UML diagrams

Unified modeling language (UML) is a standard notation used to visualize a system’s design and is used predominantly in software engineering. UML diagrams represent structural information (e.g. class diagrams), behavioral information (e.g. use case diagrams), or display interactions (e.g. sequence diagrams).

Quickly and easily build UML diagrams with draw.io.

UML diagrams

Unified modeling language (UML) is a standard notation used to visualize a system’s design and is used predominantly in software engineering. UML diagrams represent structural information (e.g. class diagrams), behavioral information (e.g. use case diagrams), or display interactions (e.g. sequence diagrams).

Quickly and easily build UML diagrams with draw.io.

Example UML diagrams

Below are some select examples of the kinds of UML diagrams you can create in draw.io:

UML class diagram

With our UML and UML 2.5 shape libraries, you have everything you need to get started building your class diagrams.

UML activity diagram

Customize your UML activity diagrams using colors and connectors to map out processes clearly from start to finish.

UML templates

Get started in seconds with our pre-built UML templates.

“draw.io needs no review, whoever have used it already knows that this is the best online tool for creating all sorts of design/architecture/UML diagrams including complex flow charts.”

Siddharth Kumar

How to: UML diagrams

Here you will find all the resources you need to get started with UML diagrams with draw.io.

UML and UML 2.5 shape libraries

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From technical support to sales queries, we’ve got you covered. Our customer support is second to none – feel free to reach out, and we’ll get back to you asap.

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Our newsletter will keep you up-to-date with anything and everything that can help make your diagramming life easier, more productive, and overall that little bit better.

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