---
title: "Smarthome"
section: "smarthome"
description: "Smart home projects: Home Assistant, MQTT sensors, AirPlay audio, OctoPrint, and energy monitoring."
layout: base.njk
sections:
  - heading: "Control & Automation"
    cards:
      - title: "Home dashboard"
        summary: "Lighting, music, and Tasmota device control shown on the home dashboard."
        href: "/home-dashboard-controls/"
        emoji: "🎛️"
      - title: "Tasmota & energy monitoring"
        summary: "Smart plugs and power monitoring across the flat, feeding daily usage stats."
        href: "/tasmota-energy/"
        emoji: "⚡"
      - title: "HomematicIP + MQTT"
        summary: "How HomematicIP room sensors are bridged into MQTT and stored in InfluxDB."
        href: "/homematic-mqtt/"
        emoji: "📡"
      - title: "Balkon Pi"
        summary: "Balcony sensor, lighting, and audio automation unit."
        href: "/balkonpi/"
        emoji: "🌿"
  - heading: "Dashboards & Hardware"
    cards:
      - title: "LED Matrix"
        summary: "ESP32 LED matrix displays around the flat. Full write-up currently lives on the CV site."
        href: "https://stefankoelle.de/ledmatrix/"
        emoji: "💡"
      - title: "WT32-SC01 dashboard"
        summary: "Touch dashboard on a compact ESP32-S3 display."
        href: "https://github.com/skoelle/wt32sc01-dashboard"
        emoji: "📱"
      - title: "M5Stack dashboard"
        summary: "ESP32 dashboard showing weather, calendar, and MVG departures."
        href: "https://github.com/skoelle/m5stack-dashboard"
        emoji: "🖥️"
  - heading: "Personal services"
    cards:
      - title: "iCloud Contacts Sync"
        summary: "Private iCloud contacts synced into the homelab, with birthday notifier and web UI."
        href: "https://github.com/skoelle/icloud-contacts-sync"
        emoji: "👥"
      - title: "MVG departures"
        summary: "Compact Munich transit departure monitor for desktop and mobile."
        href: "https://github.com/skoelle/mvg-departures"
        emoji: "🚇"
      - title: "Google Calendar sync"
        summary: "Private calendar synced into the homelab with notifer and web interface."
        href: "https://github.com/skoelle/calender_sync"
        emoji: "📅"
      - title: "Focus App"
        summary: "A clean, modern todo application with drag & drop reordering."
        href: "https://github.com/skoelle/focusapp"
        emoji: "✅"
  - heading: "Media"
    cards:
      - title: "AirPlay audio"
        summary: "Multi-room AirPlay receivers with software volume boost."
        href: "/airplay-audio/"
        emoji: "🔊"
      - title: "OctoPrint"
        summary: "Remote 3D printer control and camera streaming."
        href: "/octoprint/"
        emoji: "🖨️"
      - title: "TubeArchivist"
        summary: "Self-hosted YouTube archiving running on the Synology."
        href: "/tubearchivist/"
        emoji: "📺"
---
<p class="site-intro">The heart of the homelab. Home Assistant, MQTT sensors, dashboards, and automation projects that make everyday life a little more interesting.</p>

{% include "card-grid.njk" %}