GanttProject for Mac

Overview and platform support

GanttProject is a no-cost project scheduling and management application that runs on macOS, Windows, Linux and any other environment with a Java runtime. It aims to deliver a broad set of planning tools without a purchase requirement, making it an attractive option for teams on a budget.

Core features at a glance

• Export and import compatibility with common formats and tools (for example, Microsoft Project), plus options to print and create PDF or HTML summaries.
• Built-in milestone tracking and flexible task creation for mapping out project stages.
• Visual timelines and bar-chart-style scheduling to represent tasks and durations.
• Support for organizing work into a hierarchical task structure so large projects can be broken into manageable pieces.
• Cross-platform operation thanks to Java, so the same files can be used on different operating systems.

How tasks and responsibilities are organized

GanttProject lets you break a project into a nested "task tree" and allocate individual items to team members. You can define task dependencies (predecessors/successors) to reflect real-world sequencing, and assign people or roles to specific tasks so workloads are clear.

Reporting and data exchange

The application produces two primary visual reports—one focused on task scheduling and another summarizing resource allocation. Those reports can be exported as HTML or PDF, printed directly, or transferred to other tools through import/export functions, enabling collaboration with users of other project systems.

Learning curve and recommended users

Experienced users of project-planning software will likely adapt quickly to GanttProject’s interface and capabilities. Newcomers who have not worked with Gantt charts, dependencies, or resource views may find the initial experience more challenging and should expect a short learning period.

Bottom line

If you need a capable, budget-friendly tool for scheduling and basic resource management that works across platforms, GanttProject is worth evaluating — particularly where cost or cross-OS compatibility are priorities.