Open survilliance project OpenNVR based on RPi and simple webcams.
Have you even though about how it is easy to hack some IoT things?To mitigate these worries, it's a project you can use to build your own home security system.It will combine both security and opportunity. And that's cheap solution. You need only some webcams, few computer with Linux(It's better to take ARM's micros),that's all!
Just run
sudo deploy.sh install as sudo and magin will happens.
Also put into your console
sudo deploy.sh delete.
Your OpenNVR node will be deleted.