Sequence diagrams

Sequence diagrams, or system sequence diagrams (SSD) are a type of UML diagram that outline the interactions between elements (objects and messages) within a system, laid out in a time sequence. These diagrams highlight events that cross the system boundaries from actors to systems, and are crucial for depicting the software development lifecycle.

Quickly and easily build sequence diagrams with draw.io.

Sequence diagrams

Sequence diagrams, or system sequence diagrams (SSD) are a type of UML diagram that outline the interactions between elements (objects and messages) within a system, laid out in a time sequence. These diagrams highlight events that cross the system boundaries from actors to systems, and are crucial for depicting the software development lifecycle.

Quickly and easily build sequence diagrams with draw.io.

Example sequence diagrams

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

Example sequence diagram

Use colors, shapes, and connectors to clearly display the order of objects and messages in your diagram.

Habit tracker app sequence diagram

Use multiple pages to display your sequence and sub-sequence diagrams, all stored together in one place.

Sequence diagram templates

Get started in seconds with our pre-built sequence diagram templates.

“I have some app projects that require me to draw UML diagrams (use case, activity, sequence, and class diagrams). draw.io helps me to create them easily. With the collaboration feature, everything is going smoothly.”

Rangga S.

How to: sequence diagrams

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

UML and UML 2.5 Shape 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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