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Arduino Nano projects & guides

Same ATmega328P brain, breadboard-friendly footprint. Compact builds where an Uno simply won't fit in the enclosure.

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Arduino Uno Arduino Nano ESP32 ESP8266 Raspberry Pi Pi Pico STM32

2 articles

Arduino Nano wired to a servo-driven wiper arm and a 0.96in OLED showing a rain animation

3 min read

Tutorial

Rain Sensing Wiper using Arduino Nano with OLED

Build a rain-sensing wiper with an Arduino Nano, a rain sensor, an SG90 servo and a 0.96in OLED — wiring table, full sketch and the failures to expect.

Intermediate 60 min build 4 parts28 Jul 2026

Arduino wired to a soil moisture probe, a relay module and a small water pump beside a potted plant

3 min read

Tutorial

Arduino Automatic Plant Watering System with a Soil Moisture Sensor

Wire a soil moisture sensor, a relay and a mini pump to an Arduino so your plants water themselves — with the calibration step most guides skip.

Beginner 45 min build 4 parts28 Jul 2026