Email Me - offers a web based contact form, you can dd it to your blog or website, avoid leak your real email address.
Text Mirror - a web tool that helps you to remove HTML code from web page, just leaves plain text.
Doj.me - a web tool that check website up or down.
Kyplexav - a cloud website scanner that scans virus on websites.
Woorank - a free website analysis tool that scans website, and gives out scores.