Announcify

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Announcify",
  "version": "0.2.2",
  "description": "Listen to your web",
  "manifest_version": 2,
  "icons": {
    "16": "img/icon_16.png",
    "48": "img/icon_48.png",
    "128": "img/icon_128.png"
  },
  "browser_action": {
    "default_icon": "img/icon_19.png",
    "default_title": "Announcify!"
  },
  "permissions": [
    "tabs",
    "idle",
    "tts",
    "https://www.diffbot.com/api/*",
    "https://announcify-engine.appspot.com/*",
    "*://*/*"
  ],
  "options_page": "html/options.html",
  "background": {
    "page": "html/background.html"
  }
}