Welcome to the Unified Modeling Language™ (UML®) website. Feel free to browse news and articles on UML, success stories, available certification and training, along with the current specifications.

Create simply and freely UML diagrams from your browser thanks to PlantUML Web Server. Just enter a text diagram, and get the result in PNG or SVG format.

UML is both a formal metamodel and a collection of graphical templates. The metamodel defines the elements in an object-oriented model such as classes and properties.

Apr 16, 2026 · UML is a standardized modeling language (approved by ISO) that provides a common way for teams to visualize and communicate system design. We use UML diagrams to show the …

Unified Modeling Language (UML) is a standardized modeling language used to visualize the design of a system.

Using the UML helps project teams communicate, explore potential designs, and validate the architectural design of the software. In this article, we will give you detailed ideas about what is UML, …

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