One big complaint about search engines is they are all rather vanilla with their visual representation.  Wouldn’t it be better if you could color code things a ‘bit more?  One Greasemonkey script that does a great job at this is Colorful Search.

Want to get real time Twitter search results on Google?  Depending on the topic you are searching for (especially if it is a newsworthy event) you might be surprised by the range of coverage that you get from Twitter.  Why not harness that and have it handy when searching Google?  Now with this userscript for Greasemonkey you can do it.
After installing Twitter Search Results on Google, here is an example of what your searches will look like:

It displays the most [...]

Tired of hitting, “Next” to see the next part of any page?  No matter if you are looking through search results on Google or reading through a series of articles, the “next link” has become such an annoyance, somebody has developed an add-on for Firefox to get around it.
AutoPager is an extension that will automatically load the next page in a series of links so you have a continuous and infinite scrolling web page.  By default AutoPager works with a [...]

I love shopping with Amazon.  Now before you say how close-minded I am, let me remind you they allow a person to purchase a  JL421 Badonkadonk Land Cruiser Tank when they so desire.   If you too feel the love for Amazon and the goods they provide, try out GoogAzon. 
This is an experimental add-on for Firefox that will give you the top ten results in Amazon for every Google search you do.  See something you like?  Click the Amazon link [...]

There has been a lot of buzz around Inquisitor, the new search engine plugin for Firefox from Yahoo.  It promises to “speed up your searches like no other”.  Does it deliver? 
The idea here is to search right from the search box, rather than be taken to a new page to view your search results.  Inquisitor, over time, will learn to understand you better and tailor your results to suit your needs. 
Keyboard shortcuts, that you can add yourself [...]

The Extend Firefox 3 contest is all wrapped up, and they have announced some great extensions as the winners.  Out of well over 100 entries, here are the best of the best.
Best New Firefox Add-ons

Pencil
Tagmarks
HandyTag

The folks the brought you the CustomizeGoogle extension for Firefox are working on something else that might help you get more out of Google and push forward a new and innovative idea for Online searching.
This CustomizeGoogle feature saves you from the hassle of paging through Google web search results. Whenever you navigate to the end of the page, you dont have to hit the next button. CustomizeGoogle automatically fetches next set of results and appends them to the [...]

Going into the “should have been in there by default” pile of extensions I have grown to enjoy since Firefox 2 came out, we have searchOnTab. This simple and small extension allows you to select that new searches always appear in a new tab via the browser.
It is a pain in the neck to have to open a new tab before I start a new search (if I do not want to have my current tab changed [...]