My currently installed addons

by pdq

4 Add-ons in this Collection

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 336 reviews

162 users

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

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 354 reviews

87 users

Manage any SQLite database on your computer.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 216 reviews

39 users

View HTTP headers of a page and while browsing.

RefControl by James Abbatiello

Rated 4 out of 5 stars 180 reviews

19 users

Control what gets sent as the HTTP Referer on a per-site basis.

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections