Hardware Nostr signer for Passport Prime — NIP-07 window.nostr provider with keys sealed to the device (KeyOS app + WebUSB browser extension)

PGP Keychain for Passport Prime — create, import, sign, encrypt, and answer signing requests over QR; keys recoverable from your seed phrase

BIP-85 for Passport Prime — derive wallets, keys, and raw entropy from the one seed you already protect; SeedQR included

PDF Viewer for Passport Prime — read PDFs rendered entirely on-device, strictly read-only

Paper Wallet for Passport Prime — offline bitcoin gift bills with hardware-random keys, printable PNGs, and seed-recoverable backup keys

Image Viewer for Passport Prime — photos and animated GIFs decoded entirely on-device, strictly read-only

Text Editor for Passport Prime — browse the device's storage and edit text files, fully offline

Chain Notes for Passport Prime — personal notes written into real bitcoin transactions, composed and signed on a device with no network