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J-Rat Techworks

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Explore practical guides and explainers covering Home Assistant, ESP32, Zigbee, LoRa, MeshCore and water tank monitoring.

Home Assistant hardware for beginners
  • Blog

Best Home Assistant Hardware for Beginners: Complete Buying Guide

Starting with Home Assistant can feel more complicated than it…

Read MoreBest Home Assistant Hardware for Beginners: Complete Buying Guide
ESP32-C6 Zigbee router for Home Assistant
  • Blog

How to Use an ESP32-C6 as a Zigbee Router in Home Assistant

The ESP32-C6 is one of the more interesting ESP32 boards…

Read MoreHow to Use an ESP32-C6 as a Zigbee Router in Home Assistant
Zigbee coordinator connected to Home Assistant
  • Blog

How to Set Up a Zigbee Coordinator in Home Assistant Using Zigbee2MQTT

On Home Assistant OS, the setup comes down to four…

Read MoreHow to Set Up a Zigbee Coordinator in Home Assistant Using Zigbee2MQTT
Open MeshCore repeater mounted on a pole
  • Blog

MeshCore Web Flasher: How to Flash and Set Up a Repeater

A MeshCore repeater is one of the easiest ways to…

Read MoreMeshCore Web Flasher: How to Flash and Set Up a Repeater
Water tank monitoring sensor options
  • Blog

Best Sensors for Water Tank Monitoring

If you want a reliable water tank sensor, the sensor…

Read MoreBest Sensors for Water Tank Monitoring
Low-power microcontroller boards for battery projects
  • Blog

Best Low-Power Boards for Battery Projects: What to Buy in 2026

Picking the best low-power boards for battery projects sounds simple…

Read MoreBest Low-Power Boards for Battery Projects: What to Buy in 2026
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J-Rat Techworks is my little home lab on the internet.
I build and share DIY electronics, ESP32 projects and home-automation ideas, with full code and build logs so you can copy or remix them.

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