Online UML Diagram Tool

Dessinez des diagrammes UML en ligne, avec un outil UML en ligne facile à utiliser

Exemple de diagramme de classe

A UML editor online


Easily draw UML diagrams with an online UML software that features powerful UML diagramming tools, on-the-fly UML syntax checks and a neat user interface. Visual Paradigm Online supports UML diagrams like Class, Use Case, Sequence, Activity, Deployment, Component, State Machine and Package Diagram.

Diagramme UML rapide

Draw UML diagrams effortlessly with intuitive web UML tools. We provide everything you need to draw UML quickly without sacrificing the quality and integrity of your work.

  • Inline editing of shape name (e.g. Use Case) and members (e.g. Attribute)
  • Création rapide de formes avec le catalogue de ressources
  • Grouper les formes et bouger ensemble
  • 1-Click-to-align and distribute shapes
  • Drag-and-drop sequence message creation
Diagramme UML rapide

Inline editing of class members

Class members are selectable and editable compartments managed within a class shape, not free text labels.s

Modifier les propriétés de manière transparente

Éditeur de diagramme de séquence facile à utiliser

Sequence Diagram are constructed with specialized UML shapes instead of primitive shapes like rectangles and arrows.

Éditeur de diagramme de séquence facile à utiliser

Re-use shapes in other diagrams

Keep commonly-used shapes in palette and reuse them in other diagrams. This not only saves your time from re-working, but also makes your design consistent.

Réutilisez des formes dans d'autres diagrammes

Mixed use of notations

Leverage the power of UML diagramming, convey the right messages with the mixed use of notations beyond standards. You can incorporate any kind of notations into any diagrams, regardless of their standards. You can, for instance, put an UML action next to a use case, an ArchiMate work package next to UML nodes, and so forth.

Utilisation mixte de notations

Concevez avec vos propres formes

Créez une palette de vos propres formes et utilisez-les dans votre conception.

Créer un diagramme avec vos propres formes

Beaucoup plus qu'un logiciel UML