The SAT constantly changes CFDI schemas. Unofficial versions cannot receive legitimate updates. You risk issuing non-compliant invoices, leading to rejected XMLs and tax penalties.

Real-time tracking of stock levels and alerts.

Assuming Factucont might be related to "FactuConta" or similar, which seems to be a Portuguese term that could translate to something related to invoicing or accounting software, I'll create a general write-up that could be useful for someone looking for information on such a topic.