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Alternatives

Products that do what Privatiser does

Anonymise sensitive data before it hits any AI

  1. 1SA

    Alright so if you run a self-hosted blog, you've probably noticed AI companies scraping it for training data. And not just a little (RIP to your server bill). There isn't much you can do about it without cloudflare. These companies ignore robots.txt, and you're competing with teams with more resources than you. It's you vs the MJs of programming, you're not going to win. But there is a solution. Now I'm not going to say it's a great solution...but a solution is a solution. If your website contains content that will trigger their scraper's safeguards, it will get dropped from their data…

    Dec 2025 · github.com

  2. 2

    Your AI privacy protection

    2024

  3. 3

    Your offline personal AI assistant

    2023

  4. 4
    Astra116

    Make AI agents that never see your data

    Apr 2026

  5. 5

    True anonymity preventing queries from being 'fingerprinted'

    2024

  6. 6

    The Browser Extension for AI Governance & Security.

    Jan 2026 · privacypal.ai

  7. 7

    Catch and remove sensitive data before it's shared with AI

    2024

  8. 8
    AnonAI259

    The private AI assistant

    2024

  9. 9

    Privacy-first bot & spam defense, GDPR compliant CAPTCHA

    2023

  10. 10
    DCP104

    Give your AI agents encrypted permission and keys

    May 2026 · dcpagent.com

  11. 11

    AI detects & stops sensitive-data leaks in APIs & apps.

    2024

  12. 12

    Runtime Data Control for n8n Workflows

    Jul 2026

  13. 13

    Get the most out of AI without handing them your data.

    Jun 2026 · onyri-sanitize.com

  14. 14

    Protect sensitive data in AI prompts

    2025

  15. 15

    LeakLake🔒Monitors AI chats, detects leaks, and alerts you⚠️

    Dec 2025 · leaklake.com

  16. 16PA
  17. 17AL

    Hi HN, I’m one of the maintainers of Bridge Anonymization. We built this because the existing solutions for translating sensitive user content are insufficient for many of our privacy-concious clients (Governments, Banks, Healthcare, etc.). We couldn't send PII to third-party APIs, but standard redaction destroyed the translation quality. If you scrub "John" to "[PERSON]", the translation engine loses gender context (often defaulting to masculine), which breaks grammatical agreement in languages like French or German. So we built a reversible, local-first pipeline for Node.js/Bun. Here…

    Dec 2025 · medium.com

  18. 18

    Anonymize your data for compliant training and distribution

    2025

  19. 19

    Anonymize client docs before you paste them into AI

    Jul 2026 · promptshield.ca

  20. 20PA

    Hi HN, I'm Divy, former CTO at Branch and previously led engineering teams at Credit Karma and NexHealth. Over the past decade in fintech and healthtech, I've watched too many founders get blindsided by privacy compliance. The Problem: 80% of startups are unaware of privacy laws affecting their business. The choice between expensive attorneys ($5,000+) and risky generic templates is getting worse as regulations expand. Generic privacy policies fail because they make promises your business can't keep – I've seen this tank funding rounds and trigger regulatory investigations. My Personal Pain:…

    Sep 2025 · privacyforge.ai

  21. 21

    The zero-knowledge engineer that fixes code without seeing

    Nov 2025

  22. 22

    100% private, offline AI assistant right in your browser

    Jun 2026 · neurabayt.com

  23. 23

    Mass Advanced Privacy Enabler for WhatsApp™ Web

    2025

  24. 24HA

    Hi HN, I'm one of the creators of HoundDog.ai (https://github.com/hounddogai/hounddog). We currently handle privacy scanning for Replit's 45M+ creators. We built HoundDog because privacy compliance is usually a choice between manual spreadsheets or reactive runtime scanning. While runtime tools are useful for monitoring, they only catch leaks after the code is live and the data has already moved. They can also miss code paths that aren't actively triggered in production. HoundDog traces sensitive data in code during development and helps catch risky flows (e.g., PII…

    Feb 2026 · github.com

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