yt_show_untranslated_chat.user.js

// ==UserScript==
// @name         YT Chat Show original language
// @namespace    http://github.com/hoshinolina
// @version      2026-03-27
// @description  Show Translated + Original message in YT chat
// @author       Hoshino Lina
// @match        https://*.youtube.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=youtube.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

function GM_addStyle(css) {
  const style = document.getElementById("GM_addStyle1234") || (function() {
    const style = document.createElement('style');
    style.type = 'text/css';
    style.id = "GM_addStyle1234";
    document.head.appendChild(style);
    return style;
  })();
  const sheet = style.sheet;
  sheet.insertRule(css, (sheet.rules || sheet.cssRules || []).length);
}

    GM_addStyle("#hover-message.yt-live-chat-text-message-renderer {margin-left: 0.5em; padding: 0 2px; border: 1px solid #333; color: #555; border-radius: 3px; display: inline;}");
    GM_addStyle("html[dark] #hover-message.yt-live-chat-text-message-renderer {color: #aaa;}");
    GM_addStyle("yt-live-chat-text-message-renderer[has-hover-message]:hover #message-container.yt-live-chat-text-message-renderer {display: inline;}");
})();