29 May 2009 15:00
![](https://blogmarks.net/screenshots/2009/09/23/e735d166ef354b4550cb232528d4ec74.jpg)
Mozilla Labs Jetpack | Exploring new ways to extend and personalize the Web
by 3 others (via)Jetpack is an API for allowing you to write Firefox add-ons using the web technologies you already know.
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