Augmented Steam
Augments your Steam Experience
53,463 users
Print Friendly & PDF
Makes a Printer Friendly & PDF version of any webpage. Removes navigation, ads, and junk. Formats the page for print so you save paper and ink. Good for the environment and your wallet.
50,316 users
WhatFont
A wrapper for Chengyin Liu's WhatFont tool
34,843 users
Dictionary Anywhere
View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.
42,111 users
BlockSite
BlockSite is an extension, which automatically blocks websites of your choice. Additionally, this extension will disable all hyperlinks to these websites, by just displaying the link text without the clicking functionality.
32,602 users
Twitch Ad Blocker
Tired of Ads on Twitch? Block all ads and watch videos without interruptions.
7,811 users
28,143 users
PureVPN Proxy - Best VPN for Firefox
A VPN extension that helps you hide your information, access restricted content and browse the internet at fast speeds. Add it now to your Firefox browser and get your 7-day Free VPN trial today!
13,818 users
Logitech Smooth Scrolling
Logitech® Smooth Scrolling extension delivers smooth-as-smartphone scrolling in Firefox and works with most Logitech mice and touchpads — new and old. Requires Logitech SetPoint 6.60 and above and Windows 7 and above. Gaming mice not supported.
127,090 users
AdNauseam
Blocking ads and fighting back against advertising surveillance.
70,131 users
Instagram Downloader
Help users download images and videos easily on Instagram
13,910 users
h264ify
Makes YouTube stream H.264 videos instead of VP8/VP9 videos
25,877 users
EditThisCookie
EditThisCookie is a cookie manager.
9,178 users
Tab Stash
Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Firefox.
36,063 users
4,474 users
YouTube mp3 Downloader
The YouTube mp3 Downloader Add-on includes a Button on any YouTube Page and allows you to convert the YouTube Video to a mp3 with just one click. Compatible with new FireFox Quantum 57+
22,107 users
Language: Deutsch (German)
Firefox Language Pack for Deutsch (de) – German
998,782 users
Avira Browser Safety
Avira Browser Safety helps identify internet addresses that are harmful to your system when you are browsing the web and protects your privacy by preventing invisible trackers.
113,135 users
Mate Translate – translator, dictionary
Your all-in-one translator for web pages, highlighted text & Netflix subtitles. Translate and learn words in 103 languages.
35,400 users
万能视频下载神器
万能视频下载神器是一款视频的抓取、解析下载的扩展工具。应版权方要求,屏蔽腾讯,优酷,爱奇艺,芒果TV,土豆,搜狐,乐视等视频网站视频下载功能
3,147 users
YouTube Converter Button
Free YouTube Converter Button allows you to save YouTube video and audio files just in 1 click
44,128 users
Passbolt - Open source password manager for teams
Passbolt is an open source password manager designed for collaboration. Securely create, manage and monitor your passwords. Share them instantly with your team.
23,272 users
Web Apps by 123apps
Edit, Convert, Create
33,067 users
Live Stream Downloader
Download M3U8 HLS Streams (HTTP Live Stream) to your local disk
10,494 users
Watch2Gether
The official Watch2Gether Firefox extension allows you to share content from a supported site (Youtube, Vimeo, ...) directly into a Watch2Gether room. The new W2gSync feature allows you to sync-watch videos from any website on Watch2Gether.
52,561 users