Aankomende extensies


YouTube Video Download & Convert Geen herstart

YouTube Video Download and Convert is the powerful add-on that lets you collect all media information available on YouTube. Advanced power panel lets you download, preview, play with and convert all media right inside Firefox.

Waardering 4 van 5 sterren (3)
36.676 gebruikers

Open With Adobe Illustrator Geen herstart

Open With Adobe Illustrator is a new companion for web designers, graphic designers and in general whom like to use Illustrator.

Nog niet gewaardeerd
1.033 gebruikers

about:addons-memory 2016 Geen herstart

Adds a new page that shows add-on memory usage

Waardering 5 van 5 sterren (12)
4.341 gebruikers


This wizard creates an XPI that rebrands Firefox, SeaMonkey or Thunderbird. You can change the brand name as well as the brand images and icons.

Waardering 4 van 5 sterren (12)
4.134 gebruikers

TabSubmit Geen herstart

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

Waardering 5 van 5 sterren (14)
1.175 gebruikers


Abilita la gestione alternativa degli allegati P7M

Nog niet gewaardeerd
2.371 gebruikers

Remote XUL Manager Geen herstart

Manages the Remote XUL whitelist to allow websites and local files to load XUL content. For versions compatible with Firefox 41 and lower, see All Versions page below.

Waardering 5 van 5 sterren (36)
82.111 gebruikers


This is a fork of AutoProxy, which can run the latest version of Firefox.

Waardering 4 van 5 sterren (7)
1.894 gebruikers


Join partial messages. Somewhat similar to MS Outlook Express "combine and decode".

Waardering 5 van 5 sterren (2)
2.212 gebruikers

Profile Buttons Geen herstart

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

Waardering 2 van 5 sterren (3)
1.144 gebruikers

Stop Tube HTML5 Geen herstart

Stops autoplay of YouTube HTML5 videos (WebM). It is Flash-Block equivalent for HTML5 videos.

Waardering 3 van 5 sterren (63)
10.467 gebruikers


SmartTemplate4 biedt een intelligente / gemakkelijke manier om sjablonen die de standaard aanhalingskoptekst in Thunderbird aanpassen te gebruiken.

Sjablonen (voor de aanhalingskoptekst) kunnen worden gebruikt voor een losse account of algemeen.

Waardering 5 van 5 sterren (49)
20.284 gebruikers

Addressbooks Synchronizer

Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers

Waardering 4 van 5 sterren (57)
36.238 gebruikers

Quote Colors

Quote Colors allows you to select text and background colors of different quote levels which are applied when reading or printing mail/news messages. Additionally, you can choose between graphical and traditional plain text quoting display mode.

Waardering 4 van 5 sterren (43)
14.916 gebruikers


LookOut is a plugin which allows to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).

This version is a fix for Seamonkey 2.*.

Waardering 5 van 5 sterren (4)
1.978 gebruikers

PlayFlash 32bit

Flash player plugin - unofficial xpi repack for 32bit browsers.
Use when official plugin installer is not suitable.
All binary files are copyrighted by their authors and distributed for free.

Waardering 5 van 5 sterren (2)
1.133 gebruikers

Simple Locale Switcher

Een eenvoudiger beheer van de gebruikersinterfacetaal

Waardering 5 van 5 sterren (7)
17.407 gebruikers

InfoNotary Configurator for Mozilla

Configures Mozilla for work with certificates issued by InfoNotary Plc.

Waardering 5 van 5 sterren (2)
10.028 gebruikers

Awesome ldapInfoShow Geen herstart

Show contact photo and other info from Local Dir, Addressbook, LDAP, Facebook, LinkedIn, Flickr, Gravatar etc

Waardering 4 van 5 sterren (10)
1.752 gebruikers

Send Filter

This add-on allows you run your message filters automatically on outgoing messages after sending. In other words, it's a outgoing filter for thunderbird and seamonkey.

Waardering 4 van 5 sterren (38)
4.992 gebruikers