CORS Unblock
No more CORS error by appending 'Access-Control-Allow-Origin: *' header to local and remote web requests when enabled
6,740 users
SmartProxy
SmartProxy is a smart automatic proxy switcher that will automatically enable/disable proxy for the sites you visit, based on customizable rules.
6,509 users
Postman Interceptor
Capture requests from any website within Firefox and send them to Postman App
6,469 users
Page Saver WE screenshot capture tool
Quickly and easily capture an image of a web page. Options allow you to control output format (PNG or JPEG), file name and more.
6,427 users
Emoji Keyboard - Emojis For Firefox
It helps input emoji in the web browser with an extensive search functionality.
6,387 users
simple-modify-headers
The extension rewrite the header (request or response) based on a rules table. It 's possible to add, modify or remove header fields for a choosen url pattern. It's possible to import/export the configuration
6,319 users
Html Validator
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon For Firefox 56, use 0.974 (see all versions below). For Firefox 57, see Web Extensions.
6,316 users
ruler
Simple tool for measuring arbitrary parts of a page. Does not and will never contain adware.
6,067 users
Dark Mode - Night Eye
With Dark Mode - Night Eye, you can easily switch websites between dark and light mode as desired to take care of your eyes and reduce eye strain. Make your online experience more comfortable and enjoyable with this simple and convenient tool.
6,031 users
Force Copy
Force Copy professionally circumvents limitations pertaining to Web Copying, Keyboard Usage, and Right-click Functionalities, facilitating an unhindered browsing experience. Open Source Project: https://github.com/WindrunnerMax/TKScript.
5,806 users
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+.
5,723 users
Mobile DevTools
an extension that adds Eruda developer tools to Firefox Android. Lets you use the console, inspect elements, and network monitor on your phone
5,713 users
All Downloader Professional
All Downloader Professional finds links, images, videos, documents on a website an make them downloadable.
5,594 users
Full Screen for Firefox
Go full screen with one click on the full screen button. That includes also the full screen movies such as the YouTube, Vimeo, Dailymotion, Youku video player, etc.
5,534 users
FoxyProxy Basic
FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. No paid accounts are necessary; bring your own proxies or buy from any vendor. The original proxy tool, since 2006.
5,442 users
polkadot{.js} extension
Manage your Polkadot accounts outside of dapps. Injects the accounts and allows signs transactions for a specific account.
5,415 users
Live Server Web Extension
Live Reload feature for Dynamic content (PHP, Node.js, ASPNET - Whatever, it doesn't matter). This extension is for Live Server - VSCode Extension (required v3.0.0+).
5,386 users
Google Analytics Opt-out
Prevents the Google Analytics and Tag Manager's JavaScript APIs from collecting data and recording the user
5,236 users
Ahrefs SEO Toolbar
Save hours with a complete toolkit in one SEO extension. Insights for on-page, keyword research, and link analysis on any webpage.
5,153 users
ТУБЕРНЕТ - Доступ к любимым сервисам
ТУБЕРNET - VPN и прокси для YouTube, ChatGPT, Claude, Gemini, Instagram, Facebook, X, Discord, Threads, RuTracker, Rutor, Roblox, Telegram, WhatsApp, Spotify, Snapchat, Ficbook, Proton, Ютуб, Инстаграм, Фейсбук, Дискорд
5,149 users
