{
  "name": "invowerk",
  "slug": "invowerk",
  "category": "Developer Tools",
  "description": "Validate e-invoices (ZUGFeRD, Factur-X, XRechnung, Peppol BIS) and get a validation report",
  "status": "listed",
  "healthScore": 42,
  "grade": "D",
  "auth": "key",
  "cors": "unknown",
  "limits": "Free tier — confirm exact limits in the official docs",
  "docs": "https://invowerk.dev",
  "sampleEndpoint": null,
  "lastChecked": "23 Oct 2026",
  "firstSeen": "2026-10-22",
  "uptime": null,
  "checks": [
    {
      "d": "2026-10-22",
      "s": "listed"
    },
    {
      "d": "2026-10-23",
      "s": "listed"
    }
  ],
  "urls": {
    "page": "https://freeapis.akclnt.com/api/invowerk/",
    "history": "https://freeapis.akclnt.com/api/invowerk/history/",
    "badge": "https://freeapis.akclnt.com/badge/invowerk.svg",
    "statusJson": "https://freeapis.akclnt.com/api/invowerk.json",
    "watchFeed": "https://freeapis.akclnt.com/watch/invowerk.xml"
  }
}