Examine source code of Anonyme

{
  "manifest_version": 2,
  "name": "Anonyme",
  "version": "1.3.0",
  "description": "Hide email addresses, usernames, avatars or other sensitive information like histories or algorithm-based search suggestions.",
  "icons": {
    "48": "icon/3a.svg",
    "96": "icon/3a.svg"
  },
  "web_accessible_resources": [
    "script/main.js",
    "icon/3a.svg",
    "icon/3a.png",
    "icon/3a-n.svg",
    "icon/3a-n.png"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "index.js"
      ]
    }
  ]
}