Alternatives to ckwnc for all platforms with any license

PlantUML

PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams. The generator can be run anywhere within JVM and integrated with various...

Free Open Source Mac Windows Linux Web Android ... Chrome OS
Create UML entities Portable Text Based Format VCS Friendly Add a feature

88 Like
StarUML

StarUML is a program to develop fast, flexible, extensible, featureful, and freely-available UML/MDA platform running on Win32 platform. The goal of the StarUML project...

Free Personal Mac Windows Linux
Sequence Diagrams Class Diagrams Export to PDF Add a feature

40 Like
Visual Paradigm

Visual Paradigm for UML (VP-UML) is a UML design tool and UML CASE tool designed to aid software development. VP-UML supports key modeling standards such as Unified...

Free Personal $ $ $ Mac Windows Linux
BPMN2 animation Entity Relationship Diagrams Ide integration SAML Single Sign-On ... User story mapping Website wireframing Wireframing Add a feature

33 Like
UMLet

UMLet is an open-source UML tool with a simple user interface: draw UML diagrams fast, export diagrams to eps, pdf, jpg, svg, and clipboard, share diagrams using...

Free Open Source Windows
Content Templates Drag n drop Add a feature

29 Like
Modelio

Modelio is an open source modeling tool supporting natively UML, BPMN and model exchange with XMI. It allows to draw all UML2 diagrams and specific diagrams for business...

Free Open Source Windows Linux Eclipse
Open Source apps Portable SysML Add a feature

15 Like
Software Ideas Modeler

Lightweight, powerful, easy to use, UML tool Software Ideas Modeler is a lightweight and powerful CASE tool. It supports UML 2.2 diagrams and a lot of other ones....

Free Personal Windows
No features added Add a feature

25 Like
Papyrus UML

Graphical modelling open source UML2 tool based on Eclipse environment.

Free Open Source Mac Windows Linux Eclipse
SysML Add a feature

13 Like
WhiteStarUML

WhiteStarUML is a fork of StarUML with an intent to revive its Delphi code base by updating code to recent Delphi editions, reducing dependence on third party components...

Free Open Source Windows
Support for Unicode Add a feature

12 Like
UMLGraph

UMLGraph allows the declarative specification and drawing of UML class and sequence diagrams. The current features are part of an ongoing effort aiming to provide...

Free Open Source Mac Windows Linux
No features added Add a feature

3 Like
NClass

NClass is a free tool to easily create UML class diagrams with full C# and Java language support. The user interface is designed to be simple and user-friendly for easy...
- Discontinued Since 2010
Free Open Source Windows Linux
Class Diagrams Add a feature

10 Like
Violet UML Editor

Violet is a UML editor with these benefits: Very easy to learn and use. Draws nice-looking diagrams. Completely free. Cross-platform. Violet is intended for developers...

Free Open Source Mac Windows Linux
No features added Add a feature

10 Like
PlantText

PlantUML based on-line UML editor (text to UML) with optional Google registration and document saving.

Free Web
No features added Add a feature

3 Like
astah Community Edition

Astah Community is an add-on tool for your UML that is ready to use the instant you download it, allowing your UML to be quickly and easily enhanced, and refining your...
- Discontinued Discontinued from September 2018. Cannot be downloaded anymore.
Free Windows Linux
No features added Add a feature

13 Like
BOUML

BOUML is a free UML 2 tool box (under development) allowing you to specify and generate code in C++, Java, Idl, Php and Python. BOUML runs under Unix/Linux/Solaris...

Free Mac Windows Linux
No features added Add a feature

6 Like
ObjectAid

The ObjectAid UML Explorer is an agile and lightweight code visualization tool for the Eclipse IDE. It shows your Java source code and libraries in live UML class and...

Freemium Mac Windows Linux
No features added Add a feature

2 Like