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GanttProject

Desktop project scheduling with Gantt charts

Project Management & Tasks ★ 1.1k stars Easy setup GPL-3.0

GanttProject is a free, open-source desktop application for project scheduling and management. It produces Gantt charts, resource load charts, and PERT diagrams.

Official siteSource code

Key features

  • Gantt chart scheduling
  • Resource load management
  • PERT chart generation
  • MS Project import and export

Strengths

  • Released under the GPL-3.0 license
  • Easy to set up — beginner-friendly
  • Active community (1.1k GitHub stars)
  • Written in Java

Is GanttProject secure?

OSV.dev has no published security advisories for GanttProject's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

GanttProject replaces

Self-hosted Microsoft Project alternatives

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SelfHostIndex: 64 · good

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