Astah Community is an add-on tool for your UML that is ready to use the instant you download it, allowing your UML to be quickly and easily enhanced, and refining your development process with Astah's innovative modeling approach.
FAQ: Can Astah Community be used for commercial projects?
When added to UML 2.x, these features will streamline your basic modeling process, making it simple to create, yet dynamic and powerful. Make your UML more powerful today with Astah Community. It’s bold, effective, and best of all free. Astah Community also works with Astah Share (now free!) to make all your diagrams available for viewing on the web.