This project is no longer maintained.
stellar-hd-wallet. It's a command line application that generates a mnemonic seed (24 words) that derives Stellar key pairs. It's much easier to store (you can just write it down) and do not require a printer.
stellar-hd-walletfrom Stellar GitHub: https://github.com/stellar/go/releases/tag/stellar-hd-wallet-v0.0.2