 Modes have also been devised for other constructed languages; Esperanto and Lojban.Tolkien has used multiple modes for English, including full writing and ómatehtar alphabetic modes, phonetic full modes and phonetic ómatehtar modes known from documents published after his death.The contemporary de facto standard in the tengwar user community maps the tengwar characters onto the ISO 8859-1 character encoding following the example of the tengwar typefaces by Dan Smith.