Crypto assets consulting & development firm inacta (
https://inacta.ch/) releases open source Dart and Python Bitcoin libraries for BIP32, BIP44, bech32, libbitcoin & BTCPay Server:
bitcoin_bip32: Dart library for Hierarchical Deterministic (HD) keys.
https://github.com/Kolibri-POS/bitcoin_bip32bitcoin_bip44: Dart library for HD wallets.
https://github.com/Kolibri-POS/bitcoin_bip44btcpay_client: Dart library for BTCPay.
https://github.com/Kolibri-POS/btcpay_clientbech32: Dart library for BIP173 SegWit addresses.
https://github.com/Kolibri-POS/bech32pylibbitcoin: Python library for libbitcoin.
https://github.com/libbitcoin/pylibbitcoinOur developer Harm reflects on the lessons learned:
https://medium.com/inacta-ag/it-starts-with-libraries-9f973f8e4601Might be usefull for some of you, especially when you plan to develop a cross-platform mobile app (using Googles Flutter).