My Favorite Add-ons

by swda289346

74 Add-ons in this Collection

Legacy Test Pilot (Outdated) by Wil Clouser (clouserw)

Rated 4 out of 5 stars 65 reviews

17,680 users

The legacy Test Pilot program has been replaced, and this add-on is no longer useful. If you're interested in testing new features in Firefox please join the new program at

Console² by Philip Chee, zeniko

Rated 5 out of 5 stars 47 reviews

3,389 users

Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.

User Agent Quick Switch by Bradley Rosenfeld

Rated 4 out of 5 stars 10 reviews

1,547 users

Quickly switch the browser user agent.

Mobile Password Manager by Tomasz Lewoc

Rated 4 out of 5 stars 142 reviews

4,207 users

View and edit saved passwords on your phone, tablet or desktop.

Tab Badge by Geoff Lankow

Rated 4 out of 5 stars 100 reviews

2,911 users

Adds a small badge to your tabs to alert you to (for example) new messages on Facebook. The badge is also visible when the tabs are pinned so you can see when there's something new available.

This add-on is not being converted to a WebExtension.

Launchy by gemal

Rated 3 out of 5 stars 85 reviews

2,321 users

Launchy will enable you to open links and mailto's with external applications...

Downloads in Tab by max1million

Rated 4 out of 5 stars 113 reviews

2,918 users

Opens "Downloads" manager in tab from Tools menu or automatically when a download starts (default). See Options for more choices.

Google (SSL) by SSL Search Bar

Rated 5 out of 5 stars 2 reviews

89 weekly downloads

Google is the world's most popular search engine. This search bar add-on utilizes SSL to protect searches between You and Google.

fontinfo by Jonathan Kew

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Rated 4 out of 5 stars 14 reviews

1,219 users

Provides tools to find out details of the fonts used in a web page.

Add-on Builder Helper (discontinued) by Atul Varma, dandonkulous, others

Download Now


Rated 4 out of 5 stars 19 reviews

248 users

This add-on has been discontinued and no longer has any functionality.

Library Detector by pbakaus

Rated 4 out of 5 stars 25 reviews

540 users

Detects what javascript libraries are being used on the current page and displays the result as icons with detailed tooltips in the statusbar.

Go Green by Zamaan's Software

Rated 4 out of 5 stars 32 reviews

1 user

Go Green Firefox theme for Green Ecology enthusiasts. Modifications to this theme can be found here

Ambient Aurea by Stefan vd

Rated 5 out of 5 stars 1 review

140 users

Bring your image to an ambient lighting effect with just one click on the button.
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