Greasemonkey Aanbevolen

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

Waardering 4 van 5 sterren (946)
1.303.985 gebruikers


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 (1.140)
811.055 gebruikers

EPUBReader Aanbevolen

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

Waardering 5 van 5 sterren (159)
457.550 gebruikers

Garmin Communicator

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

Waardering 3 van 5 sterren (26)
380.740 gebruikers

Session Manager Geen herstart Aanbevolen

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

Waardering 4 van 5 sterren (544)
281.576 gebruikers

Mozilla Firefox hotfix Geen herstart

This official add-on enables Firefox to provide quick fixes for selected issues.

Nog niet gewaardeerd
188.387 gebruikers

Toolbar Buttons Aanbevolen

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 (315)
147.005 gebruikers

PDF Viewer Geen herstart

PDF.js brings Portable Document Format (PDF) reading capabilities to your browser using web standard technologies.

Please report issues to: https://github.com/mozilla/pdf.js/issues

Waardering 4 van 5 sterren (262)
136.325 gebruikers

Memory Fox

Attempting to reduce both Browser and Flash RAM Memory usage. Memory Fox will promote the increase of available RAM memories for other application processes. Hopefully, fostering any attempts of Memory Recovery and Retention.

Waardering 4 van 5 sterren (324)
135.253 gebruikers


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

Waardering 4 van 5 sterren (30)
103.930 gebruikers

Add-on Compatibility Reporter Geen herstart

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 (214)
92.644 gebruikers

YouTube Center Geen herstart

YouTube Center contains all kind of different useful functions which makes your visit on YouTube much more entertaining.

Waardering 3 van 5 sterren (271)
90.689 gebruikers

UnMHT Geen herstart

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 5 van 5 sterren (202)
90.650 gebruikers

Translate This! Geen herstart

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

Waardering 4 van 5 sterren (79)
89.780 gebruikers

LeechBlock Aanbevolen

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 (495)
81.819 gebruikers

Save as PDF

Lets you download web pages as PDF in one click.

Waardering 3 van 5 sterren (106)
75.738 gebruikers

Low Quality Flash

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 (48)
71.278 gebruikers

Secure Login Aanbevolen

Secure Login is an extension for Firefox integrated password manager.

Waardering 4 van 5 sterren (365)
57.204 gebruikers

Image Block Aanbevolen

Image Block adds a toggle button that conditionally blocks/allows loading of images on webpages. Blocking images results in faster browsing, especially helpful on handheld devices or slower connections like GSM/GPRS/EDGE dial-up etc.

Waardering 4 van 5 sterren (123)
52.937 gebruikers

Proxy Selector

Proxy Selector lets you switch local proxies in Firefox.

Waardering 4 van 5 sterren (103)
46.228 gebruikers