List all the Tweet URLs on the page

list-tweet-urls.js

Array.from(
  new Set(
    // List all links on the page
    Array.from(document.getElementsByTagName('a'))
      .filter(a =>
        // Only keep status URLs
        a.href.match(/^https:\/\/twitter\.com\/(\w+)\/status\/(\d+)$/)
      )
      .map(a => a.href) // Keep only the link URL
  ) // new Set: remove duplicates
) // Back to array