Userscripts.org

Enhancements for Facebook: bigger profile pictures and photos, easier viewing of albums, links to download videos, showing people's age and sign, google calendar integration, bookmarks, keyboard shortcuts & more. Fully customizable!

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

Makes Youtube's "Watch" page (video page) better with a variety of features and options including a right-side description, older video players, style improvements, and much more.

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

The best YouTube script. I know it, and you know it.

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

Buffers the video without autoplaying, removes in-video ads, 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.

Watch videos from video sharing web sites without Flash Player. You can view the videos with a classic video plugin or with HTML5's video player. A download option is also available.

PERFECT YOUTUBE LAYOUT. Auto scale video size acc window size to get largest video. Video allways visible even scrolling. All content moves on sidebar and it can be auto hide/show. See screenshots inside...

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.

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

Manage Orkut;Quote messages;Toolbar in topics, scrapbook & testemonial;Quick reply;Signature;Bookmark communities or topics;Set a topic as chat;Make menus;Communities and topic list auto update;Keyboard shortcuts;Script auto update;Mass Moderatio...

Make YouTube more like Google Video

Adds links to download or convert videos with Zamzar.com, and provides code to embed your videos in other sites. Now even works when Flash is disabled!

Turn the lights out for easier watching of YouTube videos!

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

auto-embeds the video file, enlarges it, and provides a link to download the video. supports 57 websites (incl. embed-disabled youtube videos). auto-checks for updates to the script weekly.

Download the full movie trailers from apple.com with this userscript.

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

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

Adds a link to download video,video information and a button to watch video. You can watch a video in list pages. ダウンロード用のリンクとビデオ情報を追加します。リストページでビデオを見ることができます。

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

Modify the video page to include a link to download the video to your desktop.

Watch online videos without any distractions like ads, chats, comments, etc.. Options: Auto browser resize, video scale, custom background color, comments on/off, related videos on/off, download videos, +70 video sites. Updated June 17th

Save video clips from YouTube, Google Video, Myspace, Metacafe, Break.com, Putfile, Dailymotion and Sevenload.

Supprime la publicité / l'attente AlloCiné dans les bandes annonces, les vidéos et les pages - Zapping direct entre les vidéos présentes sans changer de page - L'espace membre devient invisible mais accès via un bouton "Mon AlloCiné" - Sites: a...

Provides useful links to search engines based on the page that you're viewing or the search that you're performing.

Replace standard YouTube player with latest JW Player.

Makes thumbnails cycle though the 3 previews. Additional feature to view all thumbnails on mouse hover, and move off to hide them.