Astah’s modeling tools allow you to visualize the essence of your ideas and software designs. Quickly and effortlessly build diagrams that create a clear understanding among teams. Build UML, ER diagrams, Data Flow Diagrams, Flowcharts, mind maps and more in the most powerful modeling software for everyone from students to enterprise teams.
Simplicity, quality, and community are what set Astah apart.
For more than a decade, we’ve been committed to creating software modeling tools with our customers in mind. Our extensive add-on library allows you to tailor Astah to your needs, and our abundant online content means you can easily find everything you need to start diagramming today!
Diagramming tool for individuals & teams of all sizes
Astah’s tools allow you to create a wide variety of diagrams and offer flexible pricing based on your needs. Whether you’re a student just starting out, part of an enterprise-wide development team, or an academic faculty member, we have a package that is right for you!