Save PDF
Save current page as PDF. Very simple. No permissions, no third-party server. Uses only built-in Firefox converter. Works on Windows and Linux, not on Mac.
6,036 个用户
Ultrawidify
Aspect ratio fixer for Youtube. Allows improperly encoded videos to properly fit ultrawide and superwide displays (e.g. 21:9) — and it attempts to do so automatically.
5,930 个用户
Zoom for Firefox
Zoom in or out on web content using the zoom button and mouse scroll wheel for more comfortable reading. That to each percent value. It helps you to zoom easily in and out a web page. Thanks to the slider and the zoom buttons.
5,838 个用户
WhatRuns
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
5,704 个用户
Quick Dial
Quick Dial, a speed dial page inspired from fast dial. Full Open Source, No Web Service, No Cloud Account, your data is your own.
5,661 个用户
QR Code Reader
Scanning EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 39, Codabar, Interleaved 2 of 5 and QR Codes from webcam or image files
5,639 个用户
Theme Font & Size Changer
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.
5,589 个用户
DjVu.js Viewer
The extension is a local copy of the DjVu.js Viewer which is available on https://djvu.js.org/. It allows you to open links to .djvu files right in the browser and .djvu files from a local drive. Also, it processes tag with .djvu files.
5,553 个用户
Full Screen for Firefox
Go full screen with one click on the full screen button. That includes also the full screen movies such as YouTube, Vimeo, etc.
5,356 个用户
Fixed Zoom
Extension that sets a custom default zoom for all pages in Firefox. You can set a general zoom for all pages or custom rules depending on the site.
5,165 个用户
Pokémon Showdown Randbats Tooltip
Enhanced Tooltip functionality for Pokémon Showdown Random Battle formats.
4,959 个用户
Timer (alarm, timer and stopwatch)
Stylish timer combined with stopwatch and alarm for your browser.
4,883 个用户
