Redux DevTools
DevTools for Redux with actions history, undo and replay.
52 911 používateľov
Proxy SwitchyOmega
Manage and switch between multiple proxies quickly & easily.
52 220 používateľov
Ruffle - Flash Emulator
Putting Flash back on the web. Designed to be easy to use, this extension will seamlessly enable you to play flash content, with no extra configuration required!
51 287 používateľov
Nimbus Screen Capture: Screenshot, Edit, Annotate
★ Used by Several Million users on different platforms ★ 1) Screen capture web pages 2) Selected regions 3) Whole browser window 4) Slack upload Edit screenshots. Save images as local files or Google Drive. Tools for Annotation. Upload and share
45 982 používateľov
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.
42 381 používateľov
Allow Right-Click
Re-enable the possibility to use the context menu on sites that overrides it
41 522 používateľov
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.
35 939 používateľov
Stylish - Custom themes for any website
Prispôsobte si vzhľad aplikácie alebo webových stránok pomocou rozšírenia Stylish – správcu štýlov.
34 294 používateľov
WhatFont
A wrapper for Chengyin Liu's WhatFont tool
33 966 používateľov
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.
33 145 používateľov
Disable WebRTC
WebRTC leaks your actual IP addresses from behind your VPN, by default.
27 885 používateľov
CORS Everywhere
A firefox addon allowing the user to enable CORS everywhere by altering http responses. Report issues to the repository, with enough information to reproduce the problem: https://github.com/spenibus/cors-everywhere-firefox-addon/issues
24 608 používateľov
User-Agent Switcher
Quickly and easily switch between popular user-agent strings.
24 239 používateľov
Media Converter and Muxer - Audio Tools
Easy to use video and audio converter and muxer written in WebExtension built on top of the well-known FFmpeg converter
24 209 používateľov
JSONView
View JSON documents in the browser.
24 190 používateľov
SAML-tracer
A tool for viewing SAML and WS-Federation messages sent through the browser during single sign-on and single logout.
22 420 používateľov
Colorpick Eyedropper
A simple eye-dropper & color-picker tool allowing you to select color values from webpages. You will need to enable the add-on bar Firefox menu->Options->Add-on Bar OR View->Toolbars->Add-on Bar Then refresh the page.
22 135 používateľov
ImageAssistant Batch Image Downloader
An image extractor for sniffing, analyzing and batch downloading images from web page.
21 844 používateľov
Font Finder (revived)
An easy-to-use font inspector to get CSS styles of the selected element
20 611 používateľov
WAVE Accessibility Extension
Evaluate web accessibility within the Firefox browser. When activated, the WAVE extension injects icons and indicators into your page to give feedback about accessibility and to facilitate manual evaluation.
20 268 používateľov
Xdebug Helper for Firefox
This extension is very useful for PHP developers that are using PHP tools with Xdebug support like PHPStorm, Eclipse with PDT, Netbeans and MacGDBp or any other Xdebug compatible profiling tool like KCacheGrind, WinCacheGrind or Webgrind.
19 929 používateľov
Lightning Autofill
The most popular autofill extension, boosting productivity since 2010.
18 703 používateľov
SeoQuake SEO extension
Accelerate your SEO efforts on the fly. SEOquake is a free plugin for browsers that provides you with key SEO metrics for a specific page, along with other useful tools such as SEO Audit and many others.
17 290 používateľov
Text Link
Umožňuje texty s internetovými adresami otvárať ako odkazy dvojitým kliknutím.
16 504 používateľov
cookies.txt
Exports all cookies to a Netscape HTTP Cookie File, as used by curl, wget, and youtube-dl, among others.
16 163 používateľov