It supersedes 'ASCII' and actually contains all the ASCII symbols within it's specification. Unicode is an international standard for symbols in computer-related industries. This translator is essentially generating unicode cursive/script symbols which resemble letters from the latin alphabet (a, b, c. You'd be forgiven for thinking that this translator converts text into a different font - that's not what's happening here. And another one that generates italic text.
I also made another translator which converts your text into all sorts of fancy styles: ' fancy text generator'. The conversion is done in real-time and in your browser using JavaScript. This is a simple online tool that converts regular text into cursive letter symbols.