Quantum Optics Python Packages

qutip

QuTiP: Quantum Toolbox in Python

arc-alkali-rydberg-calculator

Object-oriented Python library for computation of properties of highly-excited Rydbeg states of alkali and divalent atoms.

quantum-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.

sqzcomb

Squeezed light in Kerr microcombs: Lugiato-Lefever steady states, linearized quantum noise, and detected output spectra

cavsqueeze

Beyond-mean-field cavity-mediated spin squeezing for solid-state clock-transition ensembles. Class-resolved cumulant solver with exact QuTiP/PIQS and DTWA cross-checks.

sparq-triage

SPARQ: spiking physics-in-the-loop autonomous reinforcement triage of single-photon emitters. HBT histogram twin, exact master-equation references, spiking estimators and closed-loop RL.

vacspin

Group-IV colour-centre spin-photon interfaces: strained spin Hamiltonians, cyclicity, transition-resolved Purcell budgets and exact single-shot readout statistics

strawberryfields

Strawberry Fields is a full-stack Python library for designing, simulating, and optimizing continuous variable (CV) quantum optical circuits.

maxwellbloch

Classical Maxwell fields propagating through open quantum systems: Maxwell's equations coupled to the Lindblad master equation.

clerq

Classical Maxwell fields propagating through open quantum systems: Maxwell's equations coupled to the Lindblad master equation.

fast-wave

Repository of the package Fast Wave

quantumcatch

QuantumPolyspectra: a Python Package for the Analysis and Simulation of Quantum Measurements

pytalises

Easy to use Schrödinger equation solver

coldatoms

A tool box for cold-atom simulations.

photon-weave

Photon Weave

gdshelpers

GDSHelpers is an open-source package for automatized pattern generation for nano-structuring.

fpdet

Basic analytical functions for a few-photon light detection

pyatmosphere

Physics-based simulation of light propagation in turbulent atmosphere

citrinespdc

citrine, a small Python library for calculating spectral properties of spontaneous parametric down conversion based single-photon sources

pyrot

A python package for the physics of 1D Fabry-Pérot cavities interacting with atoms.

schrosim

SchroSIM is an open-source continuous-variable photonic quantum simulation stack in Swift, Rust, and Python for designing, compiling, and simulating Gaussian and selected non-Gaussian circuits, with CPU/Metal backend options for research, validation, and education.

symop

Symbolic simulation framework for quantum optics.