If you're a Firefox and Google Reader user and you haven't yet installed the Feedly plugin, you're going to want to install it today after you hear this: Feedly has now integrated its own results - that is, links to the relevant posts from your Google Reader - right into your Google search results. This integration essentially adds a layer of social search directly into Google, and all with no extra work on your part besides simply having installed the plugin.
OpenURL Referrer is a browser extension that can take certain kinds of citations on the web and convert them to direct links to one of your local library's databases. This can be accomplished thanks to OpenURL
Zotz is a Firefox add-on giving you the ability to publish citations from Zotero to an Exhibit in one step. Zotz helps you make them public. With just two clicks, you'll be looking at an Exhibit of whichever Zotero citation collection you choose. After installing Zotz, the gear dropdown menu will include a new entry labeled Export to Citeline... Select a collection (or your entire library), click to the new export, and you'll see an Exhibit in a new tab.
Tab Kit makes tabs more efficient for power users, allowing a wide variety of tweaks, all of which are optional, notably: - Group tabs, by domain or opener (parent) tab, manually or automatically - Multi-row tabs - Vertical tab tree (with splitter) - Sort tabs, by address, last loaded, last viewed, order of creation, origin or title - Control new tab position and close order - Easily duplicate tabs and copy/move them between windows by dragging - Scrollwheel tab switch - 'Mouse rocker' to go back/forward in history - Highlight unread tabs (and emphasise current tab) - Scrollbar instead of scroll arrows in over-long Bookmarks and All Tabs popups - Open Selected Links feature