Unified Modeling Language (UML) description, UML diagram examples, tutorials and reference for all types of UML diagrams - use case diagrams, class, package, component, composite structure diagrams, deployments, activities, interactions, profiles, etc.

The Unified Modeling Language The Unified Modeling Language™ (UML®) is a standard visual modeling language intended to be used for modeling business and similar processes, analysis, design, and implementation of software-based systems UML is a common language for business analysts, software architects and developers used to describe, specify, design, and document existing or new business processes

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UML仕様の概要とリファレンス、そして例題が参照できるサイト