Guides and Blog
Build guides, comparison articles, and project walkthroughs. Every guide links to the products you need. Every product links back to the guides that use it.
ESP32-CAM Complete Guide: Projects, Setup, and Home Assistant Integration in 2026
Complete ESP32-CAM guide: wiring, firmware flashing, Home Assistant integration, ESPHome config, person detection, and real project builds for beginners in 2026.
NFC Programmable Stickers (NTAG215): What They Are and What You Can Actually Build With Them
A practical guide to NTAG215 NFC programmable stickers. Learn what they can do, how to use them with Home Assistant, ESP32, iOS, and Android in 2026.
mmWave Presence Sensors for Home Assistant: Setup Guide, PIR Comparison, and Why Developers Are Switching
Set up an mmWave presence sensor in Home Assistant with ESPHome or Zigbee. Includes PIR comparison, LD2410 wiring, YAML config, and tuning tips for 2026.
TS101 Portable Soldering Iron Review: Is It the Best First Iron for Developers Getting Into Hardware?
Honest TS101 portable soldering iron review for developers getting into hardware. Specs, real-world performance, vs Pinecil, and who should buy it.
LILYGO T-Display-S3 ESP32-S3 Guide: Projects and Setup for Software Developers
Complete beginner's guide to LILYGO T-Display-S3 ESP32-S3 board setup, programming, and project ideas for software developers moving into hardware.
Nixie Tube Clock Kit Buyer's Guide: Which Arduino-Compatible Kit Is Actually Worth It in 2026
Compare top nixie tube clock kits for developers. EleksMaker IN-12 Pro vs NixieClock V3.2 vs Omnixie Classic. Which Arduino-compatible kit delivers the best build?
Meshtastic vs MeshCore: Which LoRa Mesh Protocol Should You Use in 2026?
A direct comparison of Meshtastic and MeshCore for off-grid mesh networking. Side-by-side specs, routing differences, app support, and an honest recommendation based on your use case.
Raspberry Pi AI HAT+: Run Real AI Models on a $70 Board
The Raspberry Pi AI HAT+ adds a Hailo-8L NPU to your Pi 5 for 13 TOPS of local AI inference. Object detection, pose estimation, and LLM inference with no cloud required. Updated April 2026.
What Is MeshCore? The LoRa Mesh Protocol Taking On Meshtastic in 2026
MeshCore is a lightweight LoRa mesh firmware that uses hybrid routing instead of flooding. Here's how it works, how it compares to Meshtastic, what hardware you need, and whether you should switch.
Arduino Starter Kit Guide 2026: What to Actually Buy (and What to Skip)
Honest comparison of Arduino starter kits in 2026. Official kit vs third-party alternatives, what's inside, what matters, and which kit fits your budget. Prices from $14 to $99. Updated April 2026.
Best Programmable Desk Accessories in 2026: 10 Things on Your Desk That Respond to Code
A curated list of desk accessories you can program, automate, or control with code. From pixel displays and nixie clocks to ESP32 dashboards and LED visualizers. Prices, project ideas, and honest picks.
Best Retro Gaming Handheld 2026: 8 Picks Ranked by Hackability
The best retro gaming handhelds in 2026, ranked by emulation quality, custom firmware support, and hackability. From $30 budget picks to $200 powerhouses. Updated April 2026.
ESP32-P4: What It Is, What You Can Build, and Should You Buy One Now?
The ESP32-P4 is Espressif's newest chip with dual-core 400MHz RISC-V, hardware AI acceleration, and no built-in WiFi. Here's what it does, how it compares, and who should buy one. Updated April 2026.
ESP32 vs Raspberry Pi: Which Should You Buy in 2026?
An honest, structured comparison of ESP32 and Raspberry Pi. When to use each, specs, power draw, price, and specific project recommendations. No 'it depends' hedging.
The Best Flipper Zero Alternative in 2026: LILYGO T-Embed CC1101 Review
The T-Embed CC1101 gives you sub-GHz radio, NFC, and an ESP32-S3 for $179.99, with full control over every line of firmware. Honest comparison vs Flipper Zero. Updated April 2026.
Getting Started with ESP32 in 2026: A Beginner's Guide (No Experience Needed)
Everything you need to start building with ESP32. Which board to buy, what to install, your first three projects, and common mistakes to avoid. Written for people who've never touched a microcontroller.
Nixie Tube Clock for Your Desk Setup: RGB Music Spectrum DIY Kit (2026)
This RGB pseudo-nixie clock reacts to music, glows in any color, and you build it yourself. The perfect desk accessory for developers and setup nerds. Updated April 2026.
Smart Robot Dog Guide 2026: Which One Should You Actually Buy?
A practical guide to smart robot dogs in 2026, from $35 RC toys to programmable Raspberry Pi builds. What's real, what's hype, and which ones you can actually code. Updated April 2026.
What Is Meshtastic? The Complete Guide to Off-Grid Mesh Networking in 2026
Meshtastic lets you send texts, share GPS, and build mesh networks with no cell service, no WiFi, and no monthly fees. Here's everything you need to get started, including hardware, range, setup, and legal details.
Home Assistant Compatible Devices: The Complete Guide (2026)
Every Home Assistant compatible device worth buying in 2026, organized by protocol. Zigbee, WiFi, Matter, and Thread picks with setup tips.
How to Choose Your First Microcontroller in 2026
Raspberry Pi vs. ESP32 vs. Arduino vs. Pico W. We break down specs, use cases, and cost so you pick the right board the first time.
What You Need for Your First Home Assistant Setup
The minimum hardware list to get Home Assistant running, from coordinator to sensors. Plus the common mistakes that waste your first weekend.
5 Home Assistant Automations You Can Build This Weekend
Five practical automations with step-by-step setup. Each one takes under an hour and uses hardware from the store.
NFC Automations Worth Building First
Seven NFC tag projects ranked by usefulness. From launching a focus timer to triggering a whole-room scene with one tap.
A Calm Desk Setup for Longer Build Sessions
Zone-by-zone guide to a workspace that helps you build for hours without fatigue. Monitor, keyboard, cables, lighting.
ESP32 vs. Raspberry Pi Pico W: Which Board for Your Project?
Head-to-head specs, three project examples for each board, and a clear decision framework.
How to Set Up Zigbee2MQTT with Home Assistant
From coordinator to first paired device, step by step. Includes troubleshooting for the most common setup issues.
Best Soldering Kits for Beginners Who Have Never Soldered
What to look for in a first soldering kit, our top picks, and a first project recommendation for each.
Build a Room Temperature and Humidity Dashboard with ESP32
Full build from unboxing to a working dashboard in Home Assistant. Includes code, wiring diagram, and ESPHome config.
Flipper Zero GPIO Boards and Accessories: What's Worth Buying
Overview of the Flipper Zero accessory ecosystem. What each board does, ranked by usefulness, and what to skip.