File Extension Library


.OPJ File Extension

  • Developer by: OriginLab
  • Category: Data Files

What are .OPJ files and how to open them?

Can't open .OPJ file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .OPJ file.

What is a .OPJ file extension?

.OPJ file extension is created by OriginLab. .OPJ has been classified as Data Files.

.OPJ is Origin Project

An OPJ file is a project created by Origin, a data analysis and graphing application used by various scientists and engineers. It contains all of the project contents, which includes data, 2D/3D graphs, and settings.

OPJ file open in OriginLab Origin 2018

The OPJ file is the most common file type associated with Origin since it is used as a container for projects. You can open OPJ files with Origin and you can also open OPJ files with Origin Viewer, a free, lightweight program that allows you to view and copy information in OPJ projects.

To open an OPJ file in Origin, select File → Open..., select the ".opj" file type, navigate to the OPJ file location, and click Open.

To save an OPJ file in Origin, select File → Save project or Save Project As..., name the file, choose the save location, and click Save.

NOTE: The release of Origin 2018 included an updated unicode format for saving projects (.OPJU), which features performance advantages over the older, non-unicode OPJ file format.

List of all softwares that can open the Origin Project
Windows
OriginLab Origin
OriginLab Origin Viewer
Mac
OriginLab Origin Viewer
File Type 2 OrCAD Project File
Developer by: Cadence Design Systems Category: CAD Files Format: Text

CAