RationalPlan Project Server - Version 4.15.0 RationalPlan Project Server by Stand By Soft is a project management platform capable of handling multiple interrelated projects and concurrent user modifications. It is the best project management software solution for those that need to work as a team on common tasks and projects. It provides a centralized management solution for company projects while offering concurrent/controlled access for different users.It is a powerful project management software designed to assist project managers in developing plans, allocating resources, tracking progress, managing budgets and analyzing workload.If you are working in the area of construction, engineering, services and consulting, business, software development or even working on a simple student project then you can use RationalPlan. It will help you to complete your project as scheduled, on time and within budget.