Visualize systems with a sequence diagram online

Create an online sequence diagram in seconds

Why Miro is the best sequence diagram tool
Diagram solutions
Use Miro’s Diagramming mode to access our curated diagramming toolbar, layering tools, and other dedicated features to create your sequence diagram. Easily color-coding flows and embed other artifacts using integrations like Jira, Coda, and Airtable.
Bring clarity to every team
Analyze scenarios and visually represent events showing high-level information or detailed system steps, depending on your audience or project. Miro’s complete UML shape pack allows you to examine a system at various levels, making it easy to get buy-in from stakeholders from different backgrounds.
Quickly adapt to changes
Update your sequence diagram to match changing events without overhauling your previous work. Get instant feedback and iterate in real time by sharing your UML sequence diagram with your team. Accelerate your work and bring your team together, no matter where or when they work.
Uncover opportunities
Get ahead of the game and discover opportunities, even before the implementation phase. Miro’s sequence diagram tool allows you to view detailed steps of your system at a glance — with options, loops, alternatives, and different sequences, all in one shared space.
Powerful storytelling
Get your point across while presenting your sequence diagram to stakeholders. Visually translate technical plans with Miro’s infinite canvas and transform your board into a system map, outlining plans for your next sprint.
See the big picture
Map how different actors interact and disclose the sequence of messages exchanged between objects using Miro’s UML sequence diagram maker. Quickly examine a system and see how it behaves under certain conditions.
Integrated with your favorite tools

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The world's most innovative companies are collaborating in Miro, everyday
“With Miro, we went from project brief to in-market launch in 10 months. That usually takes 3 years at PepsiCo.”
Caroline de Diego
Senior Manager, Global Design & Marketing Innovation at PepsiCo

“Bringing everyone together to plan in Miro means the most impactful initiatives will happen at the right time.”
Lucy Starling
Product Operations Lead at Asos

“The team onboarded in 10 minutes to use Miro for workshops. Getting our organization to adopt this product was a no-brainer.”
Konrad Grzegory
Agile Transformation Lead at CD PROJEKT RED
“Miro templates helped us go from scratch to a full-fledged plan where we mapped activities, ideas, and dependencies.”
Marc Zukerman
Senior Director of Project Management at Hearst

“Miro allows all our teams to align themselves with certain tools and models: they work independently and create products that really meet our customers' needs.”
Luke Pittar
Sustainability Innovation & Design Coach at The Warehouse Group
“To be truly innovative, everyone needs to have a voice, and everyone needs to be able to iterate on each other’s ideas. Miro has made that possible for us.”
Brian Chiccotelli
Learning Experience Designer at HP


Sequence diagram tool FAQs
How can I draw a sequence diagram in Miro?
You can easily create a sequence diagram using one of Miro’s ready-made templates, and customize it according to your needs. First, define which steps of your system you would like to map out. Then, add objects that represent the actors of your system and define the messages or interactions between these objects or actors. Easily update your diagram as your software evolves.
Can I use the sequence diagram online?
Miro's sequence diagram tool is designed to be used online. You can create, edit, and collaborate on sequence diagrams directly through your web browser, making it a convenient and accessible solution for users across different devices and locations. There's no need for downloads or installations—simply log in to your Miro account, and you can start working on your sequence diagrams in real time.