Most could probably even write a phone application to do the control ... the user interface so there is no need for an external Internet connection. The system supports Arduino and ESP controllers.

The entire system can be controlled via a web interface. The Arduino serves a web page that allows the user full control over the alarm. With all of that, it’s hard to think of any more ...

If so, Make Projects user Clement Storck built a simple Arduino powered notification system that sends him a text message and an email with a photo every time someone rings the doorbell.

We've seen a lot of DIY home automation projects over the years, but Instructables user electronichamsters ... see how the dog is doing. The system uses both an Arduino and a Raspberry Pi ...