Recently Updated Extensions

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WebRTC Permissions UI Toggle Requires Restart

A toolbar button for SeaMonkey to bypass the missing WebRTC permissions dialog and temporarily allow media capture.

Not yet rated
114 users
Updated April 16, 2018

Sort and Search Customization Dialogs Requires Restart

Sort and search for buttons in (any) toolbar customization dialog

Rated 5 out of 5 stars (18)
49 users
Updated April 12, 2018

Dorando keyconfig Requires Restart

A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)

As of version 2016.2, Custom keys (using custom JavaScript) work again!

Rated 5 out of 5 stars (65)
1,037 users
Updated Feb. 27, 2018

Mozilla Archive Format, with MHT and Faithful Save Requires Restart

— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!

Rated 5 out of 5 stars (359)
117 users
Updated Feb. 21, 2018

InfoNotary Configurator for Mozilla Requires Restart

Configures Mozilla for work with certificates issued by InfoNotary Plc.

Rated 3 out of 5 stars (4)
10 users
Updated Feb. 14, 2018

Theme Font & Size Changer for ThunderBird

Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.

Rated 3 out of 5 stars (100)
746 users
Updated Jan. 15, 2018

CuteButtons

Adds icons to buttons and/or menus.

Rated 4 out of 5 stars (94)
204 users
Updated Dec. 9, 2017

Contact Photos Requires Restart

Displays contact photos in the message header.

Rated 4 out of 5 stars (30)
202 users
Updated Nov. 23, 2017

GNOMErunner Options Requires Restart

Allows to customize GNOMErunner theme

Not yet rated
442 users
Updated Nov. 18, 2017

Caret Out Requires Restart

Disables change of the caret browse mode by shortcut key(F7).

Rated 5 out of 5 stars (4)
0 users
Updated Nov. 3, 2017

Saved Password Editor Requires Restart

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

Rated 5 out of 5 stars (389)
593 users
Updated Oct. 31, 2017

DownloadStudio Firefox Integration Requires Restart

Firefox Integration for DownloadStudio

Not yet rated
0 users
Updated Oct. 25, 2017

Dark Background and Light Text (SeaMonkey)

Makes every page to have light text on dark background (exact colors are customizable)

Firefox version is here: https://addons.mozilla.org/firefox/addon/dark-background-light-text/

Rated 5 out of 5 stars (3)
108 users
Updated Oct. 24, 2017

Mouse Gestures Suite Requires Restart

Mouse gestures for SeaMonkey & Firefox: navigate & execute commands using mouse gestures (with single mouse button) and rocker gestures (by pressing 2 mouse buttons). Also: scroll wheel navigation, page scrolling, tab scrolling.

Rated 5 out of 5 stars (61)
109 users
Updated Oct. 21, 2017

CipherFox Requires Restart

Displays the current SSL/TLS cipher, protocol and certificate chain in the Add-on bar and Site ID dialog

Rated 5 out of 5 stars (34)
1 user
Updated Oct. 13, 2017

Save Images Requires Restart

Save Images saves the images from the current tab page, from the cache, to a specified location, with either the images original file name or a file name that you specify.

Rated 4 out of 5 stars (401)
81 users
Updated Oct. 12, 2017

Password Tags Requires Restart

Adds metadata and sortable tags to the password manager.

Rated 5 out of 5 stars (15)
26 users
Updated Oct. 10, 2017

Torrent Tornado Requires Restart

A Torrent Client for Firefox and SeaMonkey, runs everywhere, created in pure JavaScript without binary software!

Rated 4 out of 5 stars (140)
124 users
Updated Sept. 3, 2017

Bluhell Firewall

Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.

Rated 4 out of 5 stars (497)
581 users
Updated Aug. 14, 2017

Simple Locale Switcher Requires Restart

An easier management of the user interface language

Rated 5 out of 5 stars (14)
426 users
Updated Aug. 8, 2017