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PresidioJS detects and anonymizes PII entirely in your browser. No servers, no API keys, no data ever leaves your machine. Supports regex-based detection (emails, phones, IBANs, credit cards, SSNs, crypto wallets, insurance numbers) plus browser-native NER for names, organizations, and locations using a local ML model. Built for privacy-first workflows like sanctions screening and compliance. One HTML file, zero dependencies, works offline. Open source and free.
Presidio JS — Client-Side PII ScannerAnonymize prompts privately and securely
Erges Memaleft a comment
I built PresidioJS because I needed PII detection for a compliance workflow, but every existing solution required sending sensitive data to a server or API or installing extra libraries. That felt wrong, especially when dealing with lists and personal data that shouldn't leave your network. So I asked: why can't this just run in the browser? PresidioJS runs entirely client-side. Regex-based...
Presidio JS — Client-Side PII ScannerAnonymize prompts privately and securely