Youtube Speed Control
Control speed of the youtube playback using the keyboard. Press '+' to increase and '-' to decrease the playback speed. Or Shift + mouse wheel . That plugin doesn't work together with "Enhancer for YouTube™"
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Rotate and Zoom Image
Is there wrongly oriented picture, or just too small? Rotate or zoom it directly on any website from its context menu.
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Ultrawidify
Aspect ratio fixer for Youtube. Allows improperly encoded videos to properly fit ultrawide and superwide displays (e.g. 21:9) — and it attempts to do so automatically.
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Volume & Sound Booster
シンプルなスライダーでブラウザの音量を最大500%までブースト、制御、増幅できます。あらゆるウェブサイトやタブに対応する究極の音量ブースター、サウンドエンハンサー、オーディオコントローラーです。
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Speed-Pitch changer
(EN) Modify the speed with the pitch of a video or audio. (FR) Modifiez la vitesse avec la tonalité d'une vidéo ou d'un audio.
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YouTube MP4
View YouTube videos in raw MP4 format. Get notifications about available videos and formats.
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Youtube Background Play Fix
Enables background audio playback for YouTube and YouTube Music. Prevents the video from pausing when you switch tabs or minimize the browser. Works both on Firefox Android and Desktop.
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Volume Control for Bandcamp Player
It's a volume control for Bandcamp audio player. The extension adds another slider (somewhere around the one that controls the track progress) to control the volume.
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Youtube to MP3 Converter Free
Convert Youtube to MP3, the most trusted YouTube to MP3 tool. It's fast, free, download instantly and no registration is required.
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YouTube Downloader
YouTube Downloader – Free YouTube Video Downloader & MP3 Converter | 4K Support Easily download YouTube videos in MP3, MP4, HD, or 4K with this fast and free Firefox extension. Convert YouTube to MP3 or download videos in any format with one click.
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Emoji Keyboard - Emojis For Firefox
It helps input emoji in the web browser with an extensive search functionality.
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Twitter Video Downloader | Fast and Free
Download Twitter Videos - Save any Twitter video and gif with one simple click. free, fast & easy to use.
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Hide YouTube™ Fullscreen Controls
Hides the YouTube™ fullscreen controls when moving the mouse to any border.
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Download with Free Download Manager (FDM)
when activated, interrupts the built-in download manager to direct links to FDM
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