1. WebRank Toolbar – Pagerank, Alexa, Compete and Quantcast Rank, Pages Indexed and Backlinks
A toolbar that gives you the Google Pagerank, Alexa, Compete and Quantcast Rank of the website you are viewing, pages indexed and backlinks in Google, Bing and Yahoo. Bookmark website at PickMeWeb.com, website reviews at Wikia.com
Stylesheet modifier in the Sidebar.
3. View Source Chart
Inspect the DOM at lightning speed.
Learn HTML at lightning speed.
PixelZoomer takes a screenshot of the current website and provides various tools for pixel analysis. You can zoom into websites (up to 3200%), measure distances and pick colors with an eye dropper.
Check the validity of links on any webpage.
6. Window Resizer
The Browser Window Resizer is useful for testing different screen sizes. It accurately resizes your browser so you can test to see what a web page looks like in all of the standard resolution sizes.
Supports the 640×480, 800×600, 1024×768, 1280×800, 1280×1024, 1600×1200 resolutions.
Resize the current page via the Context menu, Tool menu or Toolbar button.
7. Unicode Input Tool/Converter
8. Adblock Plus
Adblock Plus allows you to regain control of the internet and view the web the way you want to. The add-on is supported by over forty filter subscriptions in dozens of languages which automatically configure it for purposes ranging from removing online advertising to blocking all known malware domains. Adblock Plus also allows you to customize your filters with the assistance of a variety of useful features, including a context option for images, a block tab for Flash and Java objects, and a list of blockable items to remove scripts and stylesheets.
Flashblock is an extension for the Mozilla, Firefox, and Netscape browsers that takes a pessimistic approach to dealing with Macromedia Flash content on a webpage and blocks ALL Flash content from loading. It then leaves placeholders on the webpage that allow you to click to download and then view the Flash content.
Flashblock currently blocks the following content types:
* Macromedia Flash
* Macromedia Shockwave
* Macromedia Authorware
11. Open With Photoshop
Open With Photoshop is a new companion for web designers, graphic designers and in general whom like to use Photoshop.
Open With Photoshop send any web image via right click context menu to the Photoshop. It is valuable tool for time saving.
The add-on is created for Photoshop CS4 users.
Tested on Windows XP. Support for Linux and Mac users will be assured with the help of those operating system users.
12. Palette Grabber
Creates a color palette for Photoshop, Paint Shop Pro, GIMP, Flash, Fireworks, Paint.NET, or OS X based on the current page.
FxIF (Firefox exIF) allows you to view meta information data contained in JPEG images from the convenience of your Firefox (or SeaMonkey or other compatible) browser. Most digital cameras add EXIF data to all images you take and much editing software adds or allows you to add more informations on the picture and you the creator.
14. Professor X
The Professor X Extension let’s you see inside a page’s head without viewing the sourcecode.
Once installed the Professor X command is available by right-clicking as well as in the Tools menu. When applied to a page it will display the contents of the page’s head element, including Meta, Script and Style content. This can help you see how a website was constructed without having to go back and forth between the sourcecode and the page in your browser.
This is the companion extension to X-Ray although either can be installed and used on their own. They were created to help people learning web design at various levels of experience.
15. Font Finder
FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.