Close tab/window on end

Close tab/windows when video ends (if autoplay is not enabled)

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Close tab/window on end
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Close tab/windows when video ends (if autoplay is not enabled)
// @author       Alexander Foo <@alexfoo>
// @match        https://*.youtube.com/w*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    document.getElementsByTagName('video')[0].addEventListener('ended', function() {
        if (document.getElementById('autoplay-checkbox').checked === false) {
            window.close();
        }
    });
})();