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DOM Inspector Plus! [dm]

Improved DOM Inspector! [dm version]. Box Model new layout & more data, see screenshot!. Horizontal scroll for Dom-Tree, and some more.
Inspects the structure and properties of a window and its contents.

Rated 5 out of 5 stars (4)
548 users
Updated February 8, 2016

BrightSide XUL Installer No Restart

Automatically installs a set of domains to the Remote XUL whitelist.

Not yet rated
0 users
Updated January 27, 2016

Stylish

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, and many, many other sites. You can even customize Firefox and other programs themselves.

Rated 4 out of 5 stars (817)
458,547 users
Updated January 23, 2016

Stylish-Custom

custom additions to Stylish extension

Rated 5 out of 5 stars (3)
530 users
Updated January 16, 2016

Link Properties Plus

Provides extended link properties: size of linked file, last modified time, etc.

Rated 5 out of 5 stars (13)
1,815 users
Updated December 20, 2015

RequestPolicy v0.5 Legacy

Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.

Rated 3 out of 5 stars (4)
1,731 users
Updated December 18, 2015

GitHub Extension Installer No Restart

Install Browser Extensions straight from GitHub Repositories

Rated 5 out of 5 stars (9)
2,825 users
Updated December 7, 2015

Click-to-Play Manager No Restart

Manages the Click-to-Play domain whitelist.

Rated 4 out of 5 stars (11)
3,133 users
Updated November 3, 2015

MonkeyFix

Fixes up numerous SeaMonkey browser interface issues (eg. adding support for popup ALT attributes), as well as adding some handy features for developers and power users (eg. configure source viewer, work online/offline).

Rated 5 out of 5 stars (3)
369 users
Updated October 30, 2015

Re-Pagination No Restart

See more search results etc. on one page, concatenating several pages together...

Rated 4 out of 5 stars (52)
4,865 users
Updated October 11, 2015

Remote XUL Manager No Restart

Manages the Remote XUL whitelist to allow websites and local files to load XUL content. For versions compatible with Firefox 41 and lower, see All Versions page below.

Rated 5 out of 5 stars (36)
72,180 users
Updated September 28, 2015

Live HTTP Headers (Fixed By ITWorld.com.pk)

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

Rated 4 out of 5 stars (5)
2,065 users
Updated August 31, 2015

Clear Cache and Data No Restart

Clears the browser cache and other selected storage.

Rated 3 out of 5 stars (3)
4,532 users
Updated August 24, 2015

DOM Inspector

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Rated 5 out of 5 stars (66)
120,186 users
Updated July 9, 2015

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)
309 users
Updated July 7, 2015

Reload Skip Cache Button No Restart

Reload page without using content stored in the browser cache to make sure you get any updates.

Rated 5 out of 5 stars (1)
674 users
Updated July 2, 2015

IP Flager No Restart

Shows country flag for the website in the location bar.

Rated 5 out of 5 stars (2)
187 users
Updated June 8, 2015

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 (39)
15,405 users
Updated June 4, 2015

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 (2)
389 users
Updated June 1, 2015

WorldIP - Geo Add-on with Security Features

Professional Geo Add-on with security features and advanced network tools. Anti-phishing. Protection against DNS spoofing and fake sites. All DNS records for domain. The real location of web server, country flag, extended information about datacenter

Rated 5 out of 5 stars (121)
35,816 users
Updated May 23, 2015