UML Modeling Tools

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LibreOffice - Draw
Free • Open Source
Diagram Editor
Vector Graphic App
Digital Painting Tool
Mac
Windows
Linux
BSD
PortableApps.com
92 LibreOffice - Draw alternatives
Draw lets you produce anything from a quick sketch to a complex plan, and gives you the means to communicate with graphics and diagrams. With a maximum page size of 300cm by 300cm, Draw is a an excellent package for producing technical drawings, general posters, and much else.
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LibreOffice - Draw Features
1. PortableLibreOffice - Draw can be used from a USB stick or similar with no prior installation.
2. Support for LayersLibreOffice - Draw supports the organization of elements through a hierarchical order that can be manipulated/viewed independently.
3. LightweightLibreOffice - Draw consumes less device resources compared to similar apps.
4. Works OfflineLibreOffice - Draw can be used without the need to connect to the internet.
5. Ad-freeLibreOffice - Draw doesn't contain any form of external advertising.
6. Extensible by Plugins/ExtensionsLibreOffice - Draw can be extended with add-ons, plugins and extensions.
7. Import CSV DataLibreOffice - Draw can import data from a CSV (Comma seperated values) file.
8. Auto LayoutLibreOffice - Draw supports layouts that dynamically grow and adapt to the size of its contents.
Export to PDF
Sequence Diagrams
Create UML entities
BPMN diagrams
Auto aligment rulers
Edit PDF
Grid layout options
Workflow
Grid layout
ER Diagrams
Top 3 alternatives
yEd Graph Editor
Free • Proprietary
Mind Mapping Tool
Diagram Editor
UML Modeling Tool
Mac
Windows
Linux
Online
BSD
111 yEd Graph Editor alternatives
yEd is a powerful diagram editor that can be used to quickly create diagrams manually or import external data for analysis and auto-magically arrange even large data sets by just pressing a button. You can use yEd to quickly create flow charts, BPMN and UML diagrams...
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yEd Graph Editor Features
1. Auto LayoutyEd Graph Editor supports layouts that dynamically grow and adapt to the size of its contents.
2. PortableyEd Graph Editor can be used from a USB stick or similar with no prior installation.
Export to SVG
Flow Chart
BPMN diagrams
Flow diagram visualisation
XML import / export
Modules
Import From Excel
Grid layout options
Class Diagrams
Create UML entities
Top 3 alternatives
Lucidchart
Freemium • Proprietary
Mind Mapping Tool
Diagram Editor
UML Modeling Tool
Online
Android
iPhone
Chrome OS
Android Tablet
iPad
bambooHR
Microsoft Office Powerpoint
Microsoft OneDrive
Jira
Microsoft Office Word
Google Drive
Slack
Google Drive - Docs
Quip
Microsoft Teams
Software as a Service (SaaS)
Salesforce.com
Google Apps
Microsoft Azure
Microsoft Office 365
Google Drive - Sheets
Microsoft Office Suite
LinkedIn
Confluence
Microsoft Office Excel
194 Lucidchart alternatives
Lucidchart is a visual workspace that combines diagramming, collaboration, and data visualization to accelerate understanding and drive innovation. With this intuitive, cloud-based solution, everyone can work visually and collaborate in real time.
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Lucidchart Features
1. Real time collaborationMultiple users can work together in Lucidchart simultaneously.
General-purpose diagramming
Flow Chart
Scalable UI
Sequence Diagrams
Export to PDF
Charts
Visitor management
Web-Based
Online collaboration
Top 3 alternatives
PlantUML
Free • Open Source
Mind Mapping Tool
Diagram Editor
UML Modeling Tool
Mac
Windows
Linux
Online
Android
Chrome OS
112 PlantUML alternatives
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 application such as wiki, text editor, IDE, programming language, documentation generator, and others.
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PlantUML Features
1. PortablePlantUML can be used from a USB stick or similar with no prior installation.
2. Support for MarkDownPlantUML supports MarkDown for document formatting.
Text Based Format
Java based
VCS Friendly
Workflow
Flow Chart
Rendering
Create UML entities
Top 3 alternatives
Visual Paradigm
Paid • Proprietary
Diagram Editor
UML Modeling Tool
Mac
Windows
Linux
69 Visual Paradigm alternatives
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 Modeling Language (UML) 2.4, SysML, ERD, DFD, BPMN 2.0, ArchiMate 2.0, etc.
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Visual Paradigm Features
Ide integration
Entity Relationship Diagrams
Website wireframing
SAML Single Sign-On
User story mapping
Top 3 alternatives
Cacoo
Freemium • Proprietary
Mind Mapping Tool
Diagram Editor
UML Modeling Tool
Online
Software as a Service (SaaS)
69 Cacoo alternatives
Cacoo is a user-friendly online diagramming tool that allows you to create a variety of diagrams such as wireframes, flowcharts, UML diagrams, network diagrams, mindmaps, sitemaps, database diagrams, and more.
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Cacoo Features
1. Real time collaborationMultiple users can work together in Cacoo simultaneously.
AWS Integration
Export to SVG
Drag and Drop
Google Drive integration
Multi-user editing
Flow Chart
Confluence integration
Top 3 alternatives
Umbrello
Free • Open Source
UML Modeling Tool
Mac
Windows
Linux
48 Umbrello alternatives
Umbrello is a Unified Modelling Language (UML) modelling tool and code generator. It can create diagrams of software and other systems in the industry-standard UML format, and can also generate code from UML diagrams in a variety of programming languages.

