kaiwa/public/x-manifest.webapp

{
    "name": "Kaiwa",
    "description": "Modern XMPP client",
    "icons": {
        "128": "/images/icon_128x128.png"
    },
    "permissions": {
        "storage": {
            "description": "Required for caching contact information and message history."
        },
        "desktop-notification": {
            "description": "Required to show alerts for new messages."
        }
    }
}