Astah Professional
Comprehensive software design tool equipped with UML, ERD, Flowchart, DFD, and more.

Astah UML
Streamlined UML diagramming tool enhanced with mind mapping capabilities.

Astah Viewer
Free tool to view .asta files created by Astah Prof. and UML, enabling easy sharing of diagrams.

Astah System Safety
Advanced MBSE tool featuring SysML, GSN, STPA/STAMP, and SCDL, ideal for complex system engineering with safety standards.

Astah SysML
Dedicated SysML modeling tool tailored for systems engineering, focusing on efficiency and clarity in complex projects.




Training Service
Training Services
Empower your team with tailored training in UML, SysML, MBSE and UAF...etc. Our programs enhance skills and maximize project success.


Consulting Service
Modeling Support Services
Streamline your engineering process with our comprehensive modeling support services, including architecture description using UAF and model description support and utilization.

Tailored Tool Development
Tailored Tool Development
Leverage our expertise to provide tailored tools and solutions. Our services include customization of modeling tools, web application development, and ADAS/automated driving system support.