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JavaScript QR Code No Restart

Make QR Codes in pure JavaScript

Rated 5 out of 5 stars (1)
3,951 users

NoRedirect

NoRedirect lets the user take control of HTTP redirects. It can be used to interdict an ISP's DNS search redirection hijacks, preview/screen "shortened" URLs (e.g., TinyURL), stop the annoying redirection of "smart" error pages, etc.

Rated 4 out of 5 stars (49)
13,772 users

Magnifier No Restart

A quick restartless magnifier to debug styles and web pages.

Rated 4 out of 5 stars (8)
1,678 users

aXe Developer Tools No Restart

Add accessibility auditing to the Firefox Developer Tools

Rated 5 out of 5 stars (1)
1,291 users

Selenium IDE

Selenium IDE is an integrated development environment for Selenium tests. It is implemented as a Firefox extension, and allows you to record, edit, and debug tests.

Rated 5 out of 5 stars (7)
79,543 users

Cookie Watcher

Cookie Watcher is a tool to watch selected cookie in a statusbar.

Rated 5 out of 5 stars (6)
1,270 users

CacheViewer

This extenion is GUI Front-end of "about:cache"...

Rated 4 out of 5 stars (224)
59,580 users

SuperStop No Restart

SuperStop adds a Shift+Esc shortcut that stops background requests and animations even when the Firefox Stop button is disabled.

Rated 4 out of 5 stars (27)
3,040 users

JavaScript Toggle On and Off No Restart

Toggle JavaScript engine on and off the easy way

Rated 5 out of 5 stars (2)
17,536 users

Speed Tweaks (SpeedyFox) No Restart

This extension provides a list to almost all the settings that you may need to alter in order to enhance Firefox's speed.

Rated 4 out of 5 stars (21)
19,433 users

Link And Forminfo

Restore Linkinfo and FormInfo which has been deleted from PageInfo of Firefox3.

NOTE:
This extension does not seem to work on MAC.

Rated 5 out of 5 stars (24)
1,143 users

Toggle Mixed Active Content No Restart

An icon that toggles the preference of blocking mixed active content.
Preference Name: security.mixed_content.block_active_content

Rated 5 out of 5 stars (10)
4,721 users

JSON-formatter No Restart

Click addon's icon to quick format JSON document with tabs and new lines.

Not yet rated
6,304 users

Remove It Permanently

Permanently hide content from web pages using the Context Menu. Simply, click and "Remove it Permanently". Now includes previewing of items before removal, support for IFrame as well as lots of advanced features to make it easy for...

Rated 4 out of 5 stars (164)
13,722 users

Source Viewer Tab

Shows web page sources in tab.

Rated 4 out of 5 stars (34)
1,899 users

FlareGet Integration No Restart

FlareGet Browser Integration extension

Rated 4 out of 5 stars (4)
5,553 users

FillForms

FillForm is a small extension to help you fill page forms.
Fill out current web all forms with a keyboard shortcut(Alt + Q).

Rated 5 out of 5 stars (32)
2,897 users

Preferences Monitor No Restart

Track your Firefox's (about:config) preferences for unwanted changes.

Rated 4 out of 5 stars (40)
1,760 users

Hide My IP VPN No Restart

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

Rated 5 out of 5 stars (8)
8,371 users

Policy Control (noScript, noCSS, noMedia, ...) No Restart

This extension helps you quickly disable and enable different types of resources such as JavaScript, CSS, and Media. The extension can be used to increase privacy as well as saving bandwidth by blocking unwanted contents.

Rated 4 out of 5 stars (4)
1,886 users