"author:nwerp" matching MCP servers:

Enables AI assistants and business systems to query and validate Brazilian fiscal data and documents, including CNPJ/CPF, Simples Nacional/MEI, NF-e/NFS-e, SPED, eSocial, and supplier compliance, without mandatory API keys. It also supports offline reference tables, tax-regime comparison, due-diligence scoring, and 2026 IBS/CBS reform analysis through composable tools.