LNP/BP Invoice Library

Library providing functionality for doing universal invoices covering Bitcoin, Lightning Network and RGB (on-chain and LN) according to LNPBP-38 standard. Supports address-, UTXO-, channel-, miniscript-descriptor- and PSBT-based invoices with such features as:

• Paying arbitrary amounts (donations etc)
• Recurrent payments
• Per-item prices with multiple item orders
• Expiration dates
• Currency exchange rate requirements
• Extended information about merchants, invoice details etc
• Optional merchant signatures

Read more on this invoices in slides or watch YouTube recording of one of LNP/BP Association development calls discussing universal invoices.