My Favorite Add-ons

by Zulkarnain K.

124 Add-ons in this Collection

Image Zoom by Jason Adams

Rated 4 out of 5 stars 353 reviews

65,396 users

Adds zoom and rotation functionality for images...

Add to Search Bar by Dr. Evil

Rated 5 out of 5 stars 709 reviews

33,999 users

Make any pages' search functionality available in the Search Bar (or "search box")...

JavaScript Deobfuscator by Wladimir Palant

Rated 5 out of 5 stars 26 reviews

19,905 users

Important note: This extension will not work in Firefox 57 and above. Providing this functionality in Firefox is no longer possible, the extension is discontinued.

Open in Browser by Rob W, Sylvain Pasche, others

Rated 5 out of 5 stars 70 reviews

5,192 users

Offers the possibility to display documents in the browser window.

Firefox OS 1.1 Simulator by Myk Melez, J. Ryan Stinnett

Firefox OS Simulator is a test environment for Firefox OS. Use it to test your apps in a Firefox OS-like environment that looks and feels like a mobile phone. After installing it, go to Web Developer > Firefox OS Simulator to access its features.

DOM Inspector by SeaMonkey Council

Rated 5 out of 5 stars 77 reviews

53,529 users

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Stylish Sync by Herrminator

Rated 5 out of 5 stars 31 reviews

1,852 users

Sync engine for Stylish with backup / restore facility.

Scriptish by Erik Vold, Nils Maier, others

Rated 4 out of 5 stars 109 reviews

15,373 users

The greatest user script engine on the Internet (a fork of Greasemonkey).

Context Search by Ben Basson

Rated 5 out of 5 stars 290 reviews

19,678 users

Expands the context menu's 'Search for' item into a list of installed search engines, allowing you to choose the engine you want to use for each search.

about:addons-memory by Nils Maier

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Experimental

Rated 4 out of 5 stars 147 reviews

11,973 users

Adds an about:addons-memory page that details add-on memory usage

Suspend Tab by Piro (piro_or)

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Experimental

Rated 4 out of 5 stars 72 reviews

8,079 users

Suspends background old tabs automatically to save memory usage.

Save Image in Folder by Achim Seufert

Rated 5 out of 5 stars 241 reviews

14,188 users

Easily save images in personally customized...

Personal Menu (Personal Firefox Button) by Merci chao

Bring back your personal and powerful Firefox Button!

Key Manager by Subrata Mazumdar

Rated 3 out of 5 stars 21 reviews

58 users

KeyManager Tool: Firefox Add-on for Key Generation, Certificate Enrollment, CRL Signing, and Identity and Authority Delegation

Markdown Viewer by Thiht

Rated 4 out of 5 stars 52 reviews

8,667 users

Markdown document viewer.
Allows to visualize formatted markdown documents in browser.
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