WebNowPlaying
A browser extension that provides information and controls for media playing in the browser to external adapters.
2,257 users
About Sync
Show information about Firefox Sync. This addon shows information about your Sync account, including showing all server data for your account. It is designed primarily for Sync developers or advanced users.
2,256 users
eBook Search
eBook Search is a powerful browser extension to find the web’s most amazing FREE eBooks in a single click
2,252 users
Pesticide, for Firefox
Kill your css layout bugs! Pesticide is an open source CSS tool created by Adam Morse and available for download, forking on Github at http://pesticide.io/
2,251 users
Trocker
This extension is an email Tracker Blocker, hence the name: Trocker!
2,246 users
AdsBlocker
AdsBlocker - blocks all annoying ads, malware and tracking. AdsBlocker effectively blocks all types of advertising on all web pages, including video ads, unwanted pop-ups, banners and context ads.
2,244 users
AliExpress Search By Image
Search products on AliExpress by image. Does not redirect to Google like other extensions! Right click and search!
2,237 users
DevTools Media Panel
DevTools panel that displays technical details about media elements and webrtc on the current page; intended primarily for web developers to understand media playback issues on their sites, and for users to provide more informative bug reports.
2,233 users
YouTube to MP3 Converter
YouTube to MP3 Converter
2,231 users
All in One Video Downloader
This extension add a download button on any Youtube page and allows you to download MP3 & Video with just one click.
2,231 users
Rebrandly | URL shortener
Shorten, brand, share and track links with just one click.
2,229 users
2,229 users
Tab Counter Plus
Shows the number of tabs in each window. Efficient and customizable.
2,228 users
YouTube Dark Theme
A highly customizable dark charcoal/blue theme for YouTube
2,228 users
Send to Outline
Sends the reader to the same article on https://outline.com I'm not affiliated with the team at all, just wanted to use their extension in Firefox Extension is open source (https://github.com/okhwaja/outline-extension) and MIT Licensed
2,222 users
Image saver
Save any images in page directly from context menu, this includes svg elements, css background images and direct child images.
2,218 users
Total Suspender
A minimalistic web extension for firefox that suspends natively (with tabs.discard) all non-active tabs and requires only minimal permissions to store it's settings and filter URL's.
2,218 users
KeeForm
KeeForm is a simple form filler for KeePass. It requires a plugin which can be downloaded at https://keeform.org. KeeForm is listed as experimental, but is stable! Privacy Policy: KeeForm does not collect any information and does not track you.
2,212 users
MOBI Reader
View MOBI files right in your browser in a stand-alone popup window.
2,212 users
Open in Browser
Offers the possibility to display documents in the browser window.
2,210 users
Rivet
An integration for 5etools and Plutonium.
2,209 users
图片下载插件万能
一个可以下载很多源文件图片的插件非常好用
2,207 users
Rakuten Cashback: Browser-Erweiterung
VERPASSE NIEMALS CASHBACK - Mit unserer Browser-Erweiterung noch einfacher Cashback sammeln! Füge die Browser-Erweiterung zu deinem Browser hinzu, aktiviere mit einem Klick Cashback auf der Website des Shops, shoppe wie gewohnt!
2,202 users
Ai Chat everywhere
Faster access to the best and free Ai Chats everywhere on all websites. support OpenAI ChatGPT, Google Gemini, You Chat, Perplexity Ai, Bing image, Suno music, Copilot.
2,202 users
WordPress Theme Detector and Plugins Detector
Detects the theme and plugins used in WordPress and display information about them. For sites using wordpress an icon will appear - right hand side of the address bar.
2,201 users