paper-backup

Backup data using qrcode. Minimal PaperBackup solution for small to medium sized files using QR-Codes.

A simple paper backup tool for GnuPG or SSH keys

Post-quantum age key generation and paper backup tool with QR codes

A backup decryptor and OTP generator for the vault of the Aegis Authenticator Android app.

Create printable, encrypted QR backups you can recover offline without cloud services.

Android port of QuorumPony — split a secret into printable cards with Shamir's Secret Sharing; any K of N recover it. Fully offline.

Print your Bitwarden vault as a dense paper backup. Single HTML file, no dependencies, runs offline.

Encrypted paper backups: zero-dep crypto core (AES-256-GCM), CLI, and MCP server. Format spec with test vectors - your papers outlive the service.

🥑 Offline Optical Color-Dot Paper & Sticker Data Storage with CIELAB Calibration and Reed-Solomon ECC by aoxilus

Chiffrement et sauvegarde physique sécurisée sur papier