You can include an existing project in your current Protégé-2000 project. This allows you to build a single large project from one or more smaller projects. Included classes, slots, and instances cannot be edited; included forms can be edited, however.
To include a project into an existing Protégé-2000 project:
The project is imported into your current project. To show they cannot be
edited, frames in the included project appear with pale icons: for example, ,
,
.
Once a project has been included in another project, there is no way to remove it using the Protégé-2000 interface. It is possible to remove an included project by editing the "Project" instance in the pprj file.
You can see a list of all imported projects by selecting Show Included Projects... from the Project menu.
Next: Configuring a Project