オススメアドオン

by dynamis

98 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 5,094 reviews

17,397,197 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,557 reviews

2,098,848 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Ghostery by Ghostery

Rated 5 out of 5 stars 1,362 reviews

1,276,740 users

Increase your browsing privacy, protection, and speed.

Google Translator for Firefox by nobzol

Rated 4 out of 5 stars 376 reviews

751,855 users

With this addon you can translate any text to your own language with one click or hot-key. You can either translate the selected text, this way the translated text will overwrite the original selected text, or you can translate the full page too.

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 268 reviews

292,717 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 921 reviews

337,011 users

Allows bidirectional access to Google Calendar

Classic Theme Restorer by Aris

Rated 5 out of 5 stars 1,048 reviews

395,863 users

Squared tabs, appmenu, add-on bar, small button view and many more 'old' features for Firefox 29-56 (Windows / MacOSX / Linux).

Release builds
Beta builds

Lightbeam for Firefox by Mozilla

Rated 4 out of 5 stars 427 reviews

355,383 users

Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,134 reviews

432,187 users

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...

Session Manager by Michael Kraft

Rated 4 out of 5 stars 460 reviews

274,784 users

Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.

Personas Plus by Mozilla

Rated 3 out of 5 stars 853 reviews

230,607 users

Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.

Print Edit by DW-dev

Rated 5 out of 5 stars 294 reviews

118,001 users

Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.

Blur by Abine, Inc., the online privacy company

Protect your Passwords, Payments, and Privacy.

Tab Groups by Quicksaver

Rated 5 out of 5 stars 666 reviews

104,449 users

Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.
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