Their latest Kickstarter venture is the RePhone, an open source and modular cell phone that will allow hackers to put together a phone by blending GSM ... an Arduino-based processing core, GPS ...

The Arduino Due compatible module has an Atmel SAM3A8C ARM controller, a Quectel M95 GSM/GPRS modem and a Quectel L76 GPS/GLONASS module with Assisted GPS and CANbus. The OpenTracker v2 will be ...

For many projects, a WiFi connection ... as a GSM module that can send and receive SMS messages is just the tip of the iceberg for this tiny device which we saw once before for a DIY GPS tracker.