Astah Professional UML是一套群昱公司代理的建模工具，無論你是大企業還是小企業，技術協作、即時溝通是相當重要且需要的，當您的團隊成員越來越多，經費有限的狀況下，為每個成員配置UML繪製工具，避免軟體工具不足的困境。，開發人員可以繪製UML圖形來將分析設計內容轉化為圖形化文件，方便在團隊之間傳遞分析設計結果。
Astah supports the UML 2.x. requirements for Class(Object/Package/Robustness), UseCase, Sequence, Communication, Statemachine, Activity, Component, Deployment, and Composite Structure Diagrams. Many models are easily converted between different UML 2.x diagrams such as Mind Maps, ER Diagrams and more.
Class Diagram
UseCase Diagram
Statemachine Diagram
Activity Diagram
Sequence Diagram
Communication Diagram
Component Diagram
Deployment Diagram
Composite Structure Diagram