You and your team can use ProjectSimple to open and view the files. ProjectSimple is tested with Mpp project files both for version 2003 and 2007. Create your own Project: If you don't have another project tools you can make your own project plan with a nice and professional Gantt.

You can also create your own projects, tasks, ressources in a simple version of project planning application in a prj file format . ProjectSimple has the most common function that a project manager might need in order to create a project.