Chaos IoT was an custom IoT platform or a solution that allowed you to build your own "security" camera with an motion detector (Raspberry Pi 3) that took images when it detected movement and uploaded to a web server.
It also had other custom features:
This project was archived in 2018. The documentation is still available at: https://marcosraudkett.com/apps/chaos-iot/docs/ (in Finnish)
But the code was archived and made unavailable due to this project not being actively updated.