yEd Alternatives

Online diagramming application

Open Source

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.

RealityMAX is the most powerful free 3D design collaboration platform, 100% online. Cooperate remotely with your colleagues on 3D projects and easily share your work with clients. Create Web3D and AR experiences in a snap, without a line of code.

Visit website freemium $40.0 / Monthly (Pro with up to 500 GB of storage space)

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.

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

Simplify and communicate complex information using data-linked diagrams.

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

StarUML

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

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

ArgoUML, free and safe download. ArgoUML latest version: Open-source diagramming application for personal computers. ArgoUML is a program that allows users to create complex and professional diagrams.

UMLet - Free UML Tool for Fast UML Diagrams

Gephi is an open-source software for visualizing and analyzing large networks graphs.

Open Source