yUML!

yUML alternatives

PlantUML

PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams. Created by Arnaud Roques

Open Source Web / Cloud JavaScript

UMLet

UMLet is an open-source UML tool with a simple user interface: draw UML diagrams fast, export...

Open Source Linux Web / Cloud

Software Ideas Modeler

Lightweight, powerful, easy to use, UML tool Created by Dušan Rodina

Open Source Linux Web / Cloud

Violet UML Editor

Violet is a UML editor with these benefits: Very easy to learn and use. Draws nice-looking diagrams. Created by Cay S. Horstmann and Alexandre de ...

Free Web / Cloud

NClass

NClass is a free tool to easily create UML class diagrams with full C# and Java language support. Created by Balazs Tihanyi

Open Source Linux Web / Cloud

astah Community Edition

Astah Community is an add-on tool for your UML that is ready to use the instant you download it... Created by Change Vision

Open Source Linux Web / Cloud

UMLGraph

UMLGraph allows the declarative specification and drawing of UML class and sequence diagrams. Created by Diomidis Spinellis

Open Source Linux Web / Cloud

yUML

to model applications Created by pocketworks

Open Source Linux Web / Cloud

WebSequenceDiagrams

Easy diagram generator for Sequence Diagrams and Message Sequence Charts.

Open Source Linux Web / Cloud

GenMyModel

GenMyModel is a web uml tool for designing software architecture with UML, Database Diagrams or... Created by Genmymodel

Free Web / Cloud

TopCoder UML

TopCoder UML Tool is an easy to use, consistent modeling tool for use in Design and Development... Created by TopCoder

Open Source Linux Web / Cloud