Examine source code of Multiple Links in Tabs

{
  "browser_action": {
    "browser_style": true,
    "default_title": "Open Links in Tabs",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png"
    },
    "default_popup": "options.html"
  },
  "description": "Now you can open multiple links in new tabs!",
  "manifest_version": 2,
  "name": "Open Links in Tabs",
  "permissions": [
    "<all_urls>",
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "options_ui": {
    "page": "options.html",
    "browser_style": true
  },
  "version": "1.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "{429086e8-7cd6-49c9-a99f-0f16b34f5029}"
    }
  }
}