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Greasemonkey Vereist herstart Aanbevolen

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Waardering 4 van 5 sterren (1.158)
864.202 gebruikers

Cisco WebEx Extension Compatibel met Firefox 57+

Neem deel aan WebEx-vergaderingen met gebruik van Firefox ™

Waardering 3 van 5 sterren (70)
804.513 gebruikers

Flashblock Vereist herstart

Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...

Waardering 4 van 5 sterren (1.142)
292.740 gebruikers

EPUBReader Compatibel met Firefox 57+ Aanbevolen

With EPUBReader you can read ePub files just in Firefox. No additional software needed!

Waardering 4 van 5 sterren (214)
255.526 gebruikers

Garmin Communicator Vereist herstart

The Garmin Communicator is an internet browser plugin that allows you to easily transfer data between websites and Garmin GPS devices.

Waardering 2 van 5 sterren (41)
254.898 gebruikers

Session Manager

Session Manager slaat de status van alle vensters op, en stelt u in staat ze te herstellen.

Waardering 4 van 5 sterren (474)
229.437 gebruikers

Hoxx VPN Proxy

Hoxx VPN Proxy service to unblock blocked websites, hide your location and encrypt your connection. Completely free.

Waardering 5 van 5 sterren (2.980)
192.636 gebruikers

Add-ons Manager Context Menu Vereist herstart

Add more items to Add-ons Manager context menu.

Waardering 5 van 5 sterren (39)
159.298 gebruikers

UnMHT

UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.

Waardering 4 van 5 sterren (243)
79.050 gebruikers

Disable Add-on Compatibility Checks

Reinstates the extensions.checkCompatibility preference without respect to the current application version.

Waardering 4 van 5 sterren (110)
77.830 gebruikers

wmlbrowser Vereist herstart

Simulate WAP browsing by viewing WML (Wireless Markup Language) pages.

Waardering 4 van 5 sterren (28)
67.562 gebruikers

Add-on Compatibility Reporter

Help make Firefox better. The Add-on Compatibility Reporter enables you to report if the Firefox add-ons that you're using are working properly.

Waardering 4 van 5 sterren (192)
64.379 gebruikers

Translate This!

Translate the whole entire page or just a selection using Google Translate.

Waardering 3 van 5 sterren (102)
63.920 gebruikers

Save as PDF Vereist herstart

Lets you download web pages as PDF in one click.

Waardering 2 van 5 sterren (141)
60.979 gebruikers

Tampermonkey Compatibel met Firefox 57+

Tampermonkey is the world's most popular userscript manager.

Waardering 4 van 5 sterren (113)
53.524 gebruikers

LeechBlock Vereist herstart

LeechBlock is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.

Waardering 5 van 5 sterren (684)
46.288 gebruikers

Low Quality Flash Vereist herstart

Sets Flash objects to "Low Quality" to improve performance on slower platforms (i.e. older computers, netbooks, and Firefox Mobile).

Waardering 4 van 5 sterren (44)
43.269 gebruikers

Toolbar Buttons

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

Waardering 4 van 5 sterren (325)
41.742 gebruikers

Copy Plain Text 2 Vereist herstart Aanbevolen

Kopieert geselecteerde tekst zonder opmaak.

Waardering 5 van 5 sterren (83)
30.516 gebruikers

Selenium IDE Button Vereist herstart

Just one simple toolbar button to open Selenium IDE. You need to have installed Selenium IDE: http://seleniumhq.org/projects/ide/

Waardering 5 van 5 sterren (8)
29.724 gebruikers