Open Source Visual Paradigm Alternatives

The best open source alternative to Visual Paradigm is diagrams.net. If that doesn't suit you, our users have ranked more than 50 alternatives to Visual Paradigm and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Visual Paradigm are Dia, PlantUML, Umbrello and UMLet.

Visual Paradigm alternatives are mainly Diagram Editors but may also be Mind Mapping Tools or UML Modeling Tools. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Visual Paradigm.

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Visual Paradigm

Paid • Proprietary
Diagram Editor

Mac
Windows
Linux

Visual Paradigm for UML (VP-UML) is a UML design tool and UML CASE tool designed to aid software development. VP-UML...

Learn more about Visual Paradigm

diagrams.net
Is this a good alternative?
Yes
No
Free • Open Source
Mind Mapping Tool
Diagram Editor
Mac
Windows
Linux
Online
Chrome OS
Notion
Self-Hosted
Microsoft SharePoint
Microsoft OneDrive
PortableApps.com
Google Drive
Google Drive - Docs
Microsoft Teams
Google Slides
Google Drive - Sheets
124 alternatives to diagrams.net
diagrams.net (previously draw.io) is a free online diagram drawing application for workflow, BPM, org charts, UML, ER, network diagrams. No login or registration are required and features include the ability to save locally (including SVG), a range of stencils, .
Suggest and vote on features
diagrams.net Features
1. Works Offlinediagrams.net can be used without the need to connect to the internet.
2. Support for Layersdiagrams.net supports the organization of elements through a hierarchical order that can be manipulated/viewed independently.
3. Dark Modediagrams.net supports dark mode for comfortable usage in low light conditions.
4. Lightweightdiagrams.net consumes less device resources compared to similar apps.
5. Support for LaTeXdiagrams.net supports LaTeX for text and math equation formatting.
Flow Chart
Export to PDF
Sync with Google Drive
Web-Based
Export to SVG
Multiple export options
Single Line Diagram
Workflow
Document templates
Visio stencils
diagrams.net vs Visual Paradigm
Most users think diagrams.net is a great alternative to Visual Paradigm.
Guest
It can't visualize source code structure like Visual Paradigm.
Negative comment• ago

2
Dia
Is this a good alternative?
Yes
No
Free • Open Source
Diagram Editor
Mac
Windows
Linux
PortableApps.com
FreeBSD
Xfce
DragonFly BSD
NetBSD
OpenBSD
92 alternatives to Dia
Dia is a GTK+ based diagram creation program for Linux, Unix, Mac OS X and Windows released under the GPL license.
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Dia Features
1. LightweightDia consumes less device resources compared to similar apps.
2. Extensible by Plugins/ExtensionsDia can be extended with add-ons, plugins and extensions.
3. WYSIWYG SupportDia integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
Flow Chart
Workflow
Dia vs Visual Paradigm
Some users think Dia is a great alternative to Visual Paradigm, some don't.
PlantUML
Is this a good alternative?
Yes
No
Free • Open Source
Diagram Editor
Mind Mapping Tool
UML Modeling Tool
Mac
Windows
Linux
Online
Android
Chrome OS
108 alternatives to 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 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
Umbrello
Is this a good alternative?
Yes
No
Free • Open Source
UML Modeling Tool
Mac
Windows
Linux
47 alternatives to Umbrello
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.

Umbrello has no features, suggest some!
UMLet
Is this a good alternative?
Yes
No
Free • Open Source
Diagram Editor
Windows
35 alternatives to 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 Eclipse, and create new, custom UML elements.
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UMLet Features
1. Extensible by Plugins/ExtensionsUMLet can be extended with add-ons, plugins and extensions.
Plug-ins
Java based
Content Templates
Drag and Drop
ProcessMaker
Is this a good alternative?
Yes
No
Freemium • Open Source
Online
Android
iPhone
Android Tablet
iPad
124 alternatives to ProcessMaker
ProcessMaker is a cost effective and easy to use open source business process management (BPM) or workflow software application. Workflow software such as ProcessMaker can assist organizations of any size with designing, automating and deploying business processes or workflows...
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ProcessMaker Features
Workflow Designer
Built-in Workflow Management
Incident Management
Workflow
Papyrus UML
Is this a good alternative?
Yes
No
Free • Open Source
UML Modeling Tool
Mac
Windows
Linux
Eclipse
37 alternatives to Papyrus UML
Graphical modelling open source UML2 tool based on Eclipse environment.
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Papyrus UML Features
SysML
Modelio
Is this a good alternative?
Yes
No
Free • Open Source
UML Modeling Tool
Windows
Linux
Eclipse
32 alternatives to 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 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
NClass
Is this a good alternative?
Yes
No
Free • Open Source
Windows
26 alternatives to 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 and fast development. Properties, enums, delegates and other language specific elements are fully supported...
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NClass Features
Class Diagrams
Discontinued
Since 2010
Violet UML Editor
Is this a good alternative?
Yes
No
Free • Open Source
UML Modeling Tool
Mac
Windows
Linux
31 alternatives to 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, students, teachers, and authors who need to produce simple UML diagrams quickly.
Suggest and vote on features
Violet UML Editor Features
State machine
Sequence Diagrams
Flow Chart