My Favorite Add-ons

by Andrew Joseph

2 Add-ons in this Collection

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 336 reviews

161 users

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

about:addons-memory 2016 by L0garithmic

Rated 5 out of 5 stars 40 reviews

0 users

Adds a new page that shows add-on memory usage

What are Collections?

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

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