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Questions tagged [firefox-addon]

Commonly, you should use this tag IN ADDITION TO the tag for the specific type of add-on which you are asking about. At this point, the most common is firefox-addon-webextensions for WebExtensions based add-ons. A Firefox add-on is a way of adding to or modifying the Firefox web browser. Most commonly, questions in this tag are about Firefox extensions, which add new functionality to the browser, although "add-on" may also refer to themes or plugins.

A Firefox add-on is a way of adding to or modifying the Firefox web browser. Most commonly, questions in this tag are about Firefox extensions, which add new functionality to the browser, although "add-on" may also refer to themes or browser plug-ins.

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DownThemAll alternative for Firefox Quantum?

previously i was using DownThemAll extension on my Firefox. recently i upgraded my firefox to Quantum since DownthemAll does not support latest Firefox do we have any alternative for DownThemAll extension. source of extension ! thanks in advance!
Ashu_FalcoN
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Firefox addon to execute Javascript on specified pages?

I'd like to find a Firefox addon that would look at the url you're viewing, match it against a pattern, and if there was a match it would execute arbitrary Javascript (maybe by loading the .js file from another url). I can't seem to find any such…
ccleve
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How to disable CORS in mozilla firefox?

How to disable the web security in Firefox or how to solve CORS issue in Firefox during development? Things tried but did not work: The option of filtering in "about:config" and setting the "security.fileuri.strict_origin_policy=false" doesn't…
Easwaramoorthy Kanagaraj
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How to install my .xpi on firefox android

I work on a firefox addon using JPM. I want to install it on my android phone, i've run "jpm xpi" and copy xpi on my sdcard. When i browse to file://path/to/my/xpi in android firefox nothing happen. Same issue if i upload xpi on my server and browse…
Lezme
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File System access from Firefox Extension

Is it possbile to create a firefox extendsion to write to files in a windows file system ?
Arun R
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Firefox Addon console.log() Not working

So I need to check some results in a Firefox add-on I'm working on, however the console.log() does not work. I've tried simply putting,console.log("Hello World"); in the main.js file and loading it, but it doesn't log anything.
Knight Yoshi
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How to write FireFox extension with Visual Studio using C# programming language?

I was wondering if it's possible to write Firefox extension using .Net Framework? Had anybody such experience in writing Firefox extensions using C# programming language? Any good sites or guidelines would be very helpful. FFPlugin…
nemke
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How to access Firefox Extension I added in Selenium Webdriver?

I know that you can load up either an existing Firefox profile, or create one using Ruby Bindings in the selenium-webdriver gem, as described here: http://code.google.com/p/selenium/wiki/RubyBindings And then use add_extension to add any number of…
Kotsu
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Can I create a firefox plugin using Python?

Possible Duplicate: python for firefox extensions? I want to create a plugin for Firefox that could simplify text. I have code to simplify text written in Python. So I need to know whether it is possible for me to build the Firefox plugin in…
Ambika
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Check if a Firefox 3.5 add-on is enabled

In order inform the user of possible conflicts, I'd like to have my add-on check if another add-on is installed and enabled. If so, I can disable either it or my own at the user's bequest: function disableExtension(id) { var man =…
Paul Lammertsma
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Intercept and modify DOM before page is displayed to user

I'm trying to create a Firefox addon (using addon SDK) that will modify how the page is displayed, mostly as a training/learning exercise. For some tasks (like augmenting pages with new functionality) using pageMod is perfectly fine. Page loads and…
Gerino
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JavaScript `of` Keyword (for...of loops)

I just spotted, in Firefox SDK JavaScript (on MDN), the use of a keyword I have never seen before: var tabs = require('sdk/tabs'); for (let tab of tabs) console.log(tab.title); Is the of keyword made up by Mozilla or is it standardized?
Nick Russler
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I want to use VI-like commands in Web Browser?

I love VI and I'm looking for a plugin of some sort that would allow me to input text in my browser (preferably Firefox or Chrome) using VI commands. It would save me an immense amount of time and at the same time when writing long emails. Can…
user290230
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Firefox extensions & XUL: get page source code

I am developing my first Firefox extension and for that I need to get the complete source code of the current page. How can I do that with XUL?
Franz
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Python Using Adblock with Selenium and Firefox Webdriver

My goal is to use Adblock Plus with Selenium via Python. I have been able to get it to the point where it will load the extension, but by default it does not include the default filter "EasyList." Here is what I have so far: from selenium import…
davelupt
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