Compare projects

Two diagrams compared side by side in Astah

You can compare another project file with the project you are working on:

  1. Go to [File] – [Compare Project].
    Compare Project menu
  2. Select the project to compare and click [Open].
  3. The [Compare Project] dialog opens.
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[Compare Project] Window

Compare Project window overview

Conflict Tree

The Conflict Tree shows the differences between the working project and the compared project.

Icon

Description

Compare GreenThis indicates that these diagrams/models exist only in the working project.
Compare - red iconThis indicates that these diagram/models exist only in the compared project.
Compare BlueThis indicates that these diagrams/models exist in both projects.

Compare Diagrams Visually

You can compare two diagrams visually by clicking the [Show Diagram Difference] button.
Show Diagram Difference button

A new window opens, showing the two diagrams side by side with the differences marked. You can filter the marks by type of change, such as “Added”, “Deleted” and “Modified”.
Two diagrams compared side by side with the differences marked

Since version 8.2, you can check the “Hide differences in appearance” option to mark only models that were actually modified. Changes in presentation only, such as color changes or small position changes, are then not shown as differences.
Hide differences in appearance option

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Export Result of Comparison

Export of the comparison result
  1. Click [Select] in the [Compare Project] dialog and specify the file to export to.
  2. Click [Export] to export the result of the comparison.