Bip39 javascript https://josueaqpi312.huicopper.com/leading-5-online-bip39-generators-for-easy-copyright-security While it makes use of BIP32 process you are able to even now import BIP39 seeds into Electrum wallet. Also other than BIp32 There's BIP44 version which some wallet use for that technology of seeds. BIP39 is like a chance to “read through” and realize the seed https://penzu.com/p/2ea6922b70254307