chaudev
Set Audio Device Extension allows to change output device for HTML5 audio/video tags to the device other than default one. Extension requires media.setsinkid.enabled configuration option to be true Asks for mic access for every tab with audio
70 users
CloudLyrics - Full Screen Lyrics for SoundCloud
SoundCloud's missing lyrics view. Synced line-by-line lyrics, timed community comments, ambient visuals, and art styles - all in a cinematic full-screen overlay. Press F on any track.
70 users
YouTube Playlist Creator
Create and share YouTube playlists without needing an account. Create playlists, add videos and change playback order, copy a link to the clipboard that can be shared with others or begin your list in a new tab. No need to have a YouTube account .
70 users
"Play or Pause Tab" Menu Item
Adds a context menu item that will play/pause media on the selected tab.
69 users
WeiboMini
利用侧边栏刷新浪微博（Weibo.com），同时提供对weibo.com自动跳转其他引导页面的拦截，如有异常请联系作者。 主要提供了两个快捷键： 1、Ctrl+Shift+Y： 呼出/隐藏侧边栏的微博； 2、Ctrl+Shift+U：返回上一页。 提供了一个附加功能： 1、拦截weibo.com登录时的自动跳转引导页，提高刷微博的愉悦感
69 users
waView, Beyond the web
Fast, offline image viewer built with WebAssembly technology. You can open 100 image formats including JPG, PNG, TIFF, JXR, RAW.
69 users
Artwork Extractor for Genius
Copy the artwork URL to the clipboard for genius.com by clicking the copy button on Apple Music, Deezer, Spotify, and more.
69 users
Quick YouTube Summary with Gemini
A Firefox extension that summarizes YouTube videos using Google Gemini. Customize your prompts and get instant insights without leaving your flow. This add-on is 100% free and open-source.
69 users
Select the text in the image
Extract text from images & videos with OCR. Select any area, text is auto-copied to clipboard. Works offline. Supports English & Türkçe.
69 users
Equalizer Tool - By Mr. Bear
A 10‑band audio equalizer with a live spectrum visualizer for YouTube.
69 users
Byelinear
Encourages the HTML-Renderer to use high-contrast - nearest-neighbor-like image and video scaling. Say goodbye to bilinear!
69 users
ff2mpv (for Windows)
Also tries to play links in mpv. Adapted for Windows. Send videos from Firefox to the mpv player using a toolbar button, context menu or keyboard shortcut (Ctrl+Shift+Space). Requires configuration: https://github.com/eastmarch/ff2mpv
69 users
FullScreenie: Screenshot, Annotate & Share
Capture full page screenshots, edit with pen, arrows, shapes, text, and highlighter, then share with a link. Save as PNG/JPEG/PDF. Fast, private, and 100% free!
69 users
YouTube Mobile - Custom Captions
Modify the style of captions on m.youtube.com, like can be done on the desktop site but with some more options!
68 users
Wikipedia to Google Images
Add a link in Wikipedia pages that opens new tab with related images. Results by Google images.
68 users
Telegram Web Messenger
Telegram Web Messenger brings Telegram right into your Firefox Sidebar.
68 users
