Bip39 api https://www.hometalk.com/member/176312665/elva1377050 Even though it makes use of BIP32 approach it is possible to however import BIP39 seeds into Electrum wallet. Also besides BIp32 There is certainly BIP44 Model which some wallet use to the generation of seeds. He is also the creator of the most friendly and aesthetically https://webookmarks.com/story5817220/bip39-converter-bip39-compatible-wallet-options-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw