About this Collection
Google Page Speed - https://dl-ssl.google.com/page-speed/current/page-speed.xpi
6 Add-ons in this Collection
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
Firebug by Joe Hewitt, Jan Odvarko, others
The Web Developer extension adds various web developer tools to the browser.
View HTTP headers of a page and while browsing.
Useful tools for the nightly tester.
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