How I Built a Zero-Server PII Scrubber for ChatGPT (It Works in Airplane Mode)

I got tired of seeing this workflow in every company I consulted for: Employee has a sensitive document (client contract, patient report, HR file) Employee needs AI help analyzing it Employee pastes the entire thing into ChatGPT Compliance team has a heart attack The usual advice — "just remove sensitive data before pasting" — doesn't work. It's too manual, too slow, and people simply don't do it under deadline pressure. So I built PrivacyScrubber — a 100% local, browser-based PII redactor that