SequenceDiagram.org Alternatives

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

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

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.

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Online diagramming application

Open Source

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

Open Source

js-sequence-diagrams turns text into UML sequence diagrams.

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.

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.

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.

Presentable sequence diagrams from text

freemium $1.0 / Monthly

An open-source tool for generating flowcharts from text

Open Source

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

The #1 tool for creating diagrams from code for developers, analysts, and architects

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