Generate bip39 phrase https://andersonsaeu988.iamarrows.com/bip39-generator-online-the-best-devices-for-secure-wallet-creation Although it works by using BIP32 technique you could still import BIP39 seeds into Electrum wallet. Also aside from BIp32 there is BIP44 version which some wallet use for the era of seeds. BIP32 and BIP44 function together to add adaptability, privateness, and... https://felixkkjt585.theglensecret.com/bip39-word-checklist-generator-crafting-your-own-special-seed-phrase