Bip39 flutter https://collinmmss433.lucialpiazzale.com/from-concept-to-fact-generating-bitcoin-addresses-with-bip39 3a43fced052690635cc9fdce418514528b000dff3eaa5b986ea7be809062e775f2fe99c76733ff200b56fb70cac7c6ac7818b1e8139192a70fe274f5bf57fa46 It is really simple — if you do not worry about copyright inheritance, no one else will — not your software package or hardware wallet vendors... https://thesocialcircles.com/story6210307/bip39-format-5-simple-statements-about-bip39-converter-explained-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw