Word processor

A word processor is an application which a type of text editor, used in document preparation systems. They usually show the document as it would appear when printed (with multiple fonts, bold and italic, etc); they stored their files in private formats (often including binary data), not intended for direct use by users. They always included an editing function, and can usually edit ordinary text files, as well as their private enhanced formats.

The first word processor was Bravo, created at Xerox PARC for the Alto.