MOOS Project Viewer is a Microsoft Project viewer that can open any MS Project file type (.mpp, .mpt, .mpx, .xml) for any Microsoft Project version (2000, 2003, 2007, 2010). Available views: WBS, Gantt chart, task sheet, ...
RationalPlan by Stand By Soft is a great alternative to Microsoft Project with some extra-features like multiproject management. The application is covering project management area from WBS construction, project planning ...
