DOSBox

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "DOSBox",
  "short_name": "DOS Emulator",
  "description": "DOS Emulator",
  "version": "2.6.7",
  "minimum_chrome_version": "56",
  "manifest_version": 2,
  "offline_enabled": true,
  "permissions": [
    {
      "fileSystem": [
        "directory",
        "write"
      ]
    },
    "idle",
    "overrideEscFullscreen",
    "pointerLock",
    "storage",
    "system.cpu",
    "unlimitedStorage"
  ],
  "app": {
    "background": {
      "scripts": [
        "background.js"
      ]
    }
  },
  "icons": {
    "16": "icons/dosbox-16.png",
    "32": "icons/dosbox-32.png",
    "48": "icons/dosbox-48.png",
    "64": "icons/dosbox-64.png",
    "96": "icons/dosbox-96.png",
    "128": "icons/dosbox-128.png",
    "256": "icons/dosbox-256.png"
  },
  "platforms": [
    {
      "nacl_arch": "x86-64",
      "sub_package_path": "_platform_specific/x86-64/"
    },
    {
      "nacl_arch": "x86-32",
      "sub_package_path": "_platform_specific/x86-32/"
    },
    {
      "nacl_arch": "arm",
      "sub_package_path": "_platform_specific/arm/"
    }
  ]
}