Today you got promoted to a project manager, and you do not have microsoft project on your laptop. Microsoft project will cost you money and it may take some time for you to get one. So what are the alternatives to get a project management software that will be able to process .mpp files send to you.
I was looking for this answer and i got the solution to this problem.
OpenProj : OpenProj is a free, open source desktop alternative to Microsoft Project. OpenProj has been downloaded over 1,250,000 times in over 142 countries and has quickly become one of the most popular open source applications. If you are managing a group project we recommend Projects On Demand. If you want a free replacement to commercial desktop software, then OpenProj is perfect. OpenProj is also now included with Star Office in Europe. It's available on Linux, Unix, Mac or Windows, and it's free.
Now download it with a big smile.