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ELK widget for Jupyter

Project description


Jupyter Widgets for interactive graphs powered by the Eclipse Layout Kernel (ELK).

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Interactive diagrams with elk.js, sprotty in JupyterLab


  • python >=3.7
  • jupyterlab >=1,<2 JupyterLab 2+ compatibility coming soon!
  • nodejs >=10,<14


ipyelk is distributed on PyPI. @jupyrdf/jupyter-elk is distributed on npm. Install them with:

pip install ipyelk
jupyter labextension install @jupyter-widgets/jupyterlab-manager @jupyrdf/jupyter-elk

See CONTRIBUTING for a development install.

How it works

In your kernel, ipyelk:

In the browser, @jupyrdf/jupyter-elk:

  • ELK lays out the diagram in a WebWorker
  • sprotty draws the diagram as SVG
  • interaction information (like selection and hovering) are passed back to the browser


pip uninstall ipyelk
jupyter labextension uninstall @jupyrdf/jupyter-elk

Open Source

This work is licensed under the BSD-3-Clause License. It contains pieces derived from other works.

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