WAVE is a free web accessibility evaluation tool provided by WebAIM. It is used to aid humans in the web accessibility evaluation process. Rather than providing a complex technical report, WAVE shows the original web page with embedded icons and indicators that reveal the accessibility of that page.
Gust MEES: I love this one as it is showing very well where the problems are...
Read more and test your blog and/or web site:
Via Gust MEES