Fast Architect Alternatives

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

Open Source

WebSequenceDiagrams is a web-based application that allows the user to use a proprietary language to define sequence diagram.

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Online diagramming application

Open Source

Swimlanes.io is a simple free online tool for making sequence diagrams.

Clean and fast online sequence diagram tool using scripting and Drag and Drop

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.

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.

Using gleek.io you can quickly map out systems using easy-to-understand syntax, without the need to drag and drop. Give gleek.io a spin and leave cumbersome mouse-clicking behind.

freemium €10.0 / Monthly

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.

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

UMLet - Free UML Tool for Fast UML Diagrams

Simplify and communicate complex information using data-linked diagrams.

StarUML