draw.io Alternatives

LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.

yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.

GEES is an all-in-one AI design platform that is shaping a future where you can brainstorm, design, hand-off in one file — without changing any other tools.

Visit website freemium

PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.

Open Source

OmniGraffle is for creating precise graphics like website wireframes, an electrical system designs, or mapping out software class.

Simplify and communicate complex information using data-linked diagrams.

Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.

StarUML

Gliffy is a powerful HTML5 online diagram maker. Create a flow chart, network diagram, UML diagram, organizational chart or wireframe with ease.

UMLGraph is a professional automated drawing tool that allows the designers the declarative specification and drawing of UML class and sequence diagram.

An all-in-one diagram software for flowchart, org chart and more.

UMLet - Free UML Tool for Fast UML Diagrams

Umbrello UML Modeller is a Unified Modelling Language diagram programme for KDE.

Graphviz is open source graph visualization software. It has several main graph layout programs.