BlockSysML Block Definition DiagramSysML UML Activity Diagram

Astah SysML is a lightweight, and a user friendly tool to model SysML diagrams.

"SysML is already the industry standard for engineering large, complex systems; more safety and quality system development teams are rapidly adopting the language every day. Now every engineering specialty, from mechanical, to electronic to software engineering have a common language to design safe, complex systems architectures. We are pleased to welcome Astah to the fold, a unique modeling tool from Japan, from leading OMG member Change Vision."

Richard Mark Soley, Chairman and CEO, Object Management Group, Inc.