Learns and corrects mistyped web addresses typed in the address bar...

Finds directions on Google and Yahoo Maps based on your selected text and one of various home addresses. You can manage various 'home addresses' and find directions from one of your home addresses to the selected addresses by right-cli

Provides supporting "text-shadow" feature of CSS2/CSS3.

Easily switch between your development and live servers.

A simple game extension...

An input method editor (IME) for Vietnamese. Type fully-accented Vietnamese directly into any Web page or dialog box using a standard keyboard.

KeyManager Tool: Firefox Add-on for Key Generation, Certificate Enrollment, CRL Signing, and Identity and Authority Delegation ( v0.1.3.20090331 IS FOR FF3/TB3/SM2 ONLY. For FF2/TB2/SM1 download the version 0.1.0.20080321. )

This extension is a incremental search UI for del.icio.us(http://del.icio.us/), You can find bookmarks very quickly.

Checks to see if Google Analytics is installed on any given page.

Graphing Calculator toolbar. Enter up to 5 equations into this toolbar, then view the graphs using Firefox native SVG support. The toolbar allows rescaling the x and y coordinates and redefining the domain of x.

Automatically shows user Popup Menu if text is selected.

Send Free SMS in Firefox(for Korean)

Adds XHTML Ruby support.

The Custom Buttons² Firefox extension provides the code base support necessary to create, maintain, import, and export custom toolbar buttons. The buttons can perform just about any task, with a large number of buttons already available on the

Easier cookie managment for Firefox

Gives a possibility to create custom toolbarbuttons...

This add-on provides a visual indicator of new Thunderbird mail availability in supported clients (Firefox, Sunbird) and Thunderbird itself. Note: you MUST install this add-on in BOTH Thunderbird and supported clients as there are bot

"Frosty...

Allows hiding of almost anything via context menu 'Remove Object'.

Tab grouping, multi-rows, tree view, and various tweaks for power users.

Displays the Exif and IPTC data in local and remote JPEG images.

Make any pages' search functionality available in the Search Bar (or "search box")...

This addon allows you to personalize your download manager.Now, you can open the download manager on a new tab or on the sidebar.

Add RoboForm Toolbar to Firefox...

Vista Theme on XP

Sage is a lightweight RSS and Atom feed aggregator extension for Mozilla Firefox. It's got a lot of what you need and not much of what you don't...

Draw out a ruler to get the pixel width and height of any elements on a...

Java Console Extension for Java SE 1.5.0_12 (version 5 update 12).

Read It Later allows you to save pages of interest to read later. It eliminates cluttering of bookmarks with sites that are merely of a one-time interest.

Fission combines address bar and progress bar (Safari style). This makes the progress bar more visible and allows for a nice visual effect.