Bit late to the party with this one, but the Google Font Directory has some great open source fonts that can be included in your webpages incredibly easily. They host the whole solution and it’s a few basic lines of CSS to get some fancy fonts on your site. My personal favourites include Inconsolata and Lobster.
In Safari 5 HTML5 videos played in the <video> tag can now be made fullscreen, if you’re using the default controls then a button is available, but if you’re overriding them with a custom control you can use:
This needs to be called on the video tag element, for example, to fullscreen the first video tag on the page use:
Pictaculous (from MailChimp) lets you upload or email a photo and then generates a colour palette from it. You can email (email@example.com) straight from your iPhone and get a reply complete with your colour palette results. It also suggestion palettes from kuler and COLOURlovers.