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Simple Timer
A timer/clock residing in the statusbar/toolbar.Rated 4 out of 5 stars 10,531 users - View all Featured add-ons
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NoScript
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.Rated 5 out of 5 stars 117,491 weekly downloads - View all Popular add-ons