PlantUML Sequence Diagram Software Download For Windows

PlantULM Sequence Diagram Software is a lightweight Windows application whose purpose is to help users design UML diagrams using a description language.

Since this is a portable program, it is important to mention that it doesn’t leave any traces in the Windows Registry.


You can copy it on any USB flash drive or other devices, and take it with you whenever you need to create UML diagrams on the breeze, without having to go through installation steps.

PlantUML Sequence Diagram Software

This is Java-based utility, so you should make sure you have previously installed the working environment on your computer, otherwise, you cannot run the program. PlantUML also helps blind software engineers to design and read PlantUML  Sequence Diagram.

PlantUml sports a clean and intuitive layout that offers only a few configuration settings to tinker with.

The tool gives you the possibility to insert the description language in a dedicated pane or import data from the following file formats: JAVA, HTML, C, CPP, Y, plain text, and others.

PlantUML Sequence Diagram is a component that allows to quickly write :

  • Sequence diagramPlantUML-sequence -diagram
  • Usecase diagramPlantUML-usecase
  • Class diagram
  • Activity diagram (here is the legacy syntax)
  • Component diagram
  • State diagram
  • Object diagram
  • Deployment diagram
  • Timing diagram

The following non-UML diagrams are also supported:

  • Wireframe graphical interface
  • Archimate diagram
  • Specification and Description Language (SDL)
  • Data diagram
  • Gantt diagramPlantUML-gantt diagram
  • MindMap diagram
  • Work Breakdown Structure diagram
  • Mathematic with AsciiMath or JLaTeXMath notation
  • Entity Relationship diagramPlantUML sequence diagram software for EntityRelationshipModel

PlantUML Sequence Diagram Software Pros and Cons

Pros Cons
Easily create diagrams from text The “plantUML-language” is a bit strange and hard to grasp for new people
Has online editors Slow development due to it being mostly a one-man project
Open-source software

System requirements

Operating System Windows XP, Windows Vista, Windows 7, Windows 8, Window10

Technical Specification

Title PlantUML 1.2019.11
File Size 7.5 MB
Language Multiple languages
License Open-source
Author PlanUML


What’s more, you can create the sequence, use case, class, activity, component, state, or object diagrams, and save the generated diagram to PNG or SVG file format.

Since it doesn’t require much computer knowledge to work with this tool, even rookies can set up the dedicated parameters with minimum effort.

During testing PlantUml carries out a task very quickly, offers very good image quality, and no errors showed up throughout the entire process. It doesn’t put a lot of stress on CPU and memory, so the overall system performance is not burdened.

To sum things up, PlantUml Sequence Diagram offers an intuitive layout for helping users design UML diagrams via a description language. Of course, if you are not accustomed to writing description language statements, then it may prove to be pretty difficult to carry out the process.

Download Software For Windows

Download PlantUML Software