Gzalo

Alephtrack was a project created in 2010, as a final high school graduation project. It consists of a GSM module, a GPS module, and a microcontroller. It periodically sends its position to a web server, which then displays it to a user in a web interface:

View development blog (in spanish)

Currently the code, schematics and PCB files aren’t available for download, but I can answer questions related to the project (or other similar projects).