In the old days, programmers primarily used Notepad ... created HTML file. All you have to do is right-click on the file, then select Open. The file will open in your default web browser.

You can save a Notepad file as PDF by using Microsoft Print to PDF feature. It is a built-in feature in Windows that lets users convert their documents from one format into PDF. This will save ...

you can do so in your browser and it will save as an HTML file. Otherwise, it's a fantastic little place to dump ideas that pop into your head that you don't need saved in an actual notepad.