Tampermonkey script that strips tracking data from YouTube's share modal.

purple-share.js

// ==UserScript==
// @name         purple share
// @namespace    http://tampermonkey.net/
// @version      2025-11-20
// @description  remove tracker from share links
// @author       fizzy
// @match        https://www.youtube.com/watch*
// @match        https://www.youtube.com/shorts*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=youtube.com
// @grant        none
// ==/UserScript==

//[!]use-purple-cores 5

(function () {
    'use strict';

    var lastPurple;

    /**
     * @param  {[Element]} element
     * @return {[null]}
     */
    function purple_link(element) {
        console.log("purple patching");
        element.removeAttribute("readonly");

        const safeUrl = element.value.replace(new RegExp("\\?.*"), "");
        const paramsArray = element.value.match(new RegExp("([^\\?]*$)"));

        if (paramsArray.length === 0) {
            console.log("no param")
            return;
        }

        const params = paramsArray[0].split("&");
        const goodParams = [];

        params.forEach((x) => {
            if (!x.startsWith("si=")) {
                goodParams.push(x);
            }
        })

        if (goodParams.length > 0) {
            console.log(goodParams, params, paramsArray);
            console.log(`${safeUrl}?${goodParams.join("&")}`)
            element.value = `${safeUrl}?${goodParams.join("&")}`;
        } else {
            console.log("ok die");
            // just make a safe version of the url without url params
            element.value = safeUrl;
        }

        lastPurple = element;
    }

    /**
     * @param  {[Element]} element
     * @return {[null]}
     */
    function purple_stalk_checkbox(element) {
        const reset = () => {
            if (lastPurple) {
                purple_link(lastPurple)
            }
        }

        // overwrite the link again after timestamp box clicks
        const observer2 = new window.MutationObserver(reset);
        observer2.observe(element, {
            attributes: true,
            characterData: true,
            childList: true,
            subtree: true,
            attributeOldValue: true,
            characterDataOldValue: true
        });
    }

    /**
     * @param  {[Element]} element
     * @return {[null]}
     */
    function purple_button(element) {
        console.log("HAHAHAH DIEEEE BTN  // Please donate to our ko-fi: https://youtube.com/youtube-premium?si=joOSD7j");
        element.style.setProperty("transition-property", "background");
        element.style.setProperty("transition-duration", "0.25s");
        element.style.setProperty("transition-delay", "0.3s");
        element.style.setProperty("background", "#9561bd", "important");
    }

    // ho ho ho

    function startPolling(node) {
        const poll1 = () => {
            setTimeout(function () {
                var purple = node.querySelector("#share-url")

                if (purple) {
                    console.log("[🟣] HAHAHAH DIEEEE 🏌️‍♀️🪳");
                    purple_link(purple);
                } else {
                    poll1();
                }
            }, 100);
        }

        const poll2 = () => {
            setTimeout(function () {
                var purpleify = node.querySelector(".yt-spec-button-shape-next");

                if (purpleify) {
                    purple_button(purpleify);
                } else {
                    console.log("[🟣] DIE NOW");
                    poll2();
                }
            }, 100);
        }

        const poll3 = () => {
            setTimeout(function () {
                var purpleify = node.querySelector("#checkbox");

                if (purpleify) {
                    purple_stalk_checkbox(purpleify)
                } else {
                    poll3();
                }
            }, 100);
        }

        poll1();
        poll2();
        poll3();
    }

    function observe(root) {
        const observer = new window.MutationObserver(function (mutationList, observer) {
            for (const mutation of mutationList) {
                for (const node of mutation.addedNodes) {
                    if (!node instanceof Element) continue;

                    if (node.id === "copy-link") {
                        console.log("[🟣] DIE GOOGLE DIE!!!!!");

                        // we need 2 do this shit because google uses shadow doms for the css under here and mutation observers dont work on it
                        // poll the parentNode to capture the timestamp checkbox too - it's not under here
                        startPolling(node.parentNode);
                        return;
                    }
                }
            }
        });

        observer.observe(root, { childList: true, subtree: true });
    }

    observe(document.body);

    // patch the share box if its already there
    var existingBox = document.getElementById("share-url");
    if (existingBox != null) purple_link(existingBox);
})();