# Beyond Chatbots: Why Developers Should Start Building AI + IoT Applications
Artificial Intelligence has become the go-to technology for developers. Every week there's a new LLM, framework, or AI tool making headlines. But whil…
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# What I Learned from Building with GIS Data and the Copernicus API at the KijaniSpace Hackathon
As software developers, we often spend most of our time building APIs, databases, authentication systems, and web applications. That's certainly been …
7 Tuya Matter Pitfalls That Will Kill Your Certification (And How We Avoided Them)
# 7 Tuya Matter Pitfalls That Will Kill Your Certification (And How We Avoided Them) We have shipped several Tuya Matter products over the past eighte…
From Beats to Burnout: Real-Time Stress Detection using HRV and Machine Learning
Ever wondered why your Apple Watch or Oura Ring flags a "high stress" day even when you've been sitting at your desk? The secret lies in Heart Rate Va…
4 Cool Open-Source Hardware Projects to Spark Your Next Build
tags: hardware, iot, opensource, electronics As software developers, many of us reach a point where writing code inside a virtual environment isn't qu…
🔥 I Built an ESP32 Smart Bike Control System with an Android App (Open Source)
🚀 I Built an ESP32 Smart Bike Control System with an Android App (Open Source) What if your motorcycle could become a smart vehicle without replacing …
Why IoT Modules Still Use 1981 AT Commands
If you have ever wired up a cellular modem, a WiFi module, or a Bluetooth radio and typed something like AT+CGMR into a serial terminal, you have used…
Gamifying the Game: How Micro-Betting and Smart Stadiums Keep Fans Hooked
The days of simply sitting in a plastic seat, eating a lukewarm hot dog, and watching a game with nothing but a physical scoreboard for context are of…
Building FoilSuite: A Privacy-First Security Toolkit for Browser and IoT Security
Most phishing tools still rely on sending your data to the cloud. That means your “security solution” is often just another data collection point. So …
MAX20151R: The 40V, 500mA Ultra-Low-Noise LDO That Silences Power Rails
Why 40V Input and 500mA Output Matter in Noise-Sensitive Designs You’ve probably fought a power rail that looked clean on a multimeter but still trash…
The First PLC Was Built in 1968
Walk onto almost any factory floor today and the machines are coordinated by a small, rugged industrial computer bolted inside a control cabinet. It i…
Who Coined the Term Internet of Things?
The Internet of Things is now a phrase you see on product boxes, in boardroom slide decks, and across thesis titles in engineering departments everywh…
IRUTESAM V1.0 – A Cost-Effective IoT-Based Multi-Testing Device Using ESP32
Introduction Modern embedded development and wireless testing often require multiple specialized tools for analyzing Wi-Fi networks, testing NFC cards…
Understanding ADCs and Using the ADS1115 with Raspberry Pi
Understanding ADCs and Using the ADS1115 with Raspberry Pi Learn how analog signals become digital data, and how to connect the ADS1115 ADC to a Raspb…
AI Meets IoT: How Connected Devices Are Learning to Think
The Internet of Things gave us billions of connected devices: thermostats, factory sensors, wearables, doorbells, traffic cameras. They're great at on…
Magnificent Humanity, Building Cities, and a Special Announcement!
I'm back from a great vacation and side-quest experience in Asia, where one can always find brilliant human interactions even with imperfect linguisti…
MQTT, CoAP, or HTTP: Which IoT Protocol Fits Your Product?
There are more IoT protocols out there than most teams will ever need. That sounds overwhelming until you realize most connected products only use two…
DIY Smart Lock: Custom Buzzer Integration with Raspberry Pi Pico 2W, Keypad & LCD
Hey devs! 👋 I just put together a security project utilizing the new Raspberry Pi Pico 2W to construct an electronic passcode door lock system. If you…
Building a Connected Farm Operations Layer for Agriculture IoT
Agriculture IoT is often discussed through the lens of field monitoring: soil sensors, weather stations, irrigation control, drones, and crop analytic…
Build a 32x32 AI Pixel Display with 1024 RGB LEDs Using TuyaOpen
- What if your desk display could respond to voice commands, show AI-generated pixel art, visualize music, display weather, and connect to your smart …
Inside the New ESP32 Pocket Computer Underground
The Table Full of Half-Broken Machines At a flea market outside Asheville, between old CB radios and scratched Xbox 360 controllers, there was a tiny …
STM32F103C8T6 vs STM32F103CBT6: Which Cortex-M3 MCU Fits Your Embedded Design?
When designing embedded systems or stepping up from entry-level 8-bit platforms, one of the most reliable and iconic microcontrollers you will encount…
When AI Diagnoses the Plant Before Anyone Notices: How Endress+Hauser Eliminated 80% of Measurement Fault Support Calls
TL;DR: Endress+Hauser deployed an AI diagnostic engine across 300+ industrial plants; the system resolves 80% of measurement device faults without hum…
How to Set Up a Free SCADA System in 5 Minutes (No Installation Required)
The Problem Setting up a SCADA system for a small water treatment plant or solar farm usually means: Spending $10K-$50K on software licenses Dedicatin…
Custom ESP32 embedded solution for IoT devices: case study
A custom ESP32 embedded solution with modular firmware, security features and Wi-Fi/BLE connectivity for connected products. This DEV.to version is a …
Matter for smart home devices: architecture, security and OTA
Matter is important because it moves smart home interoperability from custom integrations to a common application model over IP. This is an English DE…
Industry 5.0: what changes after Industry 4.0
Industry 4.0 made factories connected. Industry 5.0 asks a harder question: how do we use connected technology to make production more human, resilien…
Why Forest Soil Is the Most Sophisticated Monitoring Challenge in Environmental Science
If you work in IoT, environmental sensing, or data systems, forest soil monitoring is one of the most technically interesting problems you'll encounte…