APNG

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "APNG",
  "version": "3.1.0",
  "description": "Animated PNG support for WebKit/Blink browsers",
  "icons": {
    "16": "icons/logo16.png",
    "48": "icons/logo48.png",
    "128": "icons/logo128.png"
  },
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "all_frames": true
    }
  ],
  "permissions": [
    "<all_urls>",
    "tabs",
    "webRequest",
    "alarms"
  ],
  "content_security_policy": "script-src 'self' https://ajax.googleapis.com; object-src 'self'",
  "browser_action": {
    "default_icon": {
      "19": "icons/apng-logo-19-off.png",
      "38": "icons/apng-logo-38-off.png"
    },
    "default_title": "APNG for Chrome",
    "default_popup": "pages/popup.html"
  },
  "options_ui": {
    "page": "pages/options.html",
    "chrome_style": true
  }
}