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.



ClickCharts is described as 'Create flowcharts, UML, Venn, and mind map diagrams with customizable templates, a drag-and-drop editor, and export options for sharing visual data easily' and is a Diagram Editor in the office & productivity category. There are more than 100 alternatives to ClickCharts for a variety of platforms, including Windows, Mac, Web-based, Linux and iPad apps. The best ClickCharts alternative is draw.io, which is free. Other great apps like ClickCharts are LibreOffice - Draw, Excalidraw, Pencil Project and yEd Graph Editor.
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.



Use Notes to capture a quick thought, create checklists, sketch ideas, and more. And with iCloud, you can keep your notes up to date across all your devices.




Visualize projects, ideas, and strategies with mind maps, charts, and diagrams. Manage tasks, meetings, and information using attachments, embedded browsers, and templates. Collaborate in teams and integrate with multiple platforms, including Office and cloud services.




A streamlined web app that helps you create and collaborate in real-time on wireframes, mockups, diagrams and prototypes.




Mind mapping software with AI for generating ideas, infinite canvas, over 10 import/export formats, personalized layouts, real-time collaboration, Gantt charts, and encryption. Perfect for brainstorming, project planning, and knowledge management across platforms.




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 2.0, etc.




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.

Penrose is a platform that enables people to create beautiful diagrams just by typing mathematical notation in plain text. The goal is to make it easy for non-experts to create and explore high-quality diagrams and provide deeper insight into challenging technical concepts.



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




Scrintal offers a visual approach to brainstorming, merging mind mapping with networked note-taking. Ideal for problem-solving, project planning, and study outlining, it accommodates various file types, tags, and colors, forming a comprehensive knowledge base for writers and researchers.




Gaphor is a WYSIWYG (What You See Is What You Get) UML and SysML modeling environment easy to use that will help you create your applications.



Heimer is a desktop application for creating mind maps and other suitable diagrams. It's written in Qt and targeted for Linux and Windows.
