Bip39 seed phrase generator https://www.anobii.com/en/01000289012ff9b293/profile/activity Regardless that it employs BIP32 strategy you may nevertheless import BIP39 seeds into Electrum wallet. Also aside from BIp32 There exists BIP44 Edition which some wallet use for your generation of seeds. The BIP39 word list is a set of 2,048 diligently picked out words https://bookmarkproduct.com/story20100153/bip39-seed-words-an-unbiased-view-of-bip39-2048-words-https-linktr-ee-bip39