Pseudonymization Python Packages

argus-redact

Encrypt PII, not meaning. Locally.

privyx

AI data privacy gateway: privacy engine + proxy for LLM providers

pseudonymize

Typed, dependency-free Python toolkit for local-first PII pseudonymization, deterministic aliases, redaction, safe reports, and extensible detection backends.

ko-pii

한국어 PII 검출 + 가명화 Python 라이브러리

piighost

Reversible PII masking for LLM agents: piighost replaces personal data with placeholders before the model sees it, then restores the real values in replies and tool calls. LangChain, Pydantic AI, LlamaIndex and Claude Code integrations, plus an OpenAI/Anthropic-compatible proxy.

maskops

High-speed PII masking as a Polars plugin, powered by Rust

taiwan-legal-deid

De-identification for Taiwanese legal documents: realistic pseudonyms with a reversible mapping, on CPU

odata1c-gate

Local MCP gateway to 1C:Enterprise OData with a pseudonymisation gate: AI agents query a live 1C base, but tax IDs, accounts, phones and names reach the model only as tokens. · MCP-шлюз к OData 1С с гейтом псевдонимизации: агент работает с живой базой, а ИНН, счета, телефоны и названия видит только токенами.

sqlalchemy-audit-trail

Audit trail for SQLAlchemy on PostgreSQL: automatic field-level change diffs and explicit domain events in one chronological log, partitioned by severity and month. Works with Session and AsyncSession, plus an optional FastAPI integration.

noirdoc

German-first PII redaction and pseudonymization for documents. Local by default. Reversible when you need it.

libpep-py

Library for polymorphic pseudonymization and encryption

carnaval

Reversible PII anonymization for LLM pipelines: mask names, emails and bank details before text reaches a cloud LLM, then restore them in the response. Local-first, encrypted vault, 6 languages. Python, Apache-2.0.

bogu

Bogu: a local privacy layer for AI workflows

tableau-cloud-audit

Your entire Tableau Cloud estate in one DuckDB file — client-executed, pseudonymised by construction.

prompt-anonymizer

A buddy check for your prompts — before they reach an LLM. On-device, reversible anonymization that catches the PII you didn't mean to send.

kdg-nexus

Local-first secure AI gateway for private code assistance.

mailcom

Recognize and pseudonymize named entities in emails

privaparse

Local privacy layer for LLM traffic: detects PII, swaps it for deterministic placeholders, restores it in the answer. Nothing leaves the machine.

vault-engine

A local-LLM privacy layer for anything you paste into a cloud model — detect, tokenize, restore. Zero deps, reversible, strong on Chinese.