NoScript
¡La mejor seguridad que puede obtener en un navegador web! Permita que el contenido activo se ejecute sólo desde los sitios de confianza, y protéjase contra XSS y los ataques Clickjacking, "Spectre", "Meltdown" y otros exploits de JavaScript.
258.757 usuarios
Script Blocker Ultimate (NoScript, Disable JS)
Best Script Blocker for Firefox. (Best in Performance, This addon does NOT track user activities same as others)
2158 usuarios
javascript
add javascript that will run on this domain. back up your scripts in the options area (shortcut there by clicking the "JS" letters in the bottom right)
12.225 usuarios
Disable JavaScript
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.
32.262 usuarios
YesScript2
It marks the domain of the active tab untrusted, reloads the page and blocks scripts from running on it. An option for the user to stop a website eating up resources or doing malicious things even if it breaks the functionality of the page.
1264 usuarios
JavaScript-Java Bridge
A replacement for the Java Plugin so Java Applets without graphics continue to work on browsers that no longer support NPAPI plugins. Java's LiveConnect API is emulated — data & method calls can be exchanged, and Java can manipulate the webpage DOM.
28.513 usuarios
JavaScript Switcher
A lightweight addon that 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+.
6113 usuarios
JavaScript Warning
You can store websites in a list which are not supposed to execute JavaScript code. If they try to do so the Add-on warns you.
1628 usuarios
run-a-script
A minimalistic Firefox extension that allows you to define one JS script which is injected into every page you visit. The addon's code is only a couple of lines long so you can easily verify what's going on.
159 usuarios
Magic Userscript+
Finds available UserJS for the current webpage, the power of Greasy Fork on the go!
792 usuarios
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
13.194 usuarios
Scribe YouTube Transcripts
Instantly view beautifully formatted YouTube transcripts with punctuations, paragraphs and chapters.
336 usuarios
