→ 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
确保您的 Mozilla Firefox 浏览器免受实时在线威胁、追踪和诈骗。
This extension provides integration with GNOME Shell and the corresponding extensions repository https://extensions.gnome.org
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.
Automatically refresh tabs based on custom time intervals
支持多个标签和帐户的通知工具，适用于 Google Mail (Gmail)
显示 谷歌邮箱 收件箱中的新邮件和联系人照片；通过桌面通知获得新邮件提醒；不打开Gmail网页就能收取、阅读和删除邮件。更多功能待你发现！
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.
Never miss a donation for your charity or good cause again with the easyfundraising Donation Reminder.
Shows country flag based on the server location of the active tab's url
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.
Check4Change (aka C4C) is a simple extension that allows you to select a part of a web-page, and get notified when it changes.
Stylish timer combined with stopwatch and alarm for your browser.
Reload all tabs using keyboard shortcut or toolbar button.
Keep track of how much time you spend on the web, and where you spend it. A toolbar ticker shows the time spent at the current site or the total time spent on the web today. A summary page sums up data for the past 70 days, 10 weeks, and 6 months.