NoScript Security Suite
The best security you can get in a web browser! Allow potentially malicious web content to run only from sites you trust. Protect yourself against XSS other web security exploits.
305 131 utilizadores
Flagfox
Mostra uma bandeira do país dependendo da localização do servidor do sítio web actual e forenece várias ferramentas como verificação de segurança dos sítios, whois, tradução, sítios similares, validação, encolhimento do URL, e muito mais...
116 320 utilizadores
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
36 662 utilizadores
Weather Extension
The best way to see the weather right in your browser. Easier than looking outside!
22 315 utilizadores
Livemarks
Get auto-updated RSS feed bookmark folders.
14 387 utilizadores
Keepa.com - Amazon Price Tracker
→ Price History charts → Price Drop & Availability Alerts → Over 1 billion tracked products → Supports Amazon .com | .co.uk | .de | .co.jp | .fr | .ca | .it | .es | .in | .mx
211 834 utilizadores
Avast Online Security & Privacy
Proteja o seu browser Mozilla Firefox contra ameaças online em tempo real, rastreadores e esquemas.
184 343 utilizadores
GNOME Shell integration
This extension provides integration with GNOME Shell and the corresponding extensions repository https://extensions.gnome.org
154 264 utilizadores
The Camelizer - Price Tracker
Add price history charts and price watch features to Firefox when viewing product pages on Amazon. Use it to make informed purchasing decisions and to receive price drop alerts via email, Twitter, or RSS feed.
67 231 utilizadores
Tab Auto Refresh
Automatically refresh tabs based on custom time intervals
45 758 utilizadores
Auto Refresh Page - Atualizar auto páginas
Atualize as páginas da web automaticamente. Atualização automática e monitor de página com intervalos de tempo especificados.
27 565 utilizadores
Gmail™ Notifier (restartless)
Multiple account (or label) Gmail notifier (without storing passwords)
26 595 utilizadores
PhishWall
PhishWall
24 184 utilizadores
WEB.DE MailCheck
E-Mail Notifier für mehrere FreeMail Postfächer
22 623 utilizadores
Checker Plus for Gmail
Visualizar novos e-mails, receber notificações via desktop ou ler ou excluir e-mails sem necessidade de abri-los entre
21 158 utilizadores
GMX MailCheck für Ihren Browser
E-Mail Notifier für mehrere FreeMail Postfächer
18 085 utilizadores
Distill Web Monitor
Monitor website changes and get SMS, email or push notifications on change.
13 837 utilizadores
Censor Tracker
Censor Tracker is an extension that allows you to bypass Internet censorship, warns you about sites that transmit your data with government agencies, and detect new acts of censorship.
8414 utilizadores
G App Launcher (Google™ Shortcuts)
Previously known as Google™ Shortcuts.Display all Google services as buttons or as a space-saving dropdown menu next to your address bar. Reach services like Gmail, Google Drive, Maps, Calendar, and many more in a single click from your browser.
8213 utilizadores
easyfundraising Donation Reminder
Never miss a donation for your charity or good cause again with the easyfundraising Donation Reminder.
7052 utilizadores
Country Flag +
Shows country flag based on the server location of the active tab's url
6502 utilizadores
Check4Change
Check4Change (aka C4C) is a simple extension that allows you to select a part of a web-page, and get notified when it changes.
5808 utilizadores
Timer (alarm, timer and stopwatch)
Stylish timer combined with stopwatch and alarm for your browser.
5253 utilizadores
Reload All Tabs
Reload all tabs using keyboard shortcut or toolbar button.
4691 utilizadores
Prolific Assistant
Monitors https://prolific.com/ for new studies.
4682 utilizadores