Enriched text was an unofficial formatted text format for email, defined by the IETF in and associated with the text/enriched MIME type which is defined in .
It never saw widespread use and was never intended to:
Format A predecessor of this MIME type was called text/richtext in and . Neither should be confused with Rich Text Format (RTF, MIME type text/rtf or application/rtf), which is an unrelated specification, devised by Microsoft.
A single newline in enriched text is treated as a space. Formatting commands are in the same style as SGML and HTML. They must be balanced and nested.
Enriched text is a supported format of Emacs, Evolution, Mutt, Mulberry and Netscape Communicator.
Examples
<bold>Hello, <italic>world!</italic></bold> Output:
Hello, world! <color><param>red</param>Blood</color> is <bold>thicker</bold> than <color><param>blue</param>water</color>.
<paraindent><param>left</param><italic>-- Well-known proverb </italic></paraindent> Output:
Blood is thicker than water. -- Well-known proverb
References
External links The text/enriched MIME Content-type