Category: Secrets & Hidden Features
The settings vendors bury, the automations nobody talks about, and the integrations most people never find. Every post in this category reveals something genuinely useful that takes real digging to uncover.
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How I Use Home Assistant to Turn a $40 Sensor Into a Whole-Home Water Leak Alert
A water leak in the wrong place can cause tens of thousands of dollars in damage. Here’s how I wired a single Z-Wave sensor in my cold room into Home Assistant to flash every switch in the house cyan, send actionable alerts to both phones, and clear everything with one tap. I’ll also cover what…
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10 Intermediate Home Assistant Automations, Pulled From My System
These are the automations that do a little more thinking. Each one is pulled from my live setup, includes copy-paste YAML, and adds just enough logic to make a real difference. If you have the beginner list running, this is your next step.
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How I Turned a TRMNL Into a Fully Local Home Assistant Display: No Cloud Required
The TRMNL display ships with firmware that tries to phone home the moment it boots. You don’t need a TRMNL account to use the hardware. Here’s how I bypassed the cloud entirely, flashed ESPHome over a 9-second window, and built a fully local weather and calendar dashboard, with two layout options you can choose from.
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Fine-Tuning Your Home Assistant Conversation Agent Pre-Prompt: Why Clarity Beats Length
You wrote a clear rule. The agent ignored it. Before you blame the LLM, check whether Home Assistant intercepted the command before Claude ever saw it. This is the meta-article behind my local voice series: what I learned about writing a conversation agent pre-prompt that actually behaves, plus the full annotated prompt I run today.
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10 Easy Home Assistant Automations You Can Build Today, Pulled From My System
These are not made-up examples. Every automation in this list runs in my home right now. I pulled the 10 easiest ones from my setup, cleaned up the YAML, and documented exactly how to build them yourself. Copy, swap your entity IDs, and you are done.
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Home Assistant Voice PE Timers: Exposing Them, Displaying Them, and Getting Notified
The Voice PE stores timers entirely on the device. Home Assistant has no idea they exist. This guide covers the ESPHome fix that exposes your timer to HA, wires up the kitchen tablet overlay, sends iOS notifications on completion, and explains how to customize which timers show where.
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Turn a Raspberry Pi and Stream Deck Into a Physical Home Assistant Launchpad
A Pi5 sitting on a shelf. A Stream Deck collecting dust for years. One sick day at home with my son that finally made me sit down and do it. Here is exactly how I turned idle hardware into a 22-button Home Assistant launchpad, with story time for the kids, a Z-Wave DND toggle, and…
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What Home Assistant Voice Handles Locally, and What Still Needs an AI
I spent an afternoon trying to teach Claude how to broadcast messages through my house before realising Home Assistant was intercepting the command before Claude ever saw it. That one mistake taught me something most voice assistant guides never cover. Knowing which commands belong local and which ones belong to an LLM is the foundation…










