Userscripts.org

Removes ads and unwanted sections (configurable), allows downloading and resizing videos, changes the default video quality, expands the description and the video size, can prevent autoplay and autobuffering, etc...

Buffers the video without autoplaying and puts it in HD if the option is on

A cross-browser script that adds a button to download YouTube videos as MP4 and FLV files. This script downloads the videos directly from YouTube and it integrates with YouTube's interface.

Download any YouTube Video

Loop any YouTube Video

Automatically plays the best quality YouTube video format and removes ads, plus several other optional features

Makes YouTube videos large. As well as rearranges the terrible new YouTube layout into an elegant layout that has great functionality and I've added a nice lights-out feature to darken the outside screen to give you more focus on the video. Enjoy!...

FreeTube débride les vidéos Youtube pour ne plus qu'elles galèrent leur race quand on est chez Free ;) Lisez bien le paragraphe "Informations sur FreeTube" plus bas pour en connaitre toutes les fonctionnalités !

Resizes the video to a nice and comfortable size unlike other resizers. Autoscrolls to the player and also hides youtube guide and puts the title on top centred. WORKS WITH THE NEW LAYOUT!! (1/2/2012) with 21/3/2013 FIX

Убирает рекламу и ненужные разделы (настраивается), позволяет загружать и изменять размер видео, отображает все комментарии на странице видео, расширяет описание, может предотвращать автозапуск и автозагрузку видео, добавляет выбор HD (High Defini...

Убирает рекламу и ненужные разделы (настраивается), позволяет загружать и изменять размер видео, отображает все комментарии на странице видео, расширяет описание, может предотвращать автозапуск и автозагрузку видео, добавляет выбор HD (High Defini...

Dark Style For GrooveShark & YouTube, Plus A Video Download Helper For YouTube And Some Sexual Content Video Sites. ---||--- Estilo Oscuro Para GrooveShark & YouTube Mas Una Herramienta Para Descargar Vídeos De YouTube Y Algunos Sitios Porno -...

Allow you to see Facebook restricted profile pictures in full size just by clicking on it's thumbnail.

Automatically select the playback quality for Youtube videos. Defaults to 1080p, but can also be changed if needed.

Removes ads and unwanted sections (configurable), allows downloading and resizing videos, changes the default video quality, expands the description and the video size, can prevent autoplay and autobuffering, etc...

Removes ads and unwanted sections (configurable), allows downloading and resizing videos, changes the default video quality, expands the description and the video size, can prevent autoplay and autobuffering, etc...

Adds &hd=1 to the end of current video URL @ document-start and to all other video watch URLs everywhere on YouTube.

Always play youtube videos in highest available quality, everywhere. Works with embedded videos too. Flash/HTML5.

Modifies Youtube embed videos, Forces all videos to a larger size (640x385) or (1024x576), With options for: Video Size, Privacy, Https, Autohide, Theme and Colour Setting, Hide Annotations and Hide Related.

Download Youtube Videos (HD 1080p & 720p/HQ MP4, Mp3, FLV, 3GP) Dailymotion (HQ MP4, FLV), Magavideo (HD/HQ FLV) Google (HQ MP4, FLV), Vimeo (HQ MP4) Break (HQ MP4, FLV), Veoh (HQ MP4, FLV), Metacafe, Spike, Myspace, Facebook, Current, Redtube and...

Download videos from YouTube. Simple, lightweight and supports all formats, including WebM.

YOUTUBE improvement style; visual and style; images in maximized size ; this replace Images Style in full size; My Complete Version. - vd-updates

Automatically set video quality to max!

Perfect package to enjoy HD videos in YouTube. Always watching or downloading the highest quality format ( 4K / HD 1080p / HD 720p / HQ FLV / MP4 iPod ). Add download icons in video list page.

Allows user to select a 720p (or 1080p) view from within a YouTube video watch page.

Downloads youtube videos, then converts them to the mp3 format automatically.

Download Youtube Videos (HD 1080p & 720p/HQ MP4, Mp3, FLV, 3GP) Dailymotion (HQ MP4, FLV), Magavideo (HD/HQ FLV) Google (HQ MP4, FLV), Vimeo (HQ MP4) Break (HQ MP4, FLV), Veoh (HQ MP4, FLV), Metacafe, Spike, Myspace, Facebook, Current,

Automatically enables 720p on YouTube

Download Link + Quality Selector + Rollover Preview + Media Controller + Media Resizer + More...

A script that enhances the viewing experience of Cracked.com – Media Resizer, Direct FLV Download, Disable Auto Play, Disable Continuous Play, Change Video Timeout Length, Load all pages of an Article onto a single page + more...