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Youtube MP3 Downloader for Firefox web browser. It includes a button on any YouTube Video page that allows its users to download the video as MP3 format with one click.

Easily manage all your downloads from toolbar popup!

Speed up, slow down, advance and rewind HTML5 audio/video with shortcuts. As of 17 December 2021, more up-to-date and featureful than the popular version.

Adds a button on various movie & TV show sites to open it in Plex. IMDb, Trakt.tv, Movieo and Letterboxd are supported. Optionally you can configure it to add it to Radarr or CouchPotato if the movie is not available.

Allows you to download any image as png

Removes age limits for restricted YouTube videos, without needing to login.

The Streamfinity Browser Extension provides important information about currently watched YouTube videos and allows you to interact with your Streamfinity User Account.

Three different ways to deal with Youtube recommendations: 1) Focus mode: allows three recommended videos at the "up next" list. 2) Brain Mode: disable all the recommendations 3) Default mode: You can allow the recommendations whenever you want.

GIF scrubber is like a movie player for animated GIFS. Play it fast, slow, backwards, or use the scrubber to go back and forth!

Extension to accelerate videos on all sites. It also accelerates video in the android browser.

The video ad remover

Simply focus on the video with theater mode add-on

Hide YouTube end cards, which are displayed at the end of YouTube videos with a single click.

Use keyboard shortcuts to control YouTube Music playing in a background tab

Block GIF images from being loaded on HTML pages to reduce bandwidth and resource usage

Send media stream links from current tab to Media Player Classic (MPC-HC)

Twitterの動画を常に高画質で閲覧するブラウザ拡張

Download danmaku / comments in ASS format from AcFun, bilibili, and, Niconico. Watch video on supported site, and danmaku download button will appear on the right of address bar.

stable youtube watched videos hider by ibtisam_midlet

Image Search for Tineye. Right click image and search image copies for Tineye.

Replace the context menu with fancy Drag & DropZones

Forget about video ads with Video Ads Blocker.