Write an ApplScript script yourself A better solution, then, is to write the script yourself. Thankfully, it’s not too difficult, once you’ve learned the basics of AppleScript’s syntax.

How to Write Script to Launch a Desktop Application From a Web Browser. Typically, writing programs for Web browsers means that you don't have access to a user's computer and file system.

Hyperscript is a newer language for handling common scripting needs on the JavaScript front end. You can use it by itself or in tandem with HTMX.

The new PyScript project lets you embed Python programs directly in HTML pages and execute them within the browser without any server-based requirements.