Guide to develop and execute modular JavaScript in Obsidian

And for that, simple Quickadd or Templater can be used, with no node.js installed.
Both of these well-known plugins support running scripts at startup and either can prove effective.

Indeed, I totally forgot this option.

@Wpq One thing to check is the order in which the plugins are activated, if you need to call one of them to run your script. Templater or QuickAdd may launch first, so you may need to change the order (if possible).