A project file extension is related to the Project Builder and used for its project files. Probably obsolete and discontinued.

There is one other file type using
the PROJECT file extension!

empty icon.project - Eclipse IDE project description data

Detailed description

Software that open project file

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PROJECT file extension - Apple Project Builder for WebObjects project

What is project file? How to open project files?

File type specification:

Document file type icon Document file type

project file icon: project filetype icon

The project file extension was used in older versions of Project Builder. The default file extension now is the .pbproj.

Apple provides a powerful set of developer tools with Mac OS X. Originally developed by NeXT for programmers working with Objective-C, the tools have since evolved for use with a wide range of source languages, including Java, C++, and AppleScript.

Most likely some old format without support. No further information could be found.

This project file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open project file:

WebObjects icon

Apple, Inc. logoWebObjects  Apple macOS / Mac OS X software

Company or developer:
Apple, Inc.

WebObjects is application server and tools used to create Internet and intranet applications. WebObjects is extremely scalable and supports high transaction volumes.

Xcode icon

Apple, Inc. logoXcode  Apple macOS / Mac OS X software

Company or developer:
Apple, Inc.

Apple Xcode is IDE (integrated development environment) used to create applications for Mac OS X and iOS. Applications are programmed in Objective-C programming language. Xcode is available for Mac OS X.

Help how to open:

Use Project Builder to work with *.project files.

How to convert:

Probably can be compiled to other formats.

List of software applications associated to the .project file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open project file, edit project file, convert project file, view project file, play project file etc. (if exist software for corresponding action in File-Extensions.org's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting project files.

Software that open project file - Apple Project Builder for WebObjects project

Programs supporting the exension project on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open project file action.

Apple macOS / Mac OS X:

Main software associated with project file by default:
WebObjects small icon WebObjects
Xcode small icon Xcode
Other suggested software:
Mac OS X small icon Mac OS X

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