Lucidchart

Freemium

Lucidchart is a web-based application to draw diagrams.

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.

ConceptDraw PRO

Commercial

ConceptDraw PRO is diagramming software used to create business graphics, including ConceptDraw Flowcharting Suite.

Visual Understanding Environment

Open Source

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

PlantUML

Open Source

PlantUML is an open-source tool allowing users to create UML diagrams from a plain text language.

CmapTools

Free

CmapTools is concept mapping software.

SmartDraw

Commercial

SmartDraw is the smartest way to draw any type of chart, diagram: flowcharts, org charts, floor plans, network diagrams, and more.

Diagram Designer

Free

Diagram Designer is a vector graphics editor that allows you to create UML class diagrams, illustrations, flowcharts and slide shows.

Bonita BPM

Open Source

Bonita BPM is an open-source business process management and workflow suite.

Dia

Open Source

Dia is free and open source drawing software.

Microsoft Office Visio

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.

Creately

Freemium

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

MindManager

Commercial

MindManager is a commercial mind mapping software application developed by Mindjet. The software provides ways for users to visualize information in mind maps…

Graphviz

Open Source

Graphviz (Graph Visualization Software) is a package of open-source tools initiated by AT&T Labs Research for drawing graphs specified in DOT language scripts…

Gephi

Open Source

Gephi is the leading visualization and exploration software for all kinds of graphs and networks.

Edraw Max

Commercial

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