Typealyzer – provides a Myers-Briggs type analysis of your blog. This blog analyzes as ESTP, which probably doesn't surprise many folks :-)
Genderanalyzer – determines what sex you write like. It seems I'm a gender-neutral writer!
Readability Test - determines what grade level your blog is written at. This one came in at college (undergrad) level.
Fun and funky - check 'em out for your own blog!