That's what Scrawl can do for you. My very first post at Lifehacker was about rolling your own menubar-based notepad using an HTML file and Fluid, the great site-specific browser (SSB) creator.

If you've ever wished you had a quick-access scratchpad in your OS X menubar, there's a quick and easy way to get one with free site-specific browser application Fluid and an HTML document.

Now that your preferences will stay put, you can put a lot of handy things in your headers and footers. You can have Notepad automatically insert the date or time, for example.

If you ever need a quick scratchpad to just write, not save what you write, but just write, you can quickly turn your web browser into an ultra-basic notepad with a single line of HTML. This ...

Copying Bullets From Word to Notepad. Migrating text from one word processing program or word editor to another can pose various problems. The text often copies over fine but the formatting, such ...

Microsoft is distributing new preview versions of the rudimentary text editor Notepad in the Insider channels. It now learns advanced text formatting and also allows Markdown-style input.

Windows Notepad is getting a new AI 'Rewrite' tool that will let you highlight text and tap into generative AI to rewrite and change it.