全民咖啡师 - 全场景咖啡智能助手 | Coffee Master - All-in-One Smart Coffee Assistant | TRAE SOLO Skill

DIY membrane nitrogen generator for home brewing nitro cold brew and beer. 50L/h output at 99.5%+ purity, 100 PSI, ~$2,200 build. Includes KiCad PCB, STM32 firmware, SolidWorks CAD, and full P&ID. Open source hardware alternative to $4,500+ commercial units.

A project to control a kyoto cold brew tower via software.

source code for a DIY arduino slow-drip cold brew tower

Self-contained coffee to water ratio calculator for brew recipes