My Favorite Add-ons

by Zulkarnain K.

130 Add-ons in this Collection

about:addons-memory by Nils Maier

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Experimental

Rated 4 out of 5 stars 127 reviews

30,294 users

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

TabSubmit by Kai Liu

Rated 5 out of 5 stars 14 reviews

4,992 users

Lets the user direct the submission of a form to a new tab or window. [Bug #17754]

RefControl by James Abbatiello

Rated 4 out of 5 stars 186 reviews

85,655 users

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

Save Image in Folder by Achim Seufert

Rated 5 out of 5 stars 232 reviews

29,303 users

Easily save images in personally customized...

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 72 reviews

110,934 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.

Extension Auto-Installer by Wladimir Palant

Rated 5 out of 5 stars 16 reviews

3,594 users

Extension Auto-Installer is a helper for Firefox/SeaMonkey/Thunderbird extension developers: it allows automatically adding or updating browser extensions, e.g. via command line tools. This makes testing your changes easier.

History Submenus II by Merci chao

Rated 5 out of 5 stars 49 reviews

4,084 users

Add sub-menus to History Menu for previous days' history.

Suspend Tab by Piro (piro_or)

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Experimental

Rated 4 out of 5 stars 64 reviews

13,926 users

Suspends background old tabs automatically to save memory usage.

Markdown Viewer by Thiht

Rated 4 out of 5 stars 44 reviews

14,578 users

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

GitHub Extension Installer by Diego Casorran

Rated 5 out of 5 stars 12 reviews

2,700 users

Install Browser Extensions straight from GitHub Repositories

Context Search by Ben Basson

Rated 5 out of 5 stars 276 reviews

38,045 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.

Scriptish by Erik Vold, Nils Maier, others

Rated 4 out of 5 stars 120 reviews

52,648 users

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

Developer Assistant by Ted Mielczarek, Gavin Sharp, others

Rated 4 out of 5 stars 46 reviews

2,603 users

A suite of tools for developers.

Open in Browser by Sylvain Pasche

Rated 5 out of 5 stars 64 reviews

8,905 users

Offers the possibility to display documents in browser window.
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