Bip39 Although it makes use of BIP32 strategy it is possible to continue to import BIP39 seeds into Electrum wallet. Also other than BIp32 There's BIP44 version which some wallet use for the generation of seeds. You could think of this tool like a hardware or program wallet opened up https://bookmarkingquest.com/story18503060/bip-39-seed-words-the-definitive-guide-to-bip39-phrase