It would be interesting to render the images from the POV of a player in the world onto a large movie screen in game. Then other players could join in, go to the cinema and watch the live stream. Might be fun for game lobbies.
It's been done. See https://m.youtube.com/watch?v=_VBO2WRpBrQ
"Public
Minecraft: Pi Edition API Python Library" https://github.com/martinohanlon/mcpi
rendering-minecraft w/ mcpi might do offline / batch rendering? https://pypi.org/project/rendering-minecraft/
Jupyter-cadquery might be worth a look: https://github.com/bernhard-42/jupyter-cadquery :
> View CadQuery objects in JupyterLab or in a standalone viewer for any IDE [w/ pythreejs]
If there's a JS port or WASM build of Minecraft, Minecraft could be rendered in a headless browser?