Library for the numerical simulation of closed as well as open quantum systems.



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QuantumOptics.jl is a numerical framework written in Julia that makes it easy to simulate various kinds of quantum systems. It is inspired by the Quantum Optics Toolbox for MATLAB and the Python framework QuTiP.

More information, documentation and examples can be found on our website http://qojulia.org.

Latest release:

  • Version: Latest version tag
  • Test coverage: Test coverage status on coveralls Test coverage status on codecov

Project structure

The source content associated with QuantumOptics.jl is distributed over several repositories under the qojulia organization on github:

Questions & Contributions

If you have any questions or need help, hop on our gitter channel and ask away. Also, contributions of any kind are always welcome! Be it as ideas for new features, bug reports or, our favorite case, sending pull requests.


If you like QuantumOptics.jl, we would appreciate it if you starred the repository in order to help us increase its visibility. Furthermore, if you find the framework useful in your research, we would be grateful if you could cite our publication.

First Commit


Last Touched

2 days ago


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