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Awtrix Light

Open firmware for LED matrix smart home displays

Home Automation ★ 2.4k stars Medium setup MIT

Awtrix Light is open-source firmware for ESP32-based LED matrix clocks that turns them into customizable smart home info displays. It shows notifications, sensor data, and apps via MQTT.

Official siteSource code

Key features

  • LED matrix display firmware
  • MQTT integration
  • Custom apps
  • Home Assistant ready

Strengths

  • Released under the MIT license
  • Active community (2.4k GitHub stars)
  • Written in C++
  • Tiny footprint — runs in 64 MB RAM

Is Awtrix Light secure?

OSV.dev has no published security advisories for Awtrix Light's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

Awtrix Light replaces

Self-hosted LaMetric Time alternatives

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SelfHostIndex: 70 · good

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