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.
Freeplane
Open Source
Freeplane is a free, open source software application for creating mind maps and electronic outlines.
PlantUML
Open Source
PlantUML is an open-source tool allowing users to create UML diagrams from a plain text language.
Dia
Open Source
Dia is free and open source drawing software.
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.
Edraw Max
Commercial
Edraw Max is comprehensive mind mapping and planning tool network diagrams, floor plans, workflow diagrams, business charts, and engineering diagrams.
Compare Cacoo with alternatives
Compare yEd Graph Editor and Cacoo and decide which is most suitable for you.
Compare LibreOffice - Draw and Cacoo and decide which is most suitable for you.