Bip39 spec https://zenwriting.net/keenanctdp/how-to-create-a-bip39-seed-a-step-by-step-guide Although it utilizes BIP32 technique you can nevertheless import BIP39 seeds into Electrum wallet. Also in addition to BIp32 There's BIP44 Edition which some wallet use for your generation of seeds. If Yet another wallet will not guidance a derivation route that your authentic wallet supported... https://thesocialintro.com/story5659868/bip39-list-the-5-second-trick-for-bip39-mnemonic-code-converter-tool-https-t-me-bip39-chat