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Personal builds · 2016

Alastair

A private, cloud-less home automation platform for IoT devices and sensors.

archived

Alastair system illustration showing a private home automation setup.
Alastair interface for monitoring and controlling home devices.

Why it existed

Most smart home systems depended on third-party cloud services. I wanted to see how much could be done locally instead.

The friction it answered

I wanted to control lights, plugs, cooling, presence detection, occupancy detection, and camera streaming without relying on an external provider.

What was built

A full-stack system across Raspberry Pi, ESP8266 plugs, Yeelight bulbs, IR control, temperature and light sensors, PIR motion sensing, Python watchdog scripts, OpenWRT scripts, LIRC, EventGhost, ARP scans, Bluetooth detection, and a web interface.

What it left behind

Completed in March 2016 and archived. It remains one of my clearest early examples of wanting to understand the full system myself: hardware, scripts, sensors, and control logic.

Date

2016

Built around

  • Python
  • Raspberry Pi
  • OpenWRT
  • IoT
  • sensor algorithms

Receipts