Dark Reader
Tmavý motiv pro každou stránku. Používejte Dark Reader pro celodenní prohlížení webu a šetřete tak své oči.
1 132 630 uživatelů
Ghostery – Privacy Ad Blocker
The best privacy tool and ad blocker extension for Firefox. Stop trackers, speed up websites and block ads everywhere including YouTube and Facebook.
938 655 uživatelů
Stylus
Změňte vzhled webů pomocí správce uživatelských stylů. Stylus umožňuje snadnou instalaci vzhledů a modifikací pro spoustu webů.
124 600 uživatelů
Clear Cache
Clear browser cache with a single click or via the F9 key. F9 Fever! ;)
59 862 uživatelů
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
711 346 uživatelů
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
144 044 uživatelů
Cookie-Editor
Cookie-Editor lets you efficiently create, edit and delete a cookie for the current tab. Perfect for developing, quickly testing or even manually managing your cookies for your privacy.
77 760 uživatelů
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!
65 820 uživatelů
User-Agent Switcher
Easily override the browser's User-Agent string
61 855 uživatelů
Cookie Quick Manager
An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
52 198 uživatelů
WhatFont
A wrapper for Chengyin Liu's WhatFont tool
36 009 uživatelů
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.
33 485 uživatelů
Disable WebRTC
WebRTC leaks your actual IP addresses from behind your VPN, by default.
25 312 uživatelů
Google Lighthouse
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps.
16 103 uživatelů
RESTED
A REST client for the rest of us
14 145 uživatelů
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
13 166 uživatelů
My IP Hider VPN
My IP Hider VPN is number one tool for hiding your IP and unblocking any web site! If your Firefox version is less then 55 please install older My IP Hider VPN from "Version History" (https://goo.gl/7ZQQjZ)
13 020 uživatelů
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
12 638 uživatelů
JSON Lite
Fast JSON viewer - highlights, shows items count/size, handles large files
12 321 uživatelů
Empty Cache Button
Cache clearing made easy. One click.
11 315 uživatelů
Proxy Toggle
Toggle between direct connection and a single proxy server via a toolbar icon.
10 224 uživatelů
Save Screenshot
Saves the current page as image file or copies it to clipboard.
8 848 uživatelů
ScriptCat
脚本猫,一个可以执行用户脚本的浏览器扩展,万物皆可脚本化,让你的浏览器可以做更多的事情!
8 790 uživatelů
Emoji Cheatsheet
A reference for the codes to generate Emojis on popular sites like GitHub or Basecamp and Unicode characters for Twitter and Facebook. Search Emojis by name or view recently selected items. Emojis are automatically copied to the clipboard.
8 360 uživatelů
MobiDevTools
A mobile devtools for debugging web sites and applications with the console, DOM, network info, sources, and more.
7 974 uživatelů