Free coffee brewing toolkit for home baristas: 🎯 Extraction Compass – Click where your shot tastes (sour/bitter × weak/strong), get instant diagnosis. Adapts to your bean's origin, processing & roast level. ☕ Pourover recipes from Hoffmann, Rao & Kasuya with built-in timer. 🎨 Interactive WCR Flavor Wheel – Click a flavor, see which beans to buy. 📚 Database: 30+ origins, 60+ varieties, 20+ processing methods. No account. No ads. No cookies. Works offline.
Hey Product Hunt! 👋 I'm Frank, and I built this after pulling one too many sour espresso shots and having no idea what to adjust. The problem: When I started with espresso, every "dial-in guide" felt like guesswork. Shot tastes sour? Could be grind, could be temp, could be dose, could be your beans, could be the weather apparently. I wanted something systematic. The solution: The Extraction Compass lets you click where your shot lands (sour + weak? bitter + strong?) and tells you exactly what to