Collaborative UML for product & engineering teams
Design UML diagrams your whole team can use
Class, Sequence and Use Case diagrams — visual canvas, instant sharing, no setup required.
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Three diagram types, one workspace
Everything your team needs to document, plan and communicate technical systems.
Class Diagram
Model your codebase with classes, attributes, methods and inheritance relationships. Perfect for architecture reviews.
Sequence Diagram
Visualize how objects and services interact over time. Capture API flows, async calls and system boundaries.
Use Case Diagram
Map system features, actors and interactions. Align product and engineering teams around user goals.