Feedity : Feedity is an online data extraction tool and RSS feed builder
Feed43 : Your favorite site doesn't provide news feeds?
This free online service converts any web page to an RSS feed on the fly.
RSS Box : This app uses the API of other websites and gives you an RSS feed in return. Quick and simple.
RoundPic : Online tool for making anti-aliased rounded corners (very Web 2.0!) for avatars and images
metaflop : Metaflop is an easy to use web application for modulating your own fonts. Metaflop uses Metafont, which allows you to easily customize a font within t...
Page2RSS is a service that helps you monitor web sites that do not publish feeds. It will check any web page for updates and deliver them to your favorite RSS reader.