Freemium

Lucidchart is a web-based application to draw diagrams.

Commercial

Microsoft Visio (formerly Microsoft Office Visio) is a diagramming and vector graphics application and is part of the Microsoft Office family.

Mindomo

Freemium

Mindomo is an online mind map Software where users can create, view and share mind maps in their browser.

Visual Understanding Environment

Open Source

Visual Understanding Environment or VUE is a free, open source concept mapping application written in Java.

Google Drive - Drawings

Free

Google Drawings is a free, web-based diagramming software developed by Google.

SpiderScribe.net

Free Personal

SpiderScribe.net is an online mind mapping and brainstorming tool. It lets you organize your ideas by connecting notes, files, calendar events, etc. in free-f…

ThinkComposer

Open Source

ThinkComposer is a flexible visual tool, which allow users to create enriched diagrams based on their domain of knowledge.

Diagrammix

Commercial

Diagrammix is a tool for efficiently building attractive diagrams and flowcharts.

yEd Graph Editor

Free

yEd is a free general-purpose diagramming program with a multi-document interface.

LibreOffice - Draw

Open Source

LibreOffice is a full-featured office productivity suite that provides a near drop-in replacement for Microsoft Office.

Creately

Freemium

Creately is a collaborative diagramming and design software used by teams around the world to communicate more effectively.

ConceptDraw MindMap

Commercial

ConceptDraw MINDMAP is a mind mapping and brainstorming software.

Edraw Max

Commercial

Edraw Max is comprehensive mind mapping and planning tool network diagrams, floor plans, workflow diagrams, business charts, and engineering diagrams.

Coggle

Free

Coggle is a freeware mind-mapping web application. Like other mind-mapping software, Coggle produces hierarchically structured documents, like a branching tre…