lm8 has packaged diffh, a diff output to HTML converter, for VL 5.9.
Package Size: 19K
Installed Size: 70K
diffh: diffh (filter for diff that outputs highly readable html )
diffh: Diffh makes browsing diff output easy by converting it to highly
diffh: readable and valid HTML.
diffh: License: GPL 2.0
diffh: Authors: Matt Giuca
diffh: Website: http://diffh.sourceforge.net/
After testing this package pplease stop back here and let us know how it works for you.