“groovy mother...”

Mozilla Labs is launching a sort of Greasemonkey++ — in addition to tweaking web pages, you get some limited control over the browser chrome. Will be interesting to watch this grow

An attempt to create an in-browser lightweight IDE. This is interesting for a bunch of reasons: Hardcore use of <canvas>, a goal of creating SubEthaEdit style realtime collaboration, and if nothing else, creating a genuinely decent-looking web-based text editor.

Nifty new Firefox extension, taking the quicksilver shorty-cutty app-launcher approach to the web. Looks very promising.