Download all files in a Discord channel

discord-channel-download.js

(async () => {
  const allDownloadAs = document.querySelectorAll('a[aria-label="Download"][role="button"]');
  for (const a of allDownloadAs) {
    const cloneA = a.cloneNode(true);
    document.body.appendChild(cloneA);
    cloneA.click();
    document.body.removeChild(cloneA);
    await new Promise(r => setTimeout(r, 800));
  }
})();