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GSM/GPRS & GPS Shield Library for modules using SIM900/SIM908

NOTE: This repo has been migrated from google code repo:

For informations and support:

Basic Function overview: Overview

Install Notes:

  • Download current release:
  • Extract to your arduino/libraries folder


GNU GPL v3 except where noted otherwise.

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see


Contributions have been made by the following organizations:

As well as, but not limited to, the following individuals: