Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.
An easy-to-use font inspector to get CSS styles of the selected element
The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.
Quickly and easily switch between popular user-agent strings.
Privacy Possum monkey wrenches common commercial tracking methods by reducing and falsifying the data gathered by tracking companies.
Automatically learns to block invisible trackers.
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
Control your cookies! This WebExtension is inspired by Self Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Whitelist the ones you trust while deleting the rest. Support for Container Tabs.
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).
Akhirnya, pemblokir iklan yang efisien. Ringan penggunaan CPU dan memori.
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
Capture a screenshot of the whole webpage, and save in your desktop in default.
Blocks known pornographic and malware domains. When attempting to go to such a domain, the user is redirected to another page, alerting them that the site has been blocked. Unlike other extensions, no content from the blocked site is ever shown.
A customizable password protected website blocker and redirector
Family Friendly browser protection add-on is a content filter to block sites containing pornography and any other kind of inappropriate material.
Recently called "THE Parental Control for Firefox"! FoxFilter is a personal content filter that helps block pornographic and other inappropriate content. All filtering features are free! Premium features available with small support fee.