Run:
apt-get install -y git
git clone https://github.com/roissard/odk.git
cd odk
bash ./install.sh
bash ./prepare.sh
systemctl start odk
Open:
http://<RASPBERRY_IP>/
Then change the administrator default password by login to:
http://<RASPBERRY_IP>/multimode_login.html
Click "Sign in with Aggregate password" and enter:
User name: administrator Password: aggregate
Then click on "Site Admin" and "Change Password" for "administrator" user.
You're done!