Interface Customizations

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Tategaki

Tategaki allows vertical writing-mode on mail compose window.

Not yet rated
2 users
Added May 16, 2016

AMO Browsing for SeaMonkey No Restart

This extension makes browsing for extensions easier at addons.mozilla.org. It fixes incorrect information about some extensions being not available for SeaMonkey and adds links to the Add-on Converter where needed.

Not yet rated
37 users
Added March 13, 2016

Open With Internet Explorer No Restart

Open With Internet Explorer sends pages from Mozilla Firefox to Internet Explorer.

Rated 4 out of 5 stars (1)
5,070 users
Added March 10, 2016

Restart Application Button No Restart

Restart Application Button lets you restart your Firefox and SeaMonkey application by a quick toolbar button click.

Rated 5 out of 5 stars (1)
487 users
Added March 10, 2016

GNotifier No Restart

Add-on for Firefox and Thunderbird. Replaces built-in notifications with the OS native notifications. It supports most Linux Desktop Environments, Windows 8.1 & 10.

Rated 5 out of 5 stars (5)
11,126 users
Added February 14, 2016

GNOMErunner Options

Allows to customize GNOMErunner theme

Not yet rated
365 users
Added February 12, 2016

Stylish-Custom

custom additions to Stylish extension

Rated 5 out of 5 stars (3)
482 users
Added January 12, 2016

Open With Vivaldi Browser No Restart

Open With Vivaldi Browser sends pages from Mozilla Firefox to Vivaldi browser.

Rated 3 out of 5 stars (1)
120 users
Added November 20, 2015

Speed Start No Restart

Speed Dial & Start Page with flexible layout for fast access to sites via visual bookmarks

Rated 5 out of 5 stars (33)
5,374 users
Added September 23, 2015

Undo Close Tab Button No Restart

Reopens the last closed tab.

Rated 5 out of 5 stars (3)
832 users
Added July 9, 2015

Profile Buttons No Restart

A button to be able to open the profile folder, along with two buttons to create profiles, and also switch the current profile.

Rated 2 out of 5 stars (3)
1,111 users
Added July 8, 2015

Reload Skip Cache Button No Restart

Reload page without using content stored in the browser cache to make sure you get any updates.

Rated 5 out of 5 stars (1)
639 users
Added June 28, 2015

Add-ons Manager - Version Number No Restart

Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (17)
1,325 users
Added June 27, 2015

Open With Google Chrome No Restart

Open With Google Chrome sends pages from Mozilla Firefox to Google Chrome.

Rated 5 out of 5 stars (4)
12,467 users
Added June 23, 2015

Open With Opera No Restart

Open With Opera sends pages, links, tabs and images from Mozilla Firefox to Opera.

Rated 5 out of 5 stars (4)
1,364 users
Added June 9, 2015

All Menus Button No Restart

Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.

Rated 5 out of 5 stars (5)
1,936 users
Added June 9, 2015

Page Colors & Fonts Buttons No Restart

Adds buttons to toggle the using the default page colors and fonts, and the page defined colors and fonts.

Rated 4 out of 5 stars (4)
947 users
Added June 7, 2015

Page Navigation Buttons No Restart

Adds a few buttons to help with page navigation, including Page Top, Page Bottom, Page Down and Page Up.

Rated 5 out of 5 stars (1)
275 users
Added June 4, 2015

Tab Numbers No Restart

Keeps track of your browser tab number.

Rated 5 out of 5 stars (5)
539 users
Added June 2, 2015

ImageBlock for seamonkey

Updated version of imageblock by Hemant Vats to work with seamonkey 2.29.
Provides a fast way to disable images in web pages that's usually set by the image manager sub-menu.

Not yet rated
19 users
Added May 25, 2015