Alternatives to ProcessOn for all platforms with any license

  • Dia icon


    Dia is a GTK+ based diagram creation program for Linux, Unix, Mac OS X and Windows released under the GPL license. Dia is roughly...

    Open Source Mac Windows Linux Xfce

  • Pencil Project icon

    Pencil Project

    Pencil is a standalone app or Firefox extension that lets you create diagrams or UI mockups. It doesn't have...

    Open Source Mac Windows Linux Firefox

  • icon is a free online diagram drawing application for workflow, BPM, org charts, UML, ER, network diagrams. No login or...

    Open Source Web / Cloud Self-Hosted

  • yEd Graph Editor icon

    yEd Graph Editor

    yEd is a powerful diagram editor that can be used to quickly create diagrams manually or import external data for analysis and...

    Free Mac Windows Linux Web / Cloud

  • Lucidchart icon


    Online diagram and flowchart software that supports Microsoft Visio import and can work on any operating system.

    Freemium Mac Windows Linux Web / Cloud iPad Chrome ... Google Apps

  • Microsoft Office Visio icon

    Microsoft Office Visio

    Microsoft Office Visio makes it easy for IT and business professionals to visualize, explore, and communicate complex information. Go...

    Commercial Windows Windows RT

  • MindMeister icon


    MindMeister is the market-leader in online mind mapping. Unlike traditional mind mapping tools, MindMeister allows for real-time...

    Freemium Web / Cloud Android iPhone

  • OmniGraffle icon


    OmniGraffle can help you make eye-popping graphic documents—quickly—by providing powerful styling tools, keeping lines connected to...

    Commercial Mac iPad

  • Google Drive - Drawings icon

    Google Drive - Drawings

    Google Drawings allows users to collaborate creating, sharing, and editing images or drawings.

    Free Web / Cloud Chrome OS Chrome

  • PlantUML icon


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

    Open Source Mac Windows Linux Web / Cloud Android Chrome OS

  • ArgoUML icon


    ArgoUML is an open source UML modeling tool and includes support for all standard UML 1.4 diagrams. It runs on any Java platform and...

    Open Source Mac Windows Linux

  • Axure RP icon

    Axure RP

    Axure RP is the leading tool for rapidly creating wireframes, prototypes and specifications for applications and web sites.

    Commercial Mac Windows

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  • Edraw Max icon

    Edraw Max

    Creating flowcharts, organizational charts, business diagrams, science illustration, network diagrams, mind map and lots more. Free...

    Commercial Mac Windows Linux

  • UMLet icon


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

    Open Source Mac Windows Linux

  • Gliffy icon


    "If they could see what Im thinking, theyd get it!" People just understand faster with pictures. It helps them see how...

    Freemium Web / Cloud Chrome OS

  • StarUML icon


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

    Commercial Mac Windows Linux

  • Visual Paradigm for UML icon

    Visual Paradigm for UML

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

    Commercial Mac Windows Linux

  • Diagramo icon


    Diagramo is an online flowchart software - diagrams (create, edit and share) - organization charts (create, edit and share) -...

    Open Source Web / Cloud

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  • SmartDraw icon


    Instead of starting with a blank screen, SmartDraw gives you the exact template you need. Then use simple commands to add your...

    Commercial Windows

  • Enterprise Architect icon

    Enterprise Architect

    Enterprise Architect is a collaborative modeling, design and management platform based on UML and related standards. Agile, intuitive...

    Commercial Windows

  • Diagram Designer icon

    Diagram Designer

    Simple vector graphics editor for creating flowcharts, UML class diagrams, illustrations and slide shows.

    Free Windows

  • Umbrello icon


    Umbrello UML Modeller is a Unified Modelling Language diagram programme for KDE. UML allows you to create diagrams of software and...

    Open Source Mac Linux

  • Fluid UI icon

    Fluid UI

    Fluid UI is the fastest mobile app prototyping tool available. Design and test your low and high fidelity app mockups on a mobile...

    Freemium Web / Cloud

  • Grafio icon


    Venn diagrams, mind maps, take notes, sketches and do other diagrams. Everything is custom and modifiable.

    Freemium iPhone iPad

  • Lovely Charts icon

    Lovely Charts

    Browser based Chart and Diagram tool. Requires sign up. Free account allows one diagram to be saved. Very easy to use...

    Freemium Mac Windows Linux Web / Cloud iPad

  • Modelio icon


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

    Open Source Windows Linux Eclipse

  • Marvel icon


    Marvel is a free prototyping tool that transforms static design files (like Photoshop files, PNG etc) and sketches into interactive...

    Freemium Web / Cloud Android iPhone Apple Watch tvOS

  • Software Ideas Modeler icon

    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...

    Free Personal Windows

  • NClass icon


    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...

    Open Source Windows Linux

  • Vertabelo icon


    Online tool for visual database design. This one web application support seven major database engines: PostgreSQL, MySQL, Microsoft...

    Freemium Mac Windows Linux Web / Cloud Self-Hosted Chrome ... Safari

  • astah Community Edition icon

    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...

    Free Windows Linux

  • ARIS Express icon

    ARIS Express

    ARIS Express is based on the proven ARIS methodology and industry standards. Its intuitive user interface and the latest improvements...

    Free Windows

  • VisiTouch icon

    VisiTouch Discontinued

    ~ Simple way to view, annotate and share Microsoft Office Visio diagrams ~ VisiTouch helps mobile workers to view and annotate on MS...

    Commercial iPhone iPad

  • Diagrammix icon


    Diagrammix is a tool for efficiently building attractive diagrams. If you are an office worker, developer, manager, supervisor...

    Commercial Mac

  • Violet UML Editor icon

    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....

    Open Source Mac Windows Linux

ProcessOn Comments

Thanks ProcessOn

Comment by coco
about ProcessOn May 2014

That's most useful contribution for me,thanks. Real time collaboration is the feature I found most useful. Professionally designed diagram interface provide a stable and smart diagram experience. it's very easy to use. love free resource.