The bookmarklet uses JavaScript to add Flash players to any MP3 links on a web page in the exact same way the regular version of 1 Bit does. The difference is that these players are applied in your browser manually, allowing you to use 1 Bit wherever you like.
This bookmarklet lets you add a custom home screen icon to your iPhone from any web page.
Lazy Sheep is a del.icio.us bookmarklet that auto-tags and auto-describes your bookmarks.