W3C HTML Validation Service Upgraded
W3C is pleased to announce an upgrade to the W3C HTML Validation Service created and maintained by Gerald Oskoboiny of the W3C Systems Team. New features include XHTML 1.1 and XHTML Basic 1.0 support, experimental MathML 2.0 support, new functions on the results page, and an option to override character encoding. Feedback on the service is welcome (archive). Refer to What's New for the change history.