ClipSave

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "ClipSave",
  "version": "1",
  "manifest_version": 2,
  "description": "An extension to make sure you never lose your clipboard history",
  "homepage_url": "https://clippy.com",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "default_locale": "en",
  "background": {
    "page": "/src/bg/background.html",
    "persistent": true
  },
  "browser_action": {
    "default_icon": "icons/icon128.png",
    "default_title": "Your Saved Clipboard",
    "default_popup": "src/bg/background.html"
  },
  "permissions": [
    "clipboardRead",
    "clipboardWrite",
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_start",
      "js": [
        "src/inject/inject.js"
      ]
    }
  ],
  "content_security_policy": "script-src 'self'; object-src 'self'"
}