quantum Arithmetic Circuit Generator
6 stars · Updated 13y ago
May 2012
Squankum
Simulation of Quantum Computation
10 stars · Updated 14y ago