Bip39 crate https://www.cheaperseeker.com/u/adeneuwaks Despite the fact that it takes advantage of BIP32 technique you may still import BIP39 seeds into Electrum wallet. Also besides BIp32 There is certainly BIP44 version which some wallet use for that generation of seeds. As opposed to standard wallets derived entirely from the seed phrase, https://socialupme.com/story6403252/bip39-online-not-known-factual-statements-about-bip39-mnemonic-https-t-me-bip39-chat