TinEye comes highly recommended as a website for tracking down copies of web images. There is also a Firefox addin for TinEye to make looking up images that much easier. Via Kelly's Kool Tools.

Firefox addin: GooglePreview

Inserts preview images (thumbnails) of web sites into the Google and Yahoo search results pages.

[Download]

After you do this, Firefox gives up all but 8MB of memory when minimized.

1. Type about:config in the Address Bar
2. Right Click in the page and select New -> Boolean
3. Create variable config.trim_on_minimize
4. Set variable to True

Firefox addins

• LinkedIn Companion for Firefox
• Firefox Companion for Kodak EasyShare Gallery

  Organizing and sharing your pictures is easier than ever with Firefox Companion for Kodak EasyShare Gallery. Upload photos directly to your Kodak EasyShare Gallery, all within your browser.

• Wizz RSS News Reader

  A constantly improving RSS and Atom feed reader. It is fairly powerful, feature rich and is well supported.

• Cache Status
• Google Send To Phone
• BugMeNot addin

  Bypass compulsory web registration with the context menu via www.bugmenot.com.

A compilation of the best Greasemonkey Gmail enhancements in one extension: a comprehensive suite of Gmail enhancements, including skins, saved searches, keyboard macros, secure access, attachment icons, attachment reminders, label colors, signature floating and more.

[Better GMail]
[Better GMail2]

Performance and network tweaks for Firefox.

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page

All you need to do is:

• Open FireFox options
• Go to General | Connection Settings
• Use the Manual proxy configuration option
• Set t 127.0.0.1 Port 8888

S3Fox Organizer for FireFox

S3Fox Organizer for Amazon(S3Fox) v0.4: (NEW!) This firefox extension(browser plugin) provides an user friendly interface for Amazon's S3 (Simple Storage Service) . Its interface is very much similar to the FTP interface that lists local folders in the left panel and S3 buckets/files/folders in the right panel. Files/folders can be moved from the local computer to Amazon's storage space and vice versa.

S3Fox

Who Is This Person? [Firefox Add-ons]

With the Who Is This Person? Firefox extension, highlight a name on a web page and with a click look up someone's personal details in LinkedIn, Wikipedia, Technorati, Yahoo Person Search, Google News, TailRank and more. Useful!