Unicode has subscripted and superscripted versions of a number of characters including a full set of Arabic numerals.

A Unicode block is one of several contiguous ranges of numeric character codes (code points) of the Unicode character set that are defined by the Unicode Consortium for administrative and documentation purposes.

The Unicode Standard encodes almost all standard characters used in mathematics.

Unicode has text representations of chess pieces.

method to add a specific Unicode character to a computer file; it is a common way to input characters not directly supported by a physical keyboard.

Used other than figuratively or idiomatically: see Unicode, font. A digital font that is compatible with the Unicode Standard.