Frontend-Redirectr

Redirect popular sites to alternative privacy-friendly frontends

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 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         Frontend-Redirectr
// @namespace    https://github.com/NimiGames68/Frontend-Redirectr
// @version      1.0
// @description  Redirect popular sites to alternative privacy-friendly frontends
// @license      MIT
// @author       NimiGames68
// @match        *://genius.com/*
// @match        *://*.genius.com/*
// @match        *://imgur.com/*
// @match        *://*.imgur.com/*
// @match        *://medium.com/*
// @match        *://*.medium.com/*
// @match        *://pastebin.com/*
// @match        *://*.pastebin.com/*
// @match        *://*.pinterest.com/*
// @match        *://tenor.com/*
// @match        *://*.tenor.com/*
// @match        *://twitch.tv/*
// @match        *://*.twitch.tv/*
// @match        *://music.youtube.com/*
// @match        *://youtube.com/*
// @match        *://*.youtube.com/*
// @match        *://youtu.be/*
// @match        *://translate.google.com/*
// @include      /^https?:\/\/translate\.google\.[^/]+\/.*/
// @match        *://*.stackexchange.com/*
// @match        *://*.stackoverflow.com/*
// @match        *://*.superuser.com/*
// @match        *://*.serverfault.com/*
// @match        *://*.askubuntu.com/*
// @match        *://*.stackapps.com/*
// @match        *://*.mathoverflow.net/*
// @match        *://*.bing.com/*
// @match        *://*.tumblr.com/*
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function () {
    'use strict';

    const host = location.hostname;

    // Google Translate → Mozhi
    if (/^translate\.google\.[^/]+$/i.test(host)) {
        location.replace(
            "https://mozhi.canine.tools" +
            location.pathname +
            location.search +
            location.hash
        );
        return;
    }

    // YouTube Music → Ytify
    if (/^music\.youtube\.com$/i.test(host)) {
        const videoId = new URLSearchParams(location.search).get('v');

        location.replace(
            videoId
                ? `https://ytify.pp.ua/?s=${encodeURIComponent(videoId)}`
                : 'https://ytify.pp.ua/'
        );
        return;
    }

    // YouTube → Invidious
    if (/^(www\.)?youtube\.com$/i.test(host)) {
        location.replace(
            "https://inv.nadeko.net" +
            location.pathname +
            location.search +
            location.hash
        );
        return;
    }

    // youtu.be → Invidious
    if (/^youtu\.be$/i.test(host)) {
        location.replace(
            "https://inv.nadeko.net/watch?v=" +
            encodeURIComponent(location.pathname.slice(1))
        );
        return;
    }

    // Stack Exchange → AnonymousOverflow
    if (
        /(^|\.)stackexchange\.com$/i.test(host) ||
        /(^|\.)stackoverflow\.com$/i.test(host) ||
        /(^|\.)superuser\.com$/i.test(host) ||
        /(^|\.)serverfault\.com$/i.test(host) ||
        /(^|\.)askubuntu\.com$/i.test(host) ||
        /(^|\.)stackapps\.com$/i.test(host) ||
        /(^|\.)mathoverflow\.net$/i.test(host)
    ) {
        let newUrl;

        if (
            host === "stackoverflow.com" ||
            host === "www.stackoverflow.com"
        ) {
            newUrl =
                "https://overflow.hostux.net" +
                location.pathname +
                location.search +
                location.hash;
        } else {
            newUrl =
                "https://overflow.hostux.net/exchange/" +
                host +
                location.pathname +
                location.search +
                location.hash;
        }

        location.replace(newUrl);
        return;
    }

    const redirects = {
        "genius.com": "https://genius.fsky.io",
        "imgur.com": "https://imgur.artemislena.eu",
        "medium.com": "https://m.opnxng.com",
        "pinterest.com": "https://pinterest.bunk.im",
        "tenor.com": "https://tenor.fsky.io",
        "twitch.tv": "https://safetwitch.darkness.services",
        "tumblr.com": "https://priviblur.canine.tools",
        "www.bing.com": "https://startpage.com"
    };

    for (const domain in redirects) {
        if (host === domain || host.endsWith("." + domain)) {
            location.replace(
                redirects[domain] +
                location.pathname +
                location.search +
                location.hash
            );
            return;
        }
    }
})();