Eliminates invisible characters like zero-width spaces that can break code and cause formatting issues.
Replaces non-breaking spaces with regular spaces.
Converts em-dashes and en-dashes to standard hyphens.
Converts curly or smart quotes to straight quotes, which is especially useful for code and plain text compatibility.
Replaces the ellipsis character with three dots.
Eliminates whitespace at the end of lines.
Removes all asterisk characters from the text.
Strips markdown heading syntax from the beginning of lines.