astah supports all of UML1.4 features and UML 2.1 features partially. Class (Object/ Package/ Robustness), UseCase, Sequence, Communication, Statemachine, Activity, Component, Deployment, Composite Structure Diagram

Mind Map is a powerful way of visualizing your thoughts and expanding your ideas endlessly. For brainstorming, taking quick notes with user requirements, recording and taking notes at meetings rapidly... Mind Maps can be widely used for any type of scene to visualize objectives and inspire ideas!

Flowcharts are created by using the element palette on Diagram Editor.

SysML Requirements in astah* professional's Requirement diagram are designed to be general-purposely utilized in Software Development. Very easy to set up hierarchy definitions and derive-relationships of Requirements and TestCases. By organizing them all with astah* professional, it visualizes the requirements and processes clearly.

ER Diagrams can be drawn in two notations, IDEF1X or IE. Categories for Entity, Resource, Event and Summary can be set. Show Domains in hierarchically and you can drag and drop Domains into Entities directly to add them!