IBM WebSphere® Process Server for Multiplatforms Version 6 raises the bar on Service Oriented Architecture (SOA):

Built on WebSphere Enterprise Service Bus (ESB) for standard based connectivity to power SOA
Delivers one programming model to connect and utilize IT resources as service components
Improves reuse and efficiency by rendering existing IT as service components that are easy to use
Enables rapid assembly of business solutions by wiring reusable service components
Delivers constructs for dynamic processes, including business rules, business-state machines and selectors, events, and role-based tasks capabilities
Ensures comprehensive runtime for long and short running processes, human workflow, and role-based tasks
Provides high performance and quality of service with advanced fault-tolerance and error-detection capabilities
Incorporates simplified tooling to describe, create, and manage business processes with minimal skills
Improves your economic benefits from sustained use of enterprise services