The package allows the user to manually markup changes of text, such as additions, deletions, or replacements. Changed text is shown in a different colour; deleted text is crossed out. The package allows definition of additional authors and their associated colour. It also allows you to define a markup for authors or annotations.

A bash script is provided for removing the changes.

The author is Ekkart Kleinod. The package is Copyright © 2007-2012 Ekkart Kleinod.