Cookie Manager
An efficient cookie manager. View, edit, delete and search for cookies. Supports private mode and Firefox mobile too. Designed for privacy and security aware users. Enable this extension to open the cookie manager, disable it if you are done.
7,714 users
Form History Control
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller. Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
7,709 users
Cookie Remover
Removes cookies for the current site
7,114 users
AdBlocker for YouTube™ Video
removes all sorts of advertisement and banners from YouTube
7,009 users
JavaScript Switcher
A lightweight addon that adds a Toggle button in URL bar, for toggling JavaScript (on or off) individually per domain, and stores that for future visit. Works also with Firefox 57+.
6,902 users
Redirect AMP to HTML
Automatically redirects AMP pages to the regular web page variant.
6,650 users
FoxyProxy Basic
FoxyProxy is an open-source, advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. No paid accounts are necessary; bring your own proxies or buy from any vendor. The original proxy tool, since 2006.
6,163 users
Google Analytics Opt-out
Prevents the Google Analytics and Tag Manager's JavaScript APIs from collecting data and recording the user
6,064 users
IPvFoo
Display the server IP address, with a realtime summary of IPv4, IPv6, and HTTPS information across all page elements.
5,783 users
uBlock Origin Lite
A permission-less content blocker. Blocks ads, trackers, miners, and more immediately upon installation.
4,197 users
Random User-Agent (Switcher)
Automatically change the user agent after a specified period of time to a randomly selected one, thus hiding your real user agent
4,046 users
YouTube AdBlock
Accelerates and Skips YouTube Ads in Less Than a Second
3,616 users
Lightbeam
Lightbeam is a Firefox browser extension that uses interactive visualizations to show you the relationships between third parties and the sites you visit.
3,527 users
SmartProxy
SmartProxy is a smart automatic proxy switcher that will automatically enable/disable proxy for the sites you visit, based on customizable rules.
3,171 users
Ad Speedup Skip Video Ads Fast
Automatically speed-up ads on videos. Save time, enhance viewing. Simple, fast, and user-friendly. Transform your browsing now!
3,092 users
YouTube Adblock Bypass
Bypasses YouTube's ad block ban.
2,589 users
Lock Adblock
Lock Adblock: A lightweight, permissionless and user-friendly ad blocker for ads, trackers and malware.
1,946 users
Content Farm Terminator
Marks content farm links and prevents the user from entering by accident.
1,635 users
SingleFileZ
Save web pages as self-extracting HTML/ZIP hybrid files.
1,469 users
Clean-Spam-Link-Tweet
ツイート(返信)からスパム系ツイートを可視化してアフィ系スパムリンクを踏む事を阻止します。
1,174 users
Save my Password
On some pages, Firefox won't ask you to store your login information. Using this add-on you can force Firefox to remember your password! This add-on is NOT a password manager!
1,124 users
Adblock - 1Block
Powerful Adblocking, Enhance Privacy, Improve Security, Easy to Use, Faster Loading Speeds, and Longer Battery Life.
892 users
VirusTotal Website Security Check
Automatically opens a VirusTotal website scan page on the URL you are visiting right now, in just a click of a button.
702 users
heylogin – Password Manager
Login to any website with just one click. Use your phone to securely confirm your logins - you have full control.
674 users
nos2x-fox
Nostr Signer Extension (for Firefox)
607 users