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Open source .NET library for ARCA/AFIP fiscal integrations with WSAA, WSFEv1, QR generation, taxpayer lookup, credit note helpers, and explicit fiscal result models.

Optional generic HTML receipt rendering module for ARCA.Fiscal, designed for authorized ARCA/AFIP vouchers plus POS display data.

Optional PDF rendering module for ARCA.Fiscal authorized fiscal vouchers, including A4 and thermal receipt layouts.

Optional PostgreSQL access ticket persistence module for ARCA.Fiscal, with durable storage and advisory-lock coordination per WSAA ticket key.