Open PROJ file

PROJ files: what are they and how do I open them?

proj file icon Are you facing difficulties opening unknown files on your computer, or wondering exactly what this file is?
We've got the information and best software solutions for opening these files effortlessly.

.proj file type #1: Apple NeXT Interface Builder project

Files with proj file extension are associated with the Interface Builder software from Apple. A proj file stores project.

Further details:

The proj file extension is related to Interface Builder from Apple.

The proj file contains project. Interface Builder first made its appearance in 1988 as part of NeXTSTEP.

The proj file extension might also be used by other programs for their projects.

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Interface Builder icon

Interface Builder

A software development program for Mac

.proj file type #2: Insight II NMR project

A proj file extension is related to the Insight II software. A proj file stores project.

Further details:

The proj file extension is associated with the Insight II, a software for visualize and analyze data, developed by Accelrys Software Inc.

The proj file contains the NMR project from Insight II.

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Insight II

A powerful molecular modeling environment

.proj file type #3: L3DT project

Files with proj extension might also encountered as special projects from the L3DT (Large 3D Terrain Generator).

Further details:

File extension proj is also used in the L3DT (Large 3D Terrain Generator), a program for Microsoft Windows, which enables users to generate maps, terrain, etc.

A .proj file stores project created in the L3DT.

Open file with:

L3DT

A large 3D Terrain Generator

What is the meaning of a file extension?

File extensions are characters that appear after the dot in a computer file's name. For example, the file "unknown-file.proj" has the file extension "proj". This is used to identify which program should open the file or what file type it is.
File extensions help you organize and manage files. They provide a quick and easy way to identify and associate the file type with the appropriate software.

We can help you open your file

In our database, we have collected a huge number of different file extensions, detailed descriptions, and programs that can be used to open or otherwise work with the file extensions listed in our database.
This database is an invaluable resource for users who want to understand better file extensions and what they can do with them. It also allows users to know different file types with the same purpose.

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We have verified every software listed in our database. The software listed in our database includes links to the developer's or software's website. These links should allow you to download the right program for each file type. Using verified software from reputable sources helps minimize the risk of malware and viruses infecting your computer.