Privacy en beveiliging


Adblock Plus Aanbevolen

Irritante reclames? Hinder van volgers? Altijd die banners? Installeer Adblock Plus nu om internet weer onder controle te krijgen en uw webervaring te veranderen.

Een korte video is te zien op

Waardering 5 van 5 sterren (4.888)
20.704.696 gebruikers

Adblock Edge

Adblock Edge is a fork of the Adblock Plus version 2.1.2 extension for blocking advertisements on the web, without sponsored ads whitelist.

**This addon has been discontinued**

Waardering 5 van 5 sterren (305)
390.768 gebruikers

Password Exporter

This extension allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.

Waardering 4 van 5 sterren (358)
207.905 gebruikers

Enigmail Vereist herstart Aanbevolen

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

Waardering 4 van 5 sterren (195)
167.069 gebruikers

Bluhell Firewall

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

Waardering 5 van 5 sterren (300)
109.937 gebruikers

Saved Password Editor Vereist herstart

Voegt de mogelijkheid toe om aanmeldgegevens in de wachtwoordbeheerder toe te voegen en te bewerken.

Waardering 5 van 5 sterren (233)
93.399 gebruikers

Confirm-Address Vereist herstart


Waardering 4 van 5 sterren (32)
62.299 gebruikers

Mail Merge Vereist herstart Aanbevolen

Mass Mail and Personal Mail

Waardering 5 van 5 sterren (145)
59.070 gebruikers

ShowIP Vereist herstart

Show the IP address of the current page in the status bar. It also allows querying custom information services by IP (right click) and see location and avaiable vouchers for shopping sites. Additionally you can copy the IP address to the clipboard.

Waardering 3 van 5 sterren (286)
43.611 gebruikers

Check and Send Vereist herstart

Check the message contents and addresses before you send the message...

Waardering 4 van 5 sterren (31)
25.497 gebruikers

Master Password+ Vereist herstart

Various enhancements for build-in "master password" (MP)
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows

Waardering 4 van 5 sterren (134)
24.763 gebruikers

FoxyProxy Basic Vereist herstart

FoxyProxy Basic is a simple on/off proxy switcher. More advanced features and configuration options are offered by FoxyProxy Standard.

Waardering 4 van 5 sterren (31)
23.119 gebruikers


Asks for the master password at startup (fixes multiple password prompt)

Waardering 4 van 5 sterren (227)
21.443 gebruikers

Auto Address Cleaner Vereist herstart

Removes comment, display name automatically from addresses before sending mail.

Waardering 4 van 5 sterren (49)
19.918 gebruikers

Customizations for Adblock Plus

This extension provides various customization options for the Adblock Plus user interface.

Waardering 5 van 5 sterren (13)
15.051 gebruikers


Extended Cookie Manager - Keep only wanted cookies.

Waardering 4 van 5 sterren (64)
15.049 gebruikers

Certificate Patrol Vereist herstart

Your browser trusts many certification authorities and intermediate sub-authorities quietly, every time you enter an HTTPS web site. This add-on reveals when certificates are updated, so you can ensure it was a legitimate change.

Waardering 4 van 5 sterren (75)
12.523 gebruikers

Allow HTML Temp Vereist herstart

This Add-on allows to have HTML temporarily allowed in the currently displayed message by only one click. When switching to another message, it'll be shown automatically again in plain text or simple html mode (if this is your default mode).

Waardering 4 van 5 sterren (60)
11.896 gebruikers

Flex Confirm Mail Vereist herstart

Confirm mail address and attachments based on flexible rules.

Waardering 1 van 5 sterren (1)
11.539 gebruikers

Copy Folder Vereist herstart

The missing Thunderbird "copy folder" feature! Copy folders or entire POP/IMAP accounts recursively to any location while maintaining folder structure.

Waardering 3 van 5 sterren (44)
11.468 gebruikers