If you are looking for a better UML (Unified Modeling Language) tool, here’s a nice list of 16 free and open source UML tools. Remember that UML comprises a myriad of graphic notation techniques that enable us to visually define and make sense of complex models of software systems. The value of this article is in driving the point home that commercial tools like Visio are merely the tip of the iceberg when it comes to good tools available to help us accomplish these tasks. As with so many other areas of functionality nowadays, we have many open source solutions to rival paid-for applications such as Visio, and the realm of Unified Modeling Languages is no exception.
Unified Modeling Language Tool
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