Top 3 alternatives
StarUML
Paid • Proprietary
UML Modeling Tool
Mac
Windows
Linux
54 StarUML alternatives
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 is to build a software modeling tool and also platform that is a compelling replacement of commercial UML...
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StarUML Features
Entity Relationship Diagrams
Sequence Diagrams
Export to PDF
Class Diagrams
Top 3 alternatives
Enterprise Architect
Paid • Proprietary
UML Modeling Tool
Windows
50 Enterprise Architect alternatives
High performance and scalable visual modeling tool for the planning, design and construction of business architectures, software and systems. With customers based in all industries, Sparx Systems is a leading vendor of innovative modeling solutions.
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Enterprise Architect Features
Database reverse engineering
Requirements management
Class Diagrams
Sequence Diagrams
Component Diagrams
Top 3 alternatives
Creately
Freemium • Proprietary
Diagram Editor
Mind Mapping Tool
UML Modeling Tool
Mac
Windows
Linux
Online
73 Creately alternatives
An online diagramming tool with built-in productivity features to create diagrams faster. Draw flowcharts, mind maps, org charts, network diagrams, Venn diagrams and 50+ other diagrams types. Readymade templates to get started fast.
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Creately Features
1. Real time collaborationMultiple users can work together in Creately simultaneously.
Flow diagram visualisation
Multiple export options
Flow Chart
Workflow
Custom templates
Export to PDF
Document templates
Export to SVG
Website wireframing
ER Diagrams
Top 3 alternatives
SequenceDiagram.org
Free • Proprietary
Diagram Editor
UML Modeling Tool
Mac
Windows
Linux
Online
12 SequenceDiagram.org alternatives
Free Sequence Diagram Tool Online. Clean simple interface and fast client side processing. Works Online and Offline, Scripting and Drag and Drop.
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SequenceDiagram.org Features
Export to SVG
Top 3 alternatives
MyDraw
Paid • Proprietary
Mind Mapping Tool
Diagram Editor
UML Modeling Tool
Mac
Windows
130 MyDraw alternatives
MyDraw is an easy to use, yet powerful diagramming software that lets you create a large number of diagrams like flowcharts, organizational charts, mind maps, network diagrams, floor plans, family trees, business model diagrams, and many more.
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MyDraw Features
Flow Chart
GEDCOM
Constructive geometry
Customizable
Top 3 alternatives
Papyrus UML
Free • Open Source
UML Modeling Tool
Mac
Windows
Linux
Eclipse
38 Papyrus UML alternatives
Graphical modelling open source UML2 tool based on Eclipse environment.
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Papyrus UML Features
SysML
Top 3 alternatives
Modelio
Free • Open Source
UML Modeling Tool
Windows
Linux
Eclipse
32 Modelio alternatives
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 process modeling. It is easy and powerful with the capacity to add new functionalities to the application.
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Modelio Features
1. PortableModelio can be used from a USB stick or similar with no prior installation.
SysML
Top 3 alternatives
PlantText
Free • Proprietary
UML Modeling Tool
Online
PlantUML
70 PlantText alternatives
The PlantText tool is an online tool for quickly creating UML (Unified Modeling Language) diagrams. Unlike most tools, PlantText can build diagrams without the use of a mouse because it is based on PlantUML markup language.
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PlantText Features
Flow Chart
Top 3 alternatives

LibreOffice - Draw Features

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yEd Graph Editor Features

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Lucidchart Features

Top 3 alternatives

PlantUML Features

Top 3 alternatives

Visual Paradigm Features

Top 3 alternatives

Cacoo Features

Top 3 alternatives

Top 3 alternatives

StarUML Features

Top 3 alternatives

Enterprise Architect Features

Top 3 alternatives

Creately Features

Top 3 alternatives

SequenceDiagram.org Features

Top 3 alternatives

MyDraw Features

Top 3 alternatives

Papyrus UML Features

Top 3 alternatives

Modelio Features

Top 3 alternatives

PlantText Features

Top 3 alternatives