SeaMonkey

by Zulkarnain K.

45 Add-ons in this Collection

RefControl by James Abbatiello

Rated 4 out of 5 stars 175 reviews

91,188 users

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

Scriptish by Erik Vold, Nils Maier, others

Rated 4 out of 5 stars 108 reviews

81,532 users

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

QuickNote by Leszek Życzkowski, Jed Brown, others

Rated 5 out of 5 stars 165 reviews

27,732 users

A simple note-taking extension.

Lightweight Themes Manager by Zulkarnain K.

Rated 5 out of 5 stars 6 reviews

16,708 users

Manage your installed personas (lightweight themes).

DOM Inspector by SeaMonkey Council

Rated 5 out of 5 stars 60 reviews

153,772 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 12 reviews

4,047 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.

Add-ons Manager Context Menu by Zulkarnain K.

Rated 5 out of 5 stars 27 reviews

11,216 users

Add more items to Add-ons Manager context menu.

JSONovich by mjgiarlo, Will Elwood

Rated 4 out of 5 stars 30 reviews

9,882 users

Pretty-prints JSON content in the browser for easy, unobtrusive viewing.

Stylish Sync by Herrminator

Rated 5 out of 5 stars 19 reviews

6,186 users

Sync engine for Stylish with backup / restore facility.

GitHub Extension Installer by Diego Casorran

Rated 5 out of 5 stars 6 reviews

1,846 users

Install Browser Extensions straight from GitHub Repositories

Custom Buttons by Yan, cubegm, others

Rated 4 out of 5 stars 82 reviews

91,454 users

Gives a possibility to create custom toolbarbuttons...

PrefBar by Manuel Reimer

Rated 5 out of 5 stars 38 reviews

17,630 users

The all in one toolbar(item). Houses and manages bigger amounts of buttons (Clear Cache, Clear Cookies, ...), Menus (User Agent spoof...) and checkboxes (Javascript, Flash, ...). Extensible from online-database or with self created buttons.

Open in Browser by Sylvain Pasche

Rated 5 out of 5 stars 54 reviews

7,850 users

Offers the possibility to display documents in browser window.

Console² by Philip Chee, zeniko

Rated 5 out of 5 stars 47 reviews

12,496 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.

Go Parent Folder by White Alice0775

Rated 5 out of 5 stars 93 reviews

8,850 users

Add "Go Parent Folder" menu to context menu in The Library list view and Search result in Bookmarks Sidebar.
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