YouTube mp3
The YouTube-mp3 Add-on generates a "MP3" button on YouTube. Convert YouTube to mp3 and download the file to your device.
30,195 个用户
YouTube Downloader (UDL Helper)
该扩展允许您从 YouTube / Instagram / Odnoklassniki 下载视频，以及从视频中提取声音。 支持 MP3、MP4、WEBM 格式。 您能从在线播放中的视频用截图按键截取截图。
27,673 个用户
Lightshot (screenshot tool)
Easy and convenient screenshot tool. Allows you to make screenshots of any selected area (video and flash too), edit and upload it to server.
26,975 个用户
Video Downloader Pro
Video Downloader helps to download any video and music from most websites! Fast, easy, free!
25,687 个用户
Flash Player 2022
Play Flash anytime, even in 2022 and beyond, using an emulator. Want to fix "Adobe Flash Player is blocked" messages? This extension will remove those messages and allow you to play Flash in any website with a single click.
24,422 个用户
YouTube Converter Button
Free YouTube Converter Button allows you to save YouTube video and audio files just in 1 click
22,737 个用户
Enable Picture-in-Picture
Aktiviert automatisch die Bild-in-Bild Funktion (PiP) für alle Webvideos, zum Beispiel auf der Website des ZDF.
22,364 个用户
Open in VLC media player
Adds a context menu item to send audio/video streams directly to VLC media player
21,952 个用户
Don't "Accept" image/webp
This extension removes image/webp and/or image/avif from the list of formats Firefox tells sites that it accepts. That discourages many servers from replacing JPEG and PNG images with WebP/AVIF. (But some may send them anyway; they aren't blocked.)
20,941 个用户
Download with JDownloader
when activated, interrupts the built-in download manager to direct links to JDownloader
20,402 个用户
Colorpick Eyedropper
A simple eye-dropper & color-picker tool allowing you to select color values from webpages. You will need to enable the add-on bar Firefox menu->Options->Add-on Bar OR View->Toolbars->Add-on Bar Then refresh the page.
18,021 个用户
Easy Video Downloader (Flash and Video)
A video and audio downloader (grabber) that works with both internal and external download managers like IDM or Wget
17,419 个用户
WebP / Avif image converter
Convert WebP, Avif and other image types before saving and store them in an orderly fashion. All based on your preferences and fully automatic. Simply right click on an image and use the "Convert and save as" button. More details in the description.
17,385 个用户
