FAE

FAE - Free error checking on the website

FAE, a functional, easy-to-use web site evaluation tool that allows users to validate web pages and receive a review of various factors such as orientation, text equivalency, script, styles and HTML standards.

The site also breaks down HTML standards into small headings like headings, subheadings, navigation bars, etc. and give you a review. Any type of error is added to the rating under the heading "Warm" or "Fail".