📄️ Spec 35521: Wallet Connection
Kind 35521 represents a "Wallet Connection" event. It is used to advertise a user's supported wallet capabilities and connection details (specifically for NWC - Nostr Wallet Connect) in a discoverable way.
📄️ Spec 5521: Zap Receipts
Kind 5521 is a specialized Nostr event kind used by Zapf to represent a "Zap Receipt" or proof of payment. It provides a standardized way to signal that a payment has been successfully completed, especially for custodial or escrowed transactions.
📄️ Claiming Zaps
One of Zapf's core features is the ability to send zaps to users who don't yet have a Lightning wallet. This guide explains how recipients can claim these pending zaps.