Bookmarklets

paywall.js

javascript:(function() {
    window.open('https://archive.is/?run=1&url=' + encodeURIComponent(window.location.href));
})();

youtube.js

javascript:(function() {
    var url = window.location.href;
    var match = url.match(/watch\?v=([a-zA-Z0-9_-]+)/);
    if (match) {
        var videoId = match[1];
        var embedUrl = 'https://www.youtube.com/embed/' + videoId;
        window.location.href = embedUrl;
    } else {
        alert('Not a valid YouTube watch URL.');
    }
})();