Seed Phrase Generator From Bitcoin Address Although it employs BIP32 system you could continue to import BIP39 seeds into Electrum wallet. Also apart from BIp32 There is certainly BIP44 Edition which some wallet use to the generation of seeds. Be sure to make sure to allow recovery from mnemonic phrases https://pr7bookmark.com/story18888911/trust-wallet-seed-phrase-generator-bip39-word-list-secrets