7,895 extensions found in Privacy & Security

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Simple Link Checker
Redirect Link Checker will check all links on your page to find broken and redirect links
Rated 4.6 out of 5
Francesco De Stefano
869 users
Modern Kiosk
Kiosk functionality extension for Firefox browsers
Rated 3.3 out of 5
cpg
865 users
Cookie Cleaner (Cookie Eraser)
Quickly delete/wipe your browser Cookies for a defined period with one click
Rated 3.6 out of 5
Andy Portmen
858 users
Open in Private Mode
Open the active tab in a private window via toolbar button or context-menu.
Rated 3.9 out of 5
Glin
857 users
Open bookmark in Container Tab
Adds an "Open in Container Tab" menu item to bookmark menus to open bookmarks in a container tab.
Rated 4.9 out of 5
Rob W
852 users
Hello, Goodbye
Hello, Goodbye blocks annoying chat widgets and cookie banners to make your internet a little bit better.
Rated 3.8 out of 5
Bruce Roettgers
852 users
Marreta
Removedor de paywall e conteúdo indesejado
Rated 5 out of 5
Claromes
849 users
TikTok Container
TikTok Container isolates your TikTok activity from the rest of your web activity in order to prevent ByteDance from tracking you outside of the TikTok ecosystem via third party cookies. Not made by Mozilla.
Rated 4.4 out of 5
lolrepeatlol
844 users
Redirect Blocker
Redirect Blocker saves you from facing potential malicious/annoying redirects.
Rated 1.7 out of 5
Tyson3101
838 users
uBypass
Bypasses any paywall or your money back
Rated 2.3 out of 5
hoveringgoat
837 users
Block Yourself from Analytics
Block your Google Analytics™ activity for the websites you own, no more false stats.
Rated 3.9 out of 5
Igor Jerosimić
833 users
Videos DownloadHelper
Utility to help find and download videos from websites.
Rated 3 out of 5
Video DownloadHelper
828 users
TOTP
A TOTP generator that could be used with gmail, github and other sites which require 2FA.
Rated 4.6 out of 5
Turistu
828 users
nos2x-fox
Nostr Signer Extension (for Firefox)
Rated 4.6 out of 5
Diego
822 users
Twitch Adblock (No-Pepe)
Blocks Ads on Twitch.tv, without Pepes in the UI.
Rated 1.8 out of 5
cat æscling
820 users
JumpCloud Go™
JumpCloud Go™ enables faster, safer, seamless user authentication. Enhance security and productivity without compromise.
Rated 3 out of 5
JumpCloud
815 users
Code Verify
An extension to verify the code running in your browser matches what was published.
Rated 3.2 out of 5
Meta Extensions
811 users
Container Tab Groups
Chrome-like tab groups using private and isolated containers: The ultimate tab manager and groups for Firefox.
Rated 3.9 out of 5
Menhera.org
811 users
Link Cleaner+
Clean URLs before opening a link, removes trackers, rewrites redirects pages such as of Amazon, Facebook, Steam, Reddit (more to come!) and AMP urls.
Rated 4.5 out of 5
hahaha
809 users
Request Control
An extension for controlling requests.
Rated 4.7 out of 5
tumpio
807 users
Dark New Tab
Open a blank dark or white tab rather than the default browser's new tab page.
Rated 3.9 out of 5
Milen
807 users
Sticky Window Containers
Tabs open in the same container as the first tab in the window.
Rated 4.7 out of 5
jchronakis
806 users
Website and IP address blocker
Block Websites and IP address. Additional feature: Option to only block the homepage.
Rated 5 out of 5
Mohsin Dodhia
803 users
Auto Cookie Optout
[This extension is no longer maintained. I recommend switching to Consent-O-Matic. Thank you for using Auto Cookie Optout!]
Rated 3.6 out of 5
CodyMcCodington
802 users
lesspass
Use LessPass add-on to generate complex passwords and log in automatically to all your sites
Rated 4.6 out of 5
Guillaume Vincent
801 users