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.

Creately

Freemium

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

Axure RP

Commercial

Axure RP is a wireframing, rapid prototyping, documentation and specification software tool aimed at web and desktop applications.

Nevron Draw

Commercial

Nevron Draw is a software for creating flowcharts and diagrams.

Dia

Open Source

Dia is free and open source drawing software.

Pencil Project

Open Source

Pencil Project is an open-source GUI prototyping tool.

OmniGraffle

Commercial

OmniGraffle is a diagramming and digital illustration application for macOS and iOS.

Apache OpenOffice Draw

Open Source

Apache OpenOffice Draw. Makes drawing business processes and diagrams a snap! Draw - from a quick sketch to a complex plan, Draw gives you the tools to commun…

PlantUML

Open Source

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

Edraw Max

Commercial

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