He’s using an Arduino Uno and an Ethernet breakout board to hook it up to the network. This allows him to send text messages to himself when the alarm system is armed, disarmed, or triggered.

The clock has three modes: 30-minute sunrise, analog time display, and a seconds counter that uses the full RGB range of the LEDs to light up one for each passing second.

Alarm clocks are cheap and abundant, but they’re pretty boring. If you want to make your own, Instructables user Paranoid Legend shows you how to build one with an Arduino.

Instead, Make shows you how to build an internet-connected alarm clock using an Arduino and Google. All you'll need is an Arduino Yúnm a touch screen, a USB speaker, and a few cables.

Struggle to get up in the morning? The Ramos Alarm Clock on Kickstarter might help; it won't stop beeping until you get up and enter a code.

A code is generated every time the alarm goes on, so you need to make sure you glance at the clock before you make the trip to the defuse panel. The standard version of the panel can connect ...