Opcenter™ Advanced Planning and Scheduling (APS) software, which is part of the Siemens Xcelerator business platform of software, hardware and services, is a family of production planning and scheduling products that improve the synchronization of your manufacturing processes. This gives you greater visibility and control, which then enables you to increase resource utilization and on-time delivery while reducing inventory levels and waste. Opcenter APS is a highly customizable capacity planning and scheduling package.