Buffers the video without autoplaying and puts it in HD if the option is on. For Firefox, Opera, & Chrome

Automatically increase volume to 100%

Listen to only the audio on YouTube without loading the video.

Audio Device Selector for youtube

Adds a menu where you can select different zoom/stretch configurations. For Chrome.

Remove all shorts

Marks where annotations are on the progress bar of the HTML5 YouTube player.

Marks where annotations are on the progress bar of the HTML5 YouTube player

Youtube and google regularly change your region based on your IP. This userscript automatically sets it to your preferred region instead.

When watching any video, script loads a playlist of the current channel and plays through it. *Try pressing F5 if it doesn't work.*

View embedded youtube videos in fullscreen on every website

Removes Youtube Ads and other unwanted layers from Playing Videos

Gain control/personalize your advertisement experience on YouTube.

Disables ads, swithces off autoplay, adds RSS link, deletes "recommended for you" videos, unhides description, displays all comments, changes profile link to videos page; and changes region to US. Supports Firefox-based browser up to version 36. Newer versions should use a UserAgent (UA) spoofer add-on. YouTube loads a lighter version of the YouTube page for older browsers. This script will require the GreaseMonkey add-on to be executed by the Firefox browser.

Replaces the YouTube 404 page monkey with a better one made by @dinoboirex1.

change default YouTube video quality to 1080p or highest available below 1080p. can be used for other video qualities by changing preferred Quality in the code below.

adding a button's to videos (THUMBNAIL, DOWNLOAD, SOCIAL BLADE)

YouTube with more freedom

Displays a badge on the volume button showing the current volume percentage.

Increments the audio volume of YouTube videos by 5%.

Display the remaining time of a YouTube video during playback.

Shows remaining or end time in the YouTube player, taking into account the playback speed.

Search YouTube without interrupting the video, by loading the search results in the related video bar