Shop sensors & development boards.
Find parts for Raspberry Pi, ESP32, and Arduino projects.












Raspberry Pi, ESP32 & Arduino tutorials
470+ free tutorials covering Raspberry Pi, ESP32, Arduino, and embedded systems — written by engineers who use this hardware every day.
ESP32 INMP441 I2S Mic: Calibrated dB Meter on OLED | ShillehTek
Build an ESP32 decibel meter with an INMP441 I2S mic and SSD1306 OLED to compute real dB SPL, add peak-hold, and calibrate with ShillehTe...
Read articleESP32-CAM OV3660: Stream Frames for OpenCV Detection | ShillehTek
Build an ESP32-CAM OV3660 Wi-Fi JPEG server and a Python OpenCV client for live MobileNet-SSD object detection and QR reading, using Shil...
Read articleESP32 MAX485: Modbus RTU to TCP Gateway Build | ShillehTek
Build an ESP32 MAX485 Modbus gateway that polls RS-485 Modbus RTU and mirrors registers as Modbus TCP for Home Assistant and Node-RED wit...
Read articleESP8266 D1 Mini WS2812B: Phone Web Control | ShillehTek
Build an ESP8266 D1 Mini WS2812B controller with a phone web page for color, brightness, and effects, with safe power wiring tips from Sh...
Read article
Prototype to production. Without the headaches.
Whether you're prototyping a single sensor module or scaling a production fleet, we bring senior engineering experience on Raspberry Pi, ESP32, and STM32 platforms to your project.
Build it with our tutorials.
Step-by-step projects for Raspberry Pi, ESP32, and Arduino.




























