There are various documentations for GPT :
GPT is Free Software, released under the GNU Affero General Public License. You are encouraged to download and use it.
To download GPT, just go to http://download.gna.org/gpt/ and download the latest version. Please note that there is a GPG signature file along with every release of GPT to check its genuineness.
Once you have downloaded the tarball of GPT, you need a PHP powered web server and a MySQL database. If you meet these two requirements, you are ready to install GPT.
All contributions are welcome. We need the following contributions :
bug reports and fixes