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



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.

Development status

Latest release:

  • Status of latest release on julia 0.6

Master branch:

  • Linux/Mac build: Travis build status
  • Windows build: Windows build status
  • Test coverage: Test coverage status on coveralls Test coverage status on codecov

Project structure

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

Questions & Contributions

Contributions of any kind are always welcome! Be it as questions, ideas for new features, bug reports or, our favorite case, sending pull requests.

Additionally, you can contact us on Gitter: Chat on Gitter

First Commit


Last Touched

1 day ago


570 commits

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