The best free Mind Mapping alternative to MindManager is LibreOffice - Draw, which is also Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to MindManager and loads of them are free Mind Mapping Tools so hopefully you can find a suitable replacement. Other interesting free Mind Mapping Tool alternatives to MindManager are FreeMind, yEd Graph Editor, Xmind and Freeplane.
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.
Free and open source, Java-based mind-mapping app for the desktop featuring a hierarchical editor that emphasizes folding.
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...
Cross-platform mind mapping and brainstorming tool offering multi-language support, real-time collaboration, visual templates, markdown and audio notes, cloud sync, device compatibility, file export, and regular feature updates for diverse productivity needs.
Freeplane is a powerful and free software for building mind maps. It is a redesigned version of the well known FreeMind , and is created by one of FreeMind's key developers.
TheBrain helps you organize all your Web pages, contacts, documents, emails and files in a context-driven visual map.
MindMeister is the market-leader in online mind mapping. Unlike traditional mind mapping tools, MindMeister allows for real-time brainstorming sessions between an unlimited number of users and requires only a standard web browser.
Visual brainstorming tool for quickly capturing and organizing your thoughts and ideas on desktop and mobile.
Mindomo is the easiest online software for creating mind maps, concept maps, outlines and various other types of diagrams. The following features make it the perfect choice both for business and education:
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.
Coggle is a simple, beautiful, powerful way of structuring information. It's designed to help you understand things, and then share your knowledge by arranging your document in the same way that your mind works.
Mind mapping helps you organize your thoughts, remember information and generate new ideas. We've created a beautiful, intuitive app, so you can mind map wherever you are and whenever you want.
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LibreOffice Draw (7.5.8.2) was not able to open Files created in MindManager. So no interoperbility there.