Measure-it
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
28,946 位使用者
Popup Blocker (strict)
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
62,416 位使用者
Video Background Play Fix
Some sites may not work with Firefox for Android video background play feature. This add-on provides a quick fix by blocking the Page Visibility API and the Fullscreen API.
181,793 位使用者
AdBlock for Firefox
Chrome 與 Safari 上最受歡迎的廣告攔截程式，現在也支援 Firefox 了！ 所有網頁廣告皆可阻擋，連 Facebook、YouTube、Hulu 也不例外。 瀏覽速度也更快！ 大部分廣告甚至不會下載，節省時間與頻寬。
1,231,472 位使用者
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
51,351 位使用者
Steam URL Opener
Allows you to open URLs inside Steam Client to save the hassle of logging in normal browser (with a single click on a button).
4,876 位使用者
SponsorBlock - Skip Sponsorships on YouTube
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
445,924 位使用者
YouTube NonStop
Tired of getting that "Video paused. Continue watching?" confirmation dialog? This extension autoclicks it, so you can listen to your favorite music uninterrupted. Working on YouTube and YouTube Music!
133,669 位使用者
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
2,345,539 位使用者
