Create more than just blog posts and pages. Add new content types with only the fields you need. Customize exactly how each content type's list and detail pages appear.
TiddlySnip is a Firefox extension that lets you use your TiddlyWiki as a scrapbook! Simply select text, right click and choose 'TiddlySnip selection'. Next time you open your TiddlyWiki file, your snippets will be there, already tagged and organised.
FireStatus is a Firefox 3 extension that allows you to send status updates, notes and URL links simultaneously to multiple social networks and services, like Twitter, FaceBook and FriendFeed. It also displays updates from these services in notification popups, for a more "live" communication with your friends.
Capture Fox Movie is a Firefox add-on and a handy tool to create tutorials about a software, a web site or anything that can be displayed on your computer. It records your screen frame by frame. You can also record your voice.
Open IT Online is a Firefox extension that allows to open and edit your documents from everywhere! Thanks to this extension, you will be able to open several types of documents directly in Firefox without needing any software to be installed.