test/example Firefox extension
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Updated
Oct 1, 2023 - JavaScript
Firefox Extensions are add-ons that allow users to customize their web browser from Mozilla. They are downloadable through the Firefox Add-on website. Modern extensions follow WebExtension standard and are most often written in HTML, JavaScript, and CSS.
test/example Firefox extension
Firefox Web Extension to selectively block requests coming from web pages
Unofficial Best Buy search engine extension for Firefox.
Friend finder Firefox extension for skribbl.io
Search in the sidebar
making A2OJ great again!
Adds a calendar button to TimeEdit
Firefox add-on to simulate smart phone and feature phones in Japan
A firefox web extension that slightly modifies the behavior of clicking the uploaders username on a video page.
A simple Firefox extension that aims to reduce addiction to Twitter.
Firefox add-on for blocking sponsored ads on Facebook
Displays and filters bookmarks on search string, show parent folders. This is a Web Extension add-on version of the old "Bookmark search plus" XUL extension published by Alice0775, not working anymore in latest Firefox, and which was very useful.
A browser extension to help you keep track of time. It shows the daily as well as weekly stats. Amount of time spent on a website is shown shown. It will help you keep a track of your daily web activity.
A Firefox extension which integrates Yubikey OATH/HOTP/TOTP
Website to display Firefox addons available through the NUR repository
You can search bookmarks with Hestia
A Simple New Tab Extension for Firefox and Chrome
A Firefox WebExtension which polyfills WebComponents v0 APIs using the WebComponents v1 implementation.
Created by Mozilla
Released April 4, 2006