Introducing Proof-Of-Gift: A FOSS WordPress & WooCommerce plugin bringing Chaumian eCash-inspired gift certificates to your online store! 🎁 This plugin creates secure gift tokens using Ed25519 signatures that function similarly to digital cash. These tokens offer: • Unforgeability through cryptographic signatures • Automatic change generation for partially used tokens • Double-spending prevention via redemption registry • URL-based application for easy sharing and distribution • Custom token naming (call them Gift Cards, Store Credits, etc.) Your customers can easily redeem tokens via query parameter URL links or at checkout. The plugin supports both store currency and satoshi-denominated tokens with automatic conversion at current exchange rates. Perfect for gift cards, loyalty programs, or promotions. And totally FOSS.