Userscripts.org

Automatically "likes" videos from users you choose, or anybody.

A script to add an rss feed button to youtube videos.

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 !

Adds a button that redirects to KeepVid's YouTube download service for the video you are currently watching.

Play, watch & download online web videos without flash player. A flash replacement for video. It works by replacing flash object with object tag processed by browser video plugin. Regular expressions are used to support many websites: YouTube, Vim...

Enhances your pirating experience by adding torrent links to iMDB, Rotten Tomatoes (and MovieFone, soon).

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...

Adds a menu under YouTube video with available MP3 files found on ZippyShare and Hulkshare.

Make the YouTube dislike bar red again.

Shows a high quality link by the description of a video.

Adds the national flag icons next to each username in the comment section of Youtube.

Hides comments, preserves brain cells. Click headers to toggle.

Adds video titles, shows previews and embeds on click. Also supported: Vimeo, LiveLeak

Removes main youtube ads, does not remove in-video ads.

Skips the das captcha page on YouTube

Schnell navigieren in der Zeitleiste.

Allows you to use customizable seek times to skip intros on a series or anything you might need

Completely removes the annoying gray playlist at the bottom of YouTube. (In opposition to just hiding it.)

Removes unnecessary parameters from links like feature=channel

Hide the videos you've already seen

Changes download button to FLV video file on Extreme Tube. Use with a download accelerator like free download manager means videos are downloaded in no time.

By Theofilaktos Spendas, this script Clicks the youtube Like button on visit of a youtube video

Adds FLV, MP4, 3GP, and 720p download links to YouTube.

FREE PLAYER / REPRODUCTOR LIBRE Change your 'flash player' for convesional video player. I recommender any free version (VLC, MPlayer, Totem, etc)

Makes youtube in HD.

Stop Autoplaying Video On YouTube Profiles

Adds extended functionality to the youtube player such as player refreshing if video stops loading, user specified seek ahead, stop video loading, and more

Creates links under embedded youtube videos and shows thumbnails when hovered over

Shows hidden thumbed-down comments that can't normally be seen

Uses the JW Player for youtube. Has options in the user script commands