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GanttProject vs StarUML

Professional comparison and analysis to help you choose the right software solution for your needs.

GanttProject icon
GanttProject
StarUML icon
StarUML

GanttProject vs StarUML: The Verdict

⚡ Summary:

GanttProject: GanttProject is an open-source project management software. It allows users to create Gantt charts and schedules to plan projects and track progress. Useful for individual users and teams to visualize tasks and deadlines.

StarUML: StarUML is an open-source UML modeling tool for software developers. It supports all standard UML 2.x diagrams and can generate code frameworks. StarUML runs on Windows, Linux and Mac OS.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature GanttProject StarUML
Sugggest Score — —
Category Office & Productivity Development
Pricing Open Source Open Source

Product Overview

GanttProject
GanttProject

Description: GanttProject is an open-source project management software. It allows users to create Gantt charts and schedules to plan projects and track progress. Useful for individual users and teams to visualize tasks and deadlines.

Type: software

Pricing: Open Source

StarUML
StarUML

Description: StarUML is an open-source UML modeling tool for software developers. It supports all standard UML 2.x diagrams and can generate code frameworks. StarUML runs on Windows, Linux and Mac OS.

Type: software

Pricing: Open Source

Key Features Comparison

GanttProject
GanttProject Features
  • Gantt charts
  • Resource management
  • Baselines
  • Dependencies
  • Milestones
  • Calendars
  • Import/export
  • PDF/HTML export
  • Web publishing
  • MS Project import/export
StarUML
StarUML Features
  • Diagramming
  • Code generation
  • Extensibility
  • Model validation
  • Version control integration

Pros & Cons Analysis

GanttProject
GanttProject

Pros

  • Free and open source
  • Intuitive interface
  • Powerful features
  • Cross-platform
  • Active community support

Cons

  • Steep learning curve
  • Limited integrations
  • No cloud hosting
  • Can be slow with large projects
StarUML
StarUML

Pros

  • Free and open source
  • Support for all standard UML diagrams
  • Plugin architecture for extensibility
  • Available on multiple platforms

Cons

  • Limited native support for version control systems
  • Less features than some commercial tools
  • Steep learning curve

Pricing Comparison

GanttProject
GanttProject
  • Open Source
StarUML
StarUML
  • Open Source

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Learn More About Each Product

GanttProject
GanttProject
Reviews, pricing & alternatives →
StarUML
StarUML
Reviews, pricing & alternatives →

Ready to Make Your Decision?

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