"nf-core" matching MCP connectors:

Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).

Brazilian fiscal MCP server - issue NF-e, NFC-e, NFS-e, CT-e, MDF-e and DC-e via SEFAZ.