Bip39 or slip39 https://hubpages.com/@lefwenuuyr Though it takes advantage of BIP32 method you are able to however import BIP39 seeds into Electrum wallet. Also apart from BIp32 There's BIP44 Model which some wallet use for the generation of seeds. Some wallets can import various seed phrases and a few only have https://socialwebleads.com/story6283724/bip39-russian-5-tips-about-bip39-standard-you-can-use-today-https-cutt-ly-uryc5rw7