Python packages and must be installed separately.

* `Graphviz<http://www.graphviz.org/download>`_

* aminimal workingLaTeX distribution, e.g. `TeX Live<https://www.tug.org/texlive/>`_ or

* a LaTeX distribution, e.g. `TeX Live<https://www.tug.org/texlive/>`_ or

`MikTeX<https://miktex.org/>`_

The following LaTeX packages:

When using tex-live, the following collections must be installed. If you cannot install

the collections, for example when using a different distribution, then you must ensure

that the following packages from each collection are installed:

* collection-basic

* `cm<https://ctan.org/pkg/cm>`_

* luahbtex

* collection-fontsrecommended

* `cm-super<https://ctan.org/pkg/cm-super>`_

* `lm<https://ctan.org/pkg/lm>`_

* `txfonts<https://ctan.org/pkg/txfonts>`_

* collection-latex

* `latex<https://ctan.org/pkg/latex>`_

* latex-bin

* `psnfss<https://ctan.org/pkg/psnfss>`_

* collection-latexextra

* `import<https://ctan.org/pkg/import>`_

* `sfmath<https://ctan.org/pkg/sfmath>`_

* `type1cm<https://ctan.org/pkg/type1cm>`_

* collection-latexrecommended

* `fontspec<https://ctan.org/pkg/fontspec>`_

* `lwarp<https://ctan.org/pkg/lwarp>`_

* `underscore<https://ctan.org/pkg/underscore>`_

* collection-xetex

* `xetex<https://ctan.org/pkg/xetex>`_

* xetex-bin

Note you may need to install some packages in collection-basic that are not listed here.

The complete version of many LaTex distribution installers, e.g. "texlive-full" or

"texlive-all", will often automatically include these collections.

The following packages must also installed:

* `dvipng<https://ctan.org/pkg/dvipng>`_

* `underscore<https://ctan.org/pkg/underscore>`_

* `cm-super<https://ctan.org/pkg/cm-super>`_

* ``collection-fontsrecommended``

* `pgf<https://ctan.org/pkg/pgf>`_ (if using the pgf backend)

The complete version of many LaTex distribution installers, e.g.

"texlive-full" or "texlive-all", will often automatically include these packages.

Optional