20 November 2008: The latest version of the Markup Validator (a.k.a HTML Validator) adds support for the validation of HTML5, along with a few bug fixes. See the changelog and announcement for details. (News Archive)

20 November 2008: The W3C Log Validator, our tool for easy, step-by-step quality improvements of a whole web site, gets a number of bug fixes and a new feature to exclude some traffic from the logs it analyses. See the changelog for details. (News Archive)

5 November 2008: Version 5 changes the names of most of the utilities, to avoid name clashes with other programs in common software distributions, such as Debian. Nearly all utilities now have a name that starts with “hx”.