This greasemonkey script changes the page title from "AWS Management Console" to "vpc - subnets" (or whatever is correct)

aws_title_changer.user.js

// ==UserScript==
// @name        AWS title changer
// @description Change page title on AWS Management Console
// @namespace   dev.sheile.net
// @include     https://console.aws.amazon.com/*
// @include     https://*.console.aws.amazon.com/*
// @version     1
// ==/UserScript==
(function() {

  setInterval(refreshTitle, 1000);
  refreshTitle();

  var previous = "";
  function refreshTitle() {
    if(previous == location.href) return;

    previous = location.href;

    var matches = location.href.match(/https:\/\/([^.]*\.)console\.aws\.amazon\.com\/([^/]+)\//);
    if(matches.length < 3) return;

    var service = matches[2].toLowerCase();
    var feature = location.hash.match(/[#&]([^:]*)/)[1].toLowerCase().split("/").pop();
    document.getElementsByTagName("title")[0].textContent = service + " - " + feature;
  }
})();