Best Firefox Extensions

Checky is a document validation and analysis Extension for Firefox, Mozilla and Netscape. It has aeEasy to use interface to many free and commercial online validation and analysis services. Validate, analyze, view and inspect documents containing HTML, XHTML, CSS, RDF, RSS, XML, P3P, hyperlinks,... Platforms: *nix

FireBug is a Firefox extension that allows you to explore the far corners of the DOM by keyboard or mouse. All of the tools you need to poke, prod, and monitor your JavaScript, CSS, HTML and Ajax are brought together into one seamless experience, including a debugger, an error console, command... Platforms: *nix

RSS Panel is a Firefox extension that displays RSS directly from originating website. This extension auto discovers an associated RSS feed for the current site, if available. It then puts a floating panel in the left upper corner of the browser window, which can be expanded to view all links... Platforms: *nix

Tanach Linkify is a Firefox extension that replaces plaintext references to psukim (Biblical verses) to the mechon mamre link (which has the pasuk and translation). Replaces plaintext references to pages in Talmud with an e-daf link (which has an image of the page). Whats New in This Release:... Platforms: *nix

Chinesepera-kun: Chinese Popup Dictionary is a Firefox extension that will allow you read Chinese on websites. This is useful for just getting around a site, or even MORE useful if you are studying Chinese. It works with both Simplified and Traditional characters, and also allows you to export... Platforms: *nix

Copy as HTML Link is a Firefox extension that creates an HTML link to the current page using the selected text and copies it (into the clipboard) for pasting into other applications.. Platforms: *nix

xMirror is an extension which allows you to select another extensions site. Creates a dropdownlist in your extensionmanager that allows you to select other extensionsites: extensionmirror.nl, extensionroom.mozdev.org ... etc. Platforms: *nix

In The News is a Firefox extension that highlights text, right-click to see the latest related news stories. Mouse over any of the headlines to see a brief summary of the story. Click on any of the stories to have it open up in a new tab.. Platforms: *nix

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. The project leaves placeholders on the webpage that allow you to click to download and then... Platforms: *nix

Decilo Gratis is a Firefox extension that allows you to say what you want on decilogratis.com for free: just select in any web page the text you want to post on decilogratis, and then post it via right-click or Tools menu. In decilogratis.com you can write all what you want, for example, what... Platforms: *nix

Mozvert image is a Firefox extension that uses convert from ImageMagick for saving images to its preferred formats. It adds the entry "Convert Image As..." after "Save Image As..." with 8 predefined formats: PNG, JPG, GIF, XPM, TIFF, BMP, PS (PostScript), XBM, ICO.. Platforms: *nix

Encrypt This! is a Firefox extension that allows public key like encryption as well as passphrase methods. Visit the extensions homepage to set up public and private keys or just go ahead with a passphrase of your own creation. Using this extension you can select text and have it encrypted in... Platforms: *nix

Dilbert [US] is a Firefox extension that adds a little button to status bar and when you click it, it will show todays official US Dilbert from www.dilbert.com. Doesnt work if you have installed Dilbert [CZ]! If you have, uninstall it first! If you like my extension, please come back and... Platforms: *nix

TargetAlert is a Firefox extension that provides a visual cue for the destination of a hyperlink by appending a link with an icon that shows what type of file it leads to, or the effects it may have, such as opening a new window or leaving a secure site. Icons can be set to appear only when... Platforms: *nix

Operator is a Firefox extension that lets you combine information on Web sites with applications in ways that are useful. For instance, Flickr + Google Maps, Upcoming.org + Google Calendar, Yahoo! Local + your address book, and many more possibilities and permutations. All of these scenarios... Platforms: *nix

CCK Wizard is an addon that can be used to create an extension that customizes Firefox. The CCK Wizard can be used to create an extension that customizes Firefox. To access it, after installation, select Tools->CCK Wizard.. Platforms: *nix

TrustWatch Search by GeoTrust is a Firefox extension that allows you to search with Trust on Google, Yahoo! and MSN. This extension uses the popular TrustWatch anti-phishing service so you can see real-time/in-line site rating information for all your search results. Currently support the... Platforms: *nix

US Department of Homeland Insecurity Idiocy Level is a Firefox extension that displays the current Idiocy Level in the status bar.. Taupe Hat Systems main blog page Platforms: *nix

Nanowrimo Meter is a Firefox extension that displays progress during National Novel Writing Month (http://www.nanowrimo.org/).. Platforms: *nix

Adsense Notifier is a Firefox extension that displays your Adsense earnings on the statusbar. This is wonderful for anyone with OCD ( or GAD as some have called it ) who needs to check their stats every three seconds to see if they have gotten any more clicks.. Platforms: *nix