Air-gapped offline password manager on ESP32-S3 with local HTTPS web UI over USB-NCM, encrypted vault, TOTP, key-file support and KeePass (.kdbx) import/export.
rust cryptography embedded offline password-manager esp32 totp aes-gcm keepass kdbx embassy usb-ncm air-gapped esp32-s3 picoserve
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Updated
Oct 25, 2026 - Rust