OpenProj is software that mimics Microsoft Project. This program allows users to performed earned value costing, create a Gantt chart, Create PERT graphs, Create Resource Breakdown Structure and Work Breakdown Structure charts, and to perform task usage reports. It can open Microsoft Project and Primavera files. This program is easy to use, and is available for all platforms (PC, Mac, Linux). OpenProj's is easy to install, and its interface will be familiar to those who use MIcrosoft Project. This program is easy to learn, and is great for those who enjoy Microsoft Project, but cannot afford Microsoft Project.