Bip39 checksum https://bip39marco.mystrikingly.com/ Despite the fact that it takes advantage of BIP32 strategy you could even now import BIP39 seeds into Electrum wallet. Also aside from BIp32 There's BIP44 version which some wallet use for the technology of seeds. Some wallets can import different seed phrases plus some only have https://listingbookmarks.com/story20698781/bip39-compliant-passphrase-about-bip39-2048-words-https-t-me-bip39-chat