SeaMonkey

by Zulkarnain K.

31 Add-ons in this Collection

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 2,899 reviews

237 users

The first and only download manager/accelerator built inside Firefox!

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 390 reviews

215 users

Adds the ability to create and edit entries in the password manager.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 336 reviews

159 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.

QuickNote by Leszek Życzkowski, Jed Brown, others

Rated 5 out of 5 stars 204 reviews

53 users

A simple note-taking extension.

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.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 217 reviews

19 users

An HTTP analyzer addon for Firefox

Stylish Sync by Herrminator

Rated 5 out of 5 stars 31 reviews

3 users

Sync engine for Stylish with backup / restore facility.

Image Zoom by Jason Adams

Rated 4 out of 5 stars 355 reviews

175 users

Adds zoom and rotation functionality for images...

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.

DOM Inspector by SeaMonkey Council

Rated 5 out of 5 stars 78 reviews

14,562 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.

Private Tab by Infocatcher

Rated 5 out of 5 stars 312 reviews

77 users

Adds private tabs.

Custom Buttons by Yan, cubegm, others

Rated 4 out of 5 stars 125 reviews

23 users

Gives a possibility to create custom toolbarbuttons...

Scriptish by Erik Vold, Nils Maier, others

Rated 4 out of 5 stars 109 reviews

11 users

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

Add-ons Manager Context Menu by Zulkarnain K.

Rated 5 out of 5 stars 49 reviews

27 users

Add more items to Add-ons Manager context menu.
  1. 1
  2. 2
  3. 3
Results 115 of 31

What are Collections?

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

Explore Collections