Examine source code of NeoShares

{
  "applications": {
    "gecko": {
      "id": "neoshares@neoseeker.com"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "assets/neo.png",
    "default_popup": "popup.html",
    "default_title": "Share this page to Neoseeker!"
  },
  "manifest_version": 2,
  "name": "NeoShares",
  "description": "Extension which makes it easy to share interesting items on the web that you discover to Neoseeker.com",
  "version": "1.0.6resigned1",
  "icons": {
    "128": "assets/neo128.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "https://api.neoseeker.com/",
    "cookies",
    "*://neoseeker.com/",
    "*://*.neoseeker.com/"
  ]
}