Alternatives to ProcessOn for all platforms with any license

  • draw.io icon

    draw.io

    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...

    Open Source Web / Cloud Self-Hosted

    No features added Add a feature
  • Dia icon

    Dia

    Dia is a GTK+ based diagram creation program for Linux, Unix, Mac OS X and Windows released under the GPL license. Dia is roughly inspired by the commercial Windows program Microsoft Office Visio , though more geared towards informal...

    Open Source Mac Windows Linux PortableApps.com FreeBSD Xfce ... DragonFly BSD NetBSD OpenBSD

    No features added Add a feature
  • 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 collaboration/multi-user features. The Pencil Projects unique mission is to build a free and opensource tool for...

    Open Source Mac Windows Linux Electron / Atom Shell Firefox

  • 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 auto-magically arrange even large data sets by just pressing a button. You can use yEd to quickly create...

    Free Mac Windows Linux Web / Cloud BSD

    No features added Add a feature
  • 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 from complicated text and tables that are hard to understand to Visio diagrams that communicate...

    Commercial Windows Windows RT

    No features added Add a feature
  • OmniGraffle icon

    OmniGraffle

    OmniGraffle can help you make eye-popping graphic documents—quickly—by providing powerful styling tools, keeping lines connected to shapes even when they’re moved, and magically organizing diagrams with just one click. Create flow...

    Commercial Mac iPad

    No features added Add a feature
  • PlantUML icon

    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...

    Open Source Mac Windows Linux Web / Cloud Android Chrome OS

    No features added Add a feature
  • ArgoUML icon

    ArgoUML

    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 is available in ten languages.

    Open Source Mac Windows Linux

    No features added Add a feature
  • 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

    No features added Add a feature
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  • Gliffy icon

    Gliffy

    "If they could see what Im thinking, theyd get it!" People just understand faster with pictures. It helps them see how information is connected, whether it is complete, and how a shift in one element impacts something else....

    Freemium Web / Cloud Chrome OS

    No features added Add a feature
  • Diagramo icon

    Diagramo

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

    Open Source Web / Cloud

    No features added Add a feature
  • Edraw Max icon

    Edraw Max

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

    Commercial Mac Windows Linux

  • StarUML icon

    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 is to build a software modeling tool and also platform that is a...

    Commercial Mac Windows Linux

    No features added Add a feature
  • UMLet icon

    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. UMLet is a UML tool...

    Open Source Mac Windows Linux

    No features added Add a feature
  • Visual Paradigm icon

    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 Modeling Language (UML) 2.4, SysML, ERD, DFD, BPMN 2.0, ArchiMate...

    Commercial Mac Windows Linux

    No features added Add a feature
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  • Diagram Designer icon

    Diagram Designer

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

    Free Windows

    No features added Add a feature
  • Umbrello icon

    Umbrello

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

    Open Source Mac Linux

    No features added Add a feature
  • SmartDraw icon

    SmartDraw

    Instead of starting with a blank screen, SmartDraw gives you the exact template you need. Then use simple commands to add your information and SmartDraw does the rest. There's no other drawing software like it.

    Commercial Windows

    No features added Add a feature
  • Enterprise Architect icon

    Enterprise Architect

    Enterprise Architect is a collaborative modeling, design and management platform based on UML and related standards. Agile, intuitive and extensible with fully integrated, powerful domain specific high-end features at a fraction of...

    Commercial Windows

    No features added Add a feature
  • 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 device with ease. Simple and UX oriented, this UI tool helps unlock creativity and will save your team...

    Freemium Web / Cloud

    No features added Add a feature
  • Grafio icon

    Grafio

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

    Freemium iPhone iPad

    No features added Add a feature
  • 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, professional looking. Main advantage is that diagrams can be shared with collaborators easily, in the same...

    Commercial Mac Windows Linux Web / Cloud iPad

    No features added Add a feature
  • Modelio icon

    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...

    Open Source Windows Linux Eclipse

    No features added Add a feature
  • Marvel icon

    Marvel

    Marvel is a free prototyping tool that transforms static design files (like Photoshop files, PNG etc) and sketches into interactive, sharable prototypes that look and feel like real apps and websites

    Freemium Web / Cloud Android iPhone Apple Watch tvOS

    No features added Add a feature
  • 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 diagrams and a lot of other ones. Software Ideas Modeler is freeware (for non-commercial use)....

    Free Personal Windows

    No features added Add a feature
  • NClass icon

    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...

    Open Source Windows Linux

    No features added Add a feature
  • 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 in modeling assistances enable instant results. This free version will appeal to universities and...

    Free Windows

    No features added Add a feature
  • Vertabelo icon

    Vertabelo

    Online tool for visual database design. This one web application support seven major database engines: PostgreSQL, MySQL, Microsoft SQL Server, SQLite, Oracle 11g, IBM DB2 and HSQLDB. Vertabelo allows you to create your database...

    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 easily enhanced, and refining your development process with Astah's innovative modeling approach.

    Free Windows Linux

    No features added Add a feature
  • WhiteStarUML icon

    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 and fixing bugs and adding new features. Features ...

    Open Source Windows

  • VisiTouch icon

    VisiTouch

    ~ Simple way to view, annotate and share Microsoft Office Visio diagrams ~ VisiTouch helps mobile workers to view and annotate on MS Visio diagrams on their iPhones and iPads. Use it to open .vsd, .vdx and .vsdx files, convert them to...

    Commercial iPhone iPad

    • Discontinued The program seems to be no longer updated. Last version, 1.9.0, released on August 2013, can be still bought from the Appstore.
  • Diagrammix icon

    Diagrammix

    Diagrammix is a tool for efficiently building attractive diagrams. If you are an office worker, developer, manager, supervisor, student or home user you can draw almost anything in extremely simple and intuitive way. You'll...

    Commercial Mac

    No features added Add a feature

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.

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