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Advanced Dork:

Advanced Dork: gives quick access to Google's Advanced Operators directly from the context menu...

Rated 5 out of 5 stars (20)
190 users

Zing! Locale Switcher No Restart

Want to change from one language to another? Zing! and the locale is switched.

Rated 5 out of 5 stars (1)
182 users

MR Tech About:About

Adds the following "about:" options to the Help menu

Rated 3 out of 5 stars (7)
167 users

InlineDisposition Reloaded No Restart

InlineDisposition Reloaded changes the disposition type of "Content-Disposition" response headers from "attachment" and "file" to "inline"

Rated 5 out of 5 stars (1)
155 users

MR Tech Link Wrapper

Wraps long links and lines to spare you from having to scroll left and right...

Rated 4 out of 5 stars (9)
135 users

IE Tab V2

Ported version of IE Tab V2 (Enhanced IE Tab) that is compatible with SeaMonkey 2. Based on IETab.net work.

Rated 5 out of 5 stars (2)
125 users

IP Flager No Restart

Shows country flag for the website in the location bar.

Rated 5 out of 5 stars (2)
98 users

AuctionSearchKit

One-click eBay tools providing useful information to the buyer including a map of where items are located, past feedback on similar items and seller history/statistics.

Not yet rated
57 users

Clear Cache and Data No Restart

Clears the browser cache and other selected storage.

Not yet rated
50 users

Relaxed the HTML Validator

"Relaxed" is a HTML validator which validates HTML documents using it's own schema definitions written in Relax NG with embedded Schematron patterns.

Rated 2 out of 5 stars (4)
49 users

MR Tech Link Wrapper Lite

Wraps long links and lines to spare you from having to scroll left and right...

Rated 1 out of 5 stars (1)
21 users

Google Redesigned 2

Ported version from Firefox to be compatible with Seamonkey 2.

A complete redesign of popular Google services, Google Redesigned changes the appearance of popular Google services.

Not yet rated
18 users

bbeContainer

an extension that allows users to edit local files with browser-based editors.

Not yet rated
15 users

PreviousPage

Shows previous page on the left side

Rated 4 out of 5 stars (2)
15 users

Tamil to Sinhala Transliteration

Transliterate Tamil selected text in to Sinhalese. When click on that text full transliterated text display as popup.

Rated 5 out of 5 stars (3)
15 users

Remote Developer Tools Server No Restart

This addon provides options for starting the developer tools server. It is especially valuable in XULRunner Apps where there is no UI to start the server.

NOTE: This addon is not mandatory in Firefox or Thunderbird, as support is built in.

Not yet rated
14 users

Debugger Server Enabler No Restart

Starts the remote debugger server.

Not yet rated
12 users

Live HTTP Headers (Fixed By Danyial.com)

View HTTP headers of a page and while browsing.
Live HTTP Header Fix By Danyial ITs Working On Firefox Again Fixed Reply Problem

Not yet rated
11 users

ThaiSEObar

แถบเครื่องมือของ ThaiSeoBar (PR, Dmoz, Google) เป็นเครื่องมือที่อำนวยความสะดวกสำหรับวิเคราะห์ SEO ของข้อมูลในเว็บไซต์อย่างรวดเร็วที่ซึ่งมีจุดประสงค์ให้เว็บมาสเตอร์เป็นผู้ใช้ นอกจากนี้ยังมีคุณสมบัติพิเศษสำหรับผู้ใช้ทั่วไปอีกด้วย
http://thaiseobar.com

Not yet rated
6 users

sepsis-console (Deprecated)

THIS VERSION IS DEPRECATED. Use https://addons.mozilla.org/en-US/developers/addon/sepsis-console instead. See the description below.

sepsis-console is a general-purpose JavaScript console for all Mozilla toolkit applications.

Not yet rated
3 users