Typekit : Ajoutez une ligne de code à vos pages et faites votre choix parmi des centaines de polices Web. Simple, robuste, standard, accessible et 100 % légal !
RoundPic : Online tool for making anti-aliased rounded corners (very Web 2.0!) for avatars and images
Feed43 : Your favorite site doesn't provide news feeds?
This free online service converts any web page to an RSS feed on the fly.
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 the given parameters and generate a large range of font families with very little effort.