Umbrello Alternatives

Online diagramming application

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.

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

StarUML

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.

UMLet - Free UML Tool for Fast UML Diagrams

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.

Looking for an affordable software with Enterprise Architecture tool, PMBOK tool, UML tool, Agile tool, BPMN tool and UX tool? Read this page for details.

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

Lightweight, powerful, easy to use, UML tool

freemium €59.0 / One-off (Standard Edition)

NClass is a free tool to easily create UML class diagrams with full C# and Java language support.

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