Bip39-dotmap https://andersonsaeu988.iamarrows.com/bip39-generator-online-the-best-devices-for-secure-wallet-creation Though it makes use of BIP32 process you can still import BIP39 seeds into Electrum wallet. Also aside from BIp32 You can find BIP44 Model which some wallet use to the generation of seeds. Due to the cryptographic design and style of BIP-39, a weak passphrase will not https://linktr.ee/bip39