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TableTools2 - Copy/Sort/Chart/Filter Table&More!

Does everything for an HTML table: Copy (table/row/column/cell), Sort (multi-column), Search (regex, range operations ...), Filter, Chart, Statistics, Rearrange, Combine/Compare. To use: Right click in a real HTML table for the "tabletools2" option.

Rated 5 out of 5 stars (46)
18,087 users

Classic Toolbar Buttons No Restart Featured

'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions on Windows.

Beta builds on versions page!

Rated 5 out of 5 stars (144)
42,175 users

Open With Photoshop No Restart

Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.

Rated 5 out of 5 stars (62)
22,119 users

Stylish Sync No Restart

Sync engine for Stylish with backup / restore facility.

Rated 5 out of 5 stars (23)
6,605 users

NewScrollbars (aka NoiaScrollbars)

The "NewScrollbars"-extension replaces default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".

Rated 5 out of 5 stars (103)
16,164 users

Hide My IP No Restart

Hide My IP is number one tool for hiding your IP and unblocking any web site!

Rated 5 out of 5 stars (17)
21,753 users

View Source Chart

Inspect the DOM at lightning speed.

Rated 5 out of 5 stars (109)
14,860 users

cliget No Restart

Download files using curl or wget. This addon generates curl/wget commands that emulate the request as though it's coming from your browser allowing you to download protected files directly to a separate machine (e.g. server).

Rated 5 out of 5 stars (51)
7,671 users

Add-ons Manager - Version Number No Restart

Restores add-on version number inside Add-on Manager for latest builds of Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (15)
1,089 users

Mason

This extension can simplify the rule to just specify the URI and Content type and can enable/disable each rule separately.
What's more, it can customize the web pages by user scripts which is similar to Grease Monkey.

Rated 5 out of 5 stars (66)
6,122 users

Rainbow Color Tools

Color tools for web development.

Color picker and eyedropper + saving colors and trying out colors with drag and drop.

Rated 5 out of 5 stars (96)
33,896 users

QuickJava Featured

Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.

Rated 5 out of 5 stars (196)
295,882 users

Toggle JS No Restart

A simple toolbar button to quickly toggle javascript between enabled or disabled.
A green shield is shown when javascript is enabled and a red shield is shown when it is disabled

Rated 5 out of 5 stars (13)
6,091 users

Humancharacterguess No Restart

This addon predicts your character based on date of birth
This add on would be added to addon bar above the taskbar with name HCGdora and click on it to open

Rated 5 out of 5 stars (17)
116 users

Random Agent Spoofer No Restart

Rotates complete browser profiles ( from real browsers / devices ) at a user defined time interval. It includes many extra privacy enhancing options

Rated 5 out of 5 stars (103)
66,021 users

PrefBar

The all in one toolbar(item). Houses and manages bigger amounts of buttons (Clear Cache, Clear Cookies, ...), Menus (User Agent spoof...) and checkboxes (Javascript, Flash, ...). Extensible from online-database or with self created buttons.

Rated 5 out of 5 stars (41)
16,847 users

NoScript Security Suite Featured

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Rated 5 out of 5 stars (1,530)
2,454,475 users

Console²

Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.

Rated 5 out of 5 stars (49)
9,598 users

Pentadactyl No Restart

Firefox for Vim and Links addicts.

Rated 5 out of 5 stars (139)
2,784 users

Screengrab (fix version) Featured

Screengrab! saves webpages as images.
0.98 released!
New features: upload to internet

Rated 5 out of 5 stars (276)
155,503 users