Kaspa Payments Gateway for WooCommerce

Kaspa Payments Gateway for WooCommerce enables your WooCommerce store to accept Kaspa (KAS) cryptocurrency payments. Built with security and simplicity in mind, using KPUB (Extended Public Key) watch-only wallets for non-custodial payment processing.

Important: This plugin is not officially affiliated with, endorsed by, or connected to Kaspa, WooCommerce, or their respective owners.

Key Features

• KPUB Watch-Only Wallet – Secure, non-custodial payment processing. No private keys stored.
• Automatic Payment Detection – Real-time payment monitoring via Kaspa API.
• Unique Address Per Order – Each order gets a dedicated payment address for better tracking.
• Real-Time Exchange Rates – Automatic fiat-to-KAS conversion supporting 45+ store currencies (USD, EUR, GBP, etc.) with 3 configurable price sources.
• KasWare Browser Wallet – One-click payment via the KasWare Chrome extension (auto-detected).
• QR Code Support – Easy payment scanning with QR codes.
• Classic & Block Checkout – Supports both WooCommerce checkout styles.

Requirements

• WordPress 5.0+
• WooCommerce 3.0+
• PHP 7.4+
• Kaspa wallet (Kaspium recommended) with KPUB export capability

External Services

This plugin connects to the following third-party services:

Kaspa API (api.kaspa.org) – Payment verification and optional price source. Sends payment addresses only (public blockchain data). More info

Price APIs – Configurable sources for KAS exchange rates in your store currency (no user data sent):

• CoinGecko – Supports 45+ fiat currencies (Terms | Privacy)
• CryptoCompare – Supports 45+ fiat currencies (Terms | Privacy)

QR Server API (api.qrserver.com) – Generates QR codes for payment addresses. Sends address and amount only. (Terms | Privacy)

Learn more at kaspawoo.com.