Office, or rather Microsoft 365 applications have had web versions for a decade now.
That's besides the point though. With a self-contained HTML, you don't need to go to a special website, you don't need an account or sign-in, heck you don't even need the Internet, and it works pretty much on every device that supports HTML5.
That's besides the point though. With a self-contained HTML, you don't need to go to a special website, you don't need an account or sign-in, heck you don't even need the Internet, and it works pretty much on every device that supports HTML5.