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  • Projects, Homelab

Building a Mobile MQTT Control Panel for My Home Lab Models

After moving Node-RED from my Raspberry Pi to my Synology NAS, I realised there was one part of the setup I had not rebuilt. Manual control. Most of the models in the lab are already controlled using MQTT, including KITT,…

  • Paul Huckle
  • 24 August 2026
  • Projects

Building a Retro Gaming Knockout Tournament Page

Sometimes the smaller projects are the most fun. I wanted a simple browser-based tournament page for retro fighting games: enter a group of players, choose a game, randomise the opening matches and then work through a knockout bracket until one…

  • Paul Huckle
  • 23 August 2026
  • Lab Notes, Projects

Reworking the Executor LED Controller with Raspberry Pi, MQTT and Node-RED

I recently revisited the lighting setup on my Executor model. The original system worked, but it had evolved into several separate Python scripts for turning the LEDs on, turning them off and running a breathing effect. It was functional, but…

  • Paul Huckle
  • 20 August 2026
  • Homelab, Home Assistant, Monitoring, Projects

Monitoring My Entire Home Lab with Home Assistant, Prometheus and Grafana

Monitoring Realm Labs didn’t start as one big project. Like most things in the home lab, it grew. Initially, I just wanted to know whether a Raspberry Pi was getting hot. Then I wanted to know what Proxmox was doing.…

  • Paul Huckle
  • 19 August 2026
  • Homelab, Docker, Projects, Self Hosting

Docker Is the Engine, Portainer Is the Dashboard: Why I Use Portainer in Realm Labs

Portainer is probably one of the longest-running pieces of software in Realm Labs. Long before the current Synology, Proxmox, Home Assistant and centralised automation setup existed, I was already using Docker on a Raspberry Pi. And almost immediately, I put…

  • Paul Huckle
  • 19 August 2026
  • Projects, Domain / ADCU, Homelab, Synology

Running Active Directory on a Synology DS224+: Why I Kept It Instead of Windows Server

When I first started experimenting with Active Directory in Realm Labs, the obvious platform was Windows Server. That’s what Active Directory is built around, after all. I already had Windows Server running virtually under Proxmox, which gave me somewhere to…

  • Paul Huckle
  • 19 August 2026
  • AI, Projects

Building KARR: A Local AI Assistant with Ollama, WebSockets, Memory and a Custom Web Interface

Most AI projects start with a chatbot. This one started with KARR. I wanted to build a local AI assistant inspired by the Knight Rider universe, but rather than creating another web page connected to a cloud API, I wanted…

  • Paul Huckle
  • 18 August 2026
  • Home Automation, Projects

Building a Centralized Home Control Panel: Recycling an Old Tablet with Home Assistant & Docker

I wanted to create a control panel for my home, so I decided to recycle an old tablet, host Home Assistant on my Docker engine, and connect my various devices through HACS or standard integrations. Here is the final dashboard…

  • Paul Huckle
  • 25 July 2026
  • Projects, Home Automation

Beyond the Raspberry Pi: Taking Light Control Wireless with the ESP32-C3

If you’ve spent any time tinkering with home automation or DIY electronics, you know how easy it is to fall down the rabbit hole. What starts as a simple single-board setup—like running Home Assistant or Node-RED routines off a Raspberry…

  • Paul Huckle
  • 23 July 2026
  • Projects

Building a Self-Hosted Sim Racing Leaderboard with Synology, PHP and MySQL

There is nothing quite like having friends over for a sim-racing session. Between Gran Turismo 7 on the PlayStation 5 and the F1 games on PC, it doesn’t take long before a casual session turns into a competition over tenths…

  • Paul Huckle
  • 21 July 2026
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