Examine source code of Grab Session Links

{
  "manifest_version": 2,
  "name": "Grab Session Links",
  "version": "0.2",
  "description": "Web extension that allows you to copy all the links from your open tabs with one click, as well as paste them and open them all at once with one click.",
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "permissions": [
    "tabs",
    "clipboardWrite",
    "clipboardRead"
  ],
  "browser_action": {
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icons/save16.png",
    "32": "icons/save32.png",
    "128": "icons/save128.png",
    "256": "icons/save256.png"
  }
}