Bip39 random word generator https://atavi.com/share/xbwf7vz16jgof Despite the fact that it employs BIP32 process you are able to still import BIP39 seeds into Electrum wallet. Also apart from BIp32 There may be BIP44 version which some wallet use with the generation of seeds. Unlike standard wallets derived exclusively from the seed https://files.fm/u/2eemhhak2q#design