Search Results for tag "javascript"

JavaScript Errors Notifier Compatible with Firefox 57+

Notifies JavaScript errors by icon in toolbar bar or notification popup

GitHub →
Test page →

Rated 5 out of 5 stars (3)
108 users
Added April 22, 2018

Luminous: JavaScript events blocker Compatible with Firefox 57+

An extension to identify, analyze and block code execution and event collection through JavaScript in your browser.

Rated 4 out of 5 stars (5)
104 users
Added Jan. 21, 2018

3P Request Blocker (3PRB) Compatible with Firefox 57+

Prevent your browser from connecting to 3rd party resource without user consent. Increase your privacy, security, and speed by blocking unnecessary requests.

Rated 5 out of 5 stars (20)
265 users
Added Dec. 28, 2017

React Performance Devtool Compatible with Firefox 57+

A Firefox devtool extension for inspecting the performance of React components.

Not yet rated
276 users
Added Dec. 20, 2017

Live Reload Compatible with Firefox 57+

Addon for web devs. Monitor included JS, CSS and/or HTML in frames and automatically reload the host page when a change is detected in the included source. Supports inline reloading of stylesheets and frames without reloading the host page.

Rated 4 out of 5 stars (10)
773 users
Added Nov. 25, 2017

ScriptFilter Compatible with Firefox 57+

Blocks scripts and resources from a website with Content Security Policy.

Rated 3 out of 5 stars (1)
153 users
Added Nov. 22, 2017

Web Developer Sidekick Compatible with Firefox 57+

Please note that this extension is useful for web developers only.

It allows recognition of website environments and display useful data such as credentials, ip address, database connections...etc

Rated 1 out of 5 stars (1)
109 users
Added Nov. 20, 2017

Disable JavaScript Compatible with Firefox 57+

Adds the ability to disable JavaScript for specific sites or specific tabs.
You can customize the default JS state (on or off), the disable behavior (by domain or by tab) and much more.

Rated 4 out of 5 stars (23)
6,794 users
Added Nov. 20, 2017

Display Page Resolution Compatible with Firefox 57+

Displays the page's current resolution in a tidy box at the top right.
Requires zero permissions and completely open source.

Rated 5 out of 5 stars (3)
319 users
Added Nov. 15, 2017

JavaScript Switcher Compatible with Firefox 57+

Adds A Toggle button in URL bar, for toggling JavaScript (on or off) individually per domain, and stores that for future visit. Works also with Firefox 57+.

Rated 5 out of 5 stars (15)
3,991 users
Added Oct. 2, 2017

Style Guide Generator Compatible with Firefox 57+

Generate simple style guide from page's CSS.

Rated 5 out of 5 stars (2)
78 users
Added Sept. 7, 2017

Fresh Dom Tree View Compatible with Firefox 57+

Web developers can inspect the DOM in a simple, intuitive way - like a pine tree!
On a web page, right-click and select Fresh Dom Tree View. Then explore: click within the generated dom tree, or mouse-over within the web page.

Rated 5 out of 5 stars (1)
363 users
Added Sept. 1, 2017

Matomo Injector Compatible with Firefox 57+

Try out Matomo without modifying the existing website

Not yet rated
11 users
Added Aug. 27, 2017

Styler Compatible with Firefox 57+

Style any webpage with custom CSS / JavaScript / jQuery code.
Fast, Instantly visible, Live Preview & Live test scripts.

Rated 5 out of 5 stars (1)
132 users
Added July 25, 2017

showHTML Compatible with Firefox 57+

This extension shows information about a web page's HTML elements as you hover over them. The details are displayed in a text stripe at the top of the screen. Clicking on the text stripe will toggle it between top and bottom placement.

Rated 5 out of 5 stars (1)
373 users
Added May 25, 2017

JSTools Menu Compatible with Firefox 57+

Firefox Webextensions - JSTools Menu

Not yet rated
28 users
Added Feb. 25, 2017

JavaScript Toggle On and Off (WebExtension) Compatible with Firefox 57+

Toggle JavaScript engine on and off the easy way

Rated 4 out of 5 stars (57)
36,134 users
Added Jan. 10, 2017

Console Sidebar

Replicated the old firebug console Next to the Dev Inspector, the console has a history and can be minimized.

Rated 5 out of 5 stars (1)
56 users
Added July 13, 2016

JS Injector

Inject custom JavaScript code into the page.

Rated 5 out of 5 stars (5)
344 users
Added June 26, 2016

JavaScript Toggle On and Off

Toggle JavaScript engine on and off the easy way

WebExtension version:

Rated 4 out of 5 stars (14)
17,888 users
Added March 12, 2016