Microsoft Project Server 2010 License through the Microsoft Open Business Program.

IMPORTANT NOTE:  A Server License is required for each operating system environment running Project Server. A User/Device CAL is required when a user or device is directly or indirectly accessing Project Server. A minimum of 5 CALs is also required.

Microsoft Project Server 2010 built on SharePoint Server 2010, delivers flexible work management solutions. The innovative new capabilities in Project Server 2010 lead to improved productivity and better business performance. Select the right project portfolios and maximize resource utilization—effectively prioritizing projects from multiple dimensions. Easily build schedules online and conveniently make project edits from anywhere. Capture all work from simple tasks to complex projects in a centralized repository. Develop and deploy effective governance workflows to drive accountability and capture project information, cost and resource estimates, and other valuable project data. Create and customize powerful dashboards and reports with this unified project and portfolio management system.

Microsoft Open Business licensing is for small to mid-sized organizations that have less than 250 desktop PCs and who order as few as five licenses. Benefits of Open License include, discounts off the retail price of software, the ability to track and manage licenses by using online tools, and the rights to create a standard image and deploy it on multiple machines, and rights to transfer licenses from one machine to another.
Microsoft Software Assurance is a maintenance offer that helps your organization get the most from Microsoft software through a broad range of benefits. From deployment planning and staff training to product support and software upgrades, Software Assurance benefits help you increase worker productivity, accelerate organizational performance, and realize a return on your software investment faster.