YouTube Flash Video Player is a powerful tool that will let you choose Flash video player as default YouTube video player.
Watch blocked YouTube videos – YouTube proxy-server, only if needed!
✓ free unblocking of YouTube videos /-search
✓ unblock embedded videos (e.g. Facebook)
✓ unblocking via proxy (no VPN)
✓ fast unblocking + fast streaming (HD)
✓ totally legal
YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.
Take control of YouTube!
Download videos, convert videos to MP3 and AAC, block ads, automatically play videos in HD, watch the Top 50 and your favorite videos in sidebar while you surf, change YouTube's style, loop videos, etc..
Watch YouTube in the full-HD quality or the highest available one
Watch videos anywhere in cinema mode without leaving the website you're on.
Automatically play YouTube videos in HD or any other preferred format, and disable autoplay for videos loaded in background tabs.
YouTube Control Center is an open-source project that aims to enhance the overall YouTube experience by providing the end user with more control in what the playback process is concerned.
Download captions/transcript that attached to YouTube Videos in a single click. The file is saved in .srt format that can be used by any mainstream video player.
A lightweight add-on that tells YouTube to load videos in HD straight away, by adding a HD option to "YouTube.com/watch" URLs. Unlike other add-ons, there is no stall in loading, no page refresh, no video object manipulation, but is limited to 720p.
The Ultimate YouTube Enhancer! Instantly add many tweaks to YouTube including: Download Videos, Convert Videos to Mp3, Automatically Watch in HD, Change YouTube Style, Watch Multiple Videos, Loop Videos, and much more. A must have for YouTube users.
Convert any youtube to mp3 instantly! Up to 320kb/s quality with no redirections
Stops autoplay of YouTube HTML5 videos (WebM). It is Flash-Block equivalent for HTML5 videos.