Грабим ссылки на гифки gifyo.com

var nodeList = document.getElementsByClassName('gif-link');
var urls = [];
for (var i = 0; i < nodeList.length; ++i) {
    var req = new XMLHttpRequest;
    req.open('GET', nodeList[i].href, false);
    req.onload = function () {
        urls.push(req.response.match(/<div class="gif type2" >\s+<img src="([^"]+)/)[1]);
    }
    req.send();
}
var link = document.createElement('a');
link.setAttribute('download', 'links.txt');
link.href = 'data:plain/text,' + encodeURIComponent(urls.join('\n'));
link.setAttribute('style', 'display: none');
link.onclick = function () {
    document.body.removeChild(link);
};
document.body.appendChild(link);
link.click();