You can try the online demo here : http://demo.SOPlanning.org
login : admin
mot de passe : admin
You can modify any information on this demo, and test what you want.
It's the last version of SOPlanning (1.39).
Demo will let you test the whole process : project creation, user creation, task creation, etc.
It's also possible to get the different exports (Gantt, PDF, CSV, etc) and modify display : duration, displayed by project or by user, monthly view or daily view, etc.
The only feature not available on this demo is email notification.
Contact us if you have problems with this demo space.