Userscripts.org

YouTube Center contains all kind of different useful functions which makes your visit on YouTube much more entertaining.

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

Adds links below the Youtube video to (a) download the video (HD .mp4 file, no converters are used, no external sites) (b) view the video with an embedded external player (like mplayer, totem, or vlc plugins)

Hides Flash animations until you click on individual [Play Flash] buttons. (v 0.4.) (Update of BlockFlash and BlockFlash-Revisited)

Automatically Scale YouTube ect.. to Largest Possible Size & HQ/HD Quality Video. Scroll down to read comments without missing video, more...

Displays Avatars Flash Games and lets us to send score automatically

After installing this script, video and flash content on all websites is blocked. The videos are replaced by a small "play" icon. If the icon is clicked the video plays. Press Alt+F to toggle the blocking of videos at a particular site when i...

Replaces Flash-Player with Media Player

Removes age verification, shortens the long title, prevents Flash videos from playing automatically and tweaks some stuff.

Changes the quality setting of flash files.

Displays Avatars Flash Games and lets us to send score automatically

add del.icio.us mp3 player to links

Do not start Flash animation until you click on them.

A video download linker for GoogleVideo. Provides a download link on any google video page. Javascript does not need to be allowed, no 3rd-party sites used.

Adds links below the Youtube video to (a) download the video (HD .mp4 file, no converters are used, no external sites) (b) view the video with an embedded external player (like mplayerplug-in or the totem plugin)

Grabs flash videos from megavideo.com, megaporn.com & megarotic.com for download. Updated December 15, 2009

Enables to move any embedded video (or other objects) to a popup window. To use it, shift-double click on a blank space on the page and select an area which will be highlighted in a red frame that contains a flash video, it will automatically pick...

Adds a full-screen button to embedded YouTube videos

Allows you to ask multiple sites for a download link using simple button interface. Sites include Youtube, Megavideo, Veoh and more.

Removes ads, allows downloading and resizing videos, displaying all comments on video page, etc.

Optimizes YouTube for bigger resolutions and gives you the opportunity to hide various sections of the video playback page, disable autoplay, enable HD and download videos. All this and more can be utilized through a built-in configuration menu:

Watch YouTube videos with embedded totem, mplayer or vlcplayer.

Allows a direct download option when viewing Adobe Flash version information

You can drag the player to the size of your liking, just hover the cursor over the edge of the player and an "resize" cursor will appear.

Replaces the default YouTube player with Flowplayer (flowplayer.org). Forked from version 1.2 of Youtube Alternate Video Player by Yansky.

Do not start Flash animation until you click on them.

Kills flash objects and ads. Works well with most pages and scrubs out unwanted items. Right now it removes: Objects, embeds, iFrames, hrefs, imgs, divs

Removes flash to fasten your internet connection. Disabled while playing flash games.

Adds a control panel to every flash you see!

Enable full screen view in South Park Episode Player (www.southparkstudios.com).