InduSoft Web Studio v8.1 is a versatile HMI/SCADA software that supports multiple platforms, enhancing productivity and security with new features like automatic conversion from FactoryTalk applications, advanced database interactions, and improved licensing models. The release includes advanced mobile access with features for trend control, alarm/event management, and enhanced user interactions. Future roadmap plans indicate ongoing developments in mobility, portability, and interoperability to further enhance the software's capabilities.