Automatic Pet Feeder DIY - 2 L Auger Kibble Dispenser, 28BYJ-48 Stepper, ESP32, Stainless Bowl Tray

A DIY smart feeder for cats and small dogs. A 28BYJ-48 stepper turns a printed auger that pushes dry food out of a 2 L hopper, down a short chute and into a standard 13 cm stainless bowl. A geared agitator turns above the auger inlet to break up bridged kibble. The lower body is an electronics bay for an ESP32 DevKit, a ULN2003 driver board and a USB-C 5 V input. It has a wide walnut anti-tip base, a removable bowl tray and a sage lid with a snap seal and a walnut knob. Every part prints withou…

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