NoScript Security Suite Reinício necessário Em destaque
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
FireSSH Reinício necessário Em destaque
Emoji Keyboard Compatível com o Firefox 57+ Em destaque
A free extension of the web tool https://emojikeyboard.org. It helps input emoji in the web browser with an extensive search functionality.
QuickJava Reinício necessário Em destaque
An easy-to-use tab reloader with custom reloading time settings for individual tabs
User-Agent Switcher Em destaque
Quickly and easily switch between popular user-agent strings.
Clear Console Reinício necessário Em destaque
One click to clear your cache, cookies, history, html5/local storage, http logins, all of them or restart your browser with/without notifications.
Ghostery Compatível com o Firefox 57+ Em destaque
Increase your browsing privacy, protection, and speed.
Emoji Cheatsheet Em destaque
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.
QR Code Image Generator Em destaque
Create a QR Code of the selected text or current URL. Use CTRL-SHIFT-Q to quickly see the QR Code. Also possible to create a QR Code from free text within Firefox. Works completely offline! Now with UTF8 support.
FoxyProxy Standard Reinício necessário Em destaque
FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.
FireFTP Reinício necessário Em destaque
FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.
Check out my new project, FireSSH!
Classic Toolbar Buttons Em destaque
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions.
Beta builds on versions page!
BetterPrivacy-signed Reinício necessário Em destaque
Control a new, trickier kind of cookie, better known as an LSO or Flash cookie. The BetterPrivacy safeguard offers various ways to handle Flash-cookies created by webpages with the help of your Flash plug-in...
Font Finder Reinício necessário Em destaque
FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.
ipFood Reinício necessário Em destaque
Simulate the use of a series of proxy changing at each new connection.
Font Finder (revived) Compatível com o Firefox 57+ Em destaque
Get all CSS styles of selected text
iMacros for Firefox Em destaque
Automatize Firefox. Grave e reproduza tarefas repetitivas. Se você está cansado de visitar os mesmos sites, preenchendo formulários, baixando arquivos e extraindo dados, então iMacros é para você! Economize tempo, esforço e dinheiro com iMacros!