The Best 151 Lucidchart Alternatives

  • StarUML icon

    StarUML

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

    Commercial Mac OS X Windows Linux

  • Concept.ly icon

    Concept.ly

    Free web and mobile mockup tool. Transform your design and mockups into clickable interactive applications. Perfect way to validate ideas faster with lean startup thinking. Best tool for quick prototyping.

    Freemium Web

  • Grafio icon

    Grafio

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

    Freemium iPhone iPad

  • 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

  • SpiderScribe.net icon

    SpiderScribe.net

    SpiderScribe.net is an easier and more flexible way to create mind maps and brainstorm online. It allows to connect notes, images, files, etc. into free form maps.

    Free Personal Mac OS X Windows Web

  • Visio Viewer icon

    Visio Viewer

    Visio Viewer opens Visio drawings directly on a computer without conversion on external Web Servers. Viewing Visio documents is as simple as drag and dropping of files (with a .vsd, .vsdx, .vdx extension) to the Application window.

    Commercial

  • 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.

    Free Open Source Mac OS X Windows Linux

  • 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.

    Free Open Source Windows

    Drag n drop Content Templates
  • Calligra Flow icon

    Calligra Flow

    Calligra Flow is an easy to use diagramming and flowcharting application with tight integration to the other Calligra applications. It enables you to create network diagrams, organisation charts, flowcharts and more.

    Free Open Source Mac OS X Windows Linux BSD

  • bubbl.us icon

    bubbl.us

    Bubbl.us is a simple and free web application that lets you brainstorm online.

    Free Web

  • Scapple icon

    Scapple

    Scapple is an easy-to-use tool for getting ideas down as quickly as possible and making connections between them.

    Commercial

  • SimpleMind icon

    SimpleMind

    SimpleMind is a great Mind Mapper with focus on simplicity and ease of use. Multiplatform, with live mindmap transfer.

    Freemium Mac OS X Windows Android iPhone Android Tablet iPad

  • MockFlow icon

    MockFlow

    Nothing to download/install, create and access your mockups from anywhere. Add pages with templates and define links to present a clickable prototype. Our components are of medium-fidelity not very sketchy or look too real.

    Freemium Web

  • 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.

    Commercial Mac OS X Windows Linux iPad Web

  • MyDraw icon

    MyDraw

    MyDraw is an advanced diagramming software for drawing flowcharts, org charts, mind maps, network diagrams, floor plans, UML diagrams and business diagrams.

    Commercial

  • Diagram Designer icon

    Diagram Designer

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

    Free Windows

  • TiddlyMap icon

    TiddlyMap

    TiddlyMap is a TiddlyWiki plugin that turns your favourite personal note taking software in a wiki-concept-map hybrid! Yes, you will be able to do both: drawing maps and putting down knowledge in a wiki way.

    Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet Chrome OS Web

  • 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)

    Free Open Source Web