A library for comparing two HTML files/snippets and highlighting the differences using simple HTML.

This HTML Diff implementation is a PHP port of the ruby implementation found at https://github.com/myobie/htmldiff.

This is also available in C# at https://github.com/Rohland/htmldiff.net.

php-htmldiff is available under [GNU General Public License, version 2] (http://www.gnu.org/licenses/gpl-2.0.html).