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Clean, stable, and fast. PureRender accelerates your web experience by removing render-blocking elements, overlays, and layout-lagging effects for a seamless browsing experience.
// ==UserScript==
// @name PureRender: Instant-Web
// @namespace https://github.com/wandersons13/PureRender
// @version 0.7
// @description Clean, stable, and fast. PureRender accelerates your web experience by removing render-blocking elements, overlays, and layout-lagging effects for a seamless browsing experience.
// @author wandersons13
// @match *://*/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=speedtest.net
// @run-at document-start
// @grant GM_addStyle
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @license GNU
// ==/UserScript==
(function () {
"use strict";
const host = location.hostname;
/* -- 1. AUTO-EXCLUSION FOR YOUTUBE -- */
// Ensures zero conflicts with PureYouTube
if (host.includes("youtube.com") || host.includes("youtu.be")) return;
/* -- 2. USER EXCLUSIONS -- */
const userExcluded = GM_getValue("excluded_sites", []) || [];
if (userExcluded.includes(host)) return;
/* -- 3. STABLE SPEED OPTIMIZATION (CSS) -- */
GM_addStyle(`
/* Disable smooth scroll for instant response */
html, body {
scroll-behavior: auto !important;
}
/* Ensure content is visible immediately */
html, body {
visibility: visible !important;
opacity: 1 !important;
}
/* Speed up image rendering natively */
img {
image-rendering: -webkit-optimize-contrast;
}
/* Remove common blocking elements (spinners, skeletons) */
[class*="preloader"], [id*="preloader"], [class*="loading-overlay"],
[class*="skeleton"], .loading, .spinner, #loader {
display: none !important;
visibility: hidden !important;
pointer-events: none !important;
}
/* Remove heavy GPU effects that cause scroll lag */
* {
backdrop-filter: none !important;
-webkit-backdrop-filter: none !important;
text-shadow: none !important;
box-shadow: none !important;
}
`);
/* -- 4. PASSIVE ACTIONS -- */
const quickUnlock = () => {
// Unlock scroll only if it is explicitly blocked
const style = getComputedStyle(document.body);
if (style.overflow === 'hidden' || style.position === 'fixed') {
document.body.style.setProperty("overflow", "auto", "important");
document.body.style.setProperty("position", "static", "important");
document.documentElement.style.setProperty("overflow", "auto", "important");
}
// Set lazy images to eager to start downloading earlier
document.querySelectorAll('img[loading="lazy"]').forEach(img => {
img.setAttribute('loading', 'eager');
});
};
window.addEventListener('DOMContentLoaded', quickUnlock, { once: true });
window.addEventListener('load', quickUnlock, { once: true });
/* -- 5. MENU COMMANDS -- */
GM_registerMenuCommand("🚫 Exclude this site", () => {
const currentExcluded = GM_getValue("excluded_sites", []);
if (!currentExcluded.includes(host)) {
currentExcluded.push(host);
GM_setValue("excluded_sites", currentExcluded);
location.reload();
}
});
GM_registerMenuCommand("🔄 Clear exclusion list", () => {
if (confirm("Clear all exclusions?")) {
GM_setValue("excluded_sites", []);
location.reload();
}
});
})();