External code
This topic contains packages which run an external program from within a document.
Invoke bash commands from within LaTeX.
Style checker for .bib files.
Run external programs on the contents of a start-stop environment.
Generate ConTeXt syntax highlighting code from vim.
Allow LaTeX to download files using an external process.
Cache includegraphics calls.
Write and execute external code, and insert the output.
Include whole or partial Jupyter notebooks in LaTeX documents.
Externalization of graphics and memoization of compilation results in general.