PyScript, which is, of course, Python in the browser. The tool is in the early experimental phase, so the project doesn’t suggest using it in a production environment yet.

It's possible to take a step further with a browser extension, but this is a basic Python project that hosts a web page that you can drag and drop a file on for a visualizer.

Learn how to use Browser Use WebUI on Windows 11/10. It is a Python library that enables AI agents to navigate web pages, extract data, automate interactions, etc.