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3 Add-ons in this Collection

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 336 reviews

158 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 216 reviews

36 users

View HTTP headers of a page and while browsing.

ChatZilla by Gijs Kruitbosch, Robert Ginda, others

Rated 4 out of 5 stars 151 reviews

13,517 users

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

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