Examine source code of LinkMagpie

{
  "manifest_version": 2,
  "name": "linkmagpie",
  "version": "1.0",
  "description": "Adds the fuzzy search link selection and following",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "linkmagpie.js"
      ]
    }
  ]
}