SombraLocal PII anonymization proxy

Masks Brazilian PII — CPF, CEP, CNPJ, names, e-mails, addresses — in real time before it reaches a remote LLM provider.

Real-time masking

Prompts are intercepted and masked before they ever leave your machine.

Recognizers for CPF, CEP, CNPJ and street addresses on top of Presidio.

Runs in rootless Podman containers. Zero sensitive data persisted remotely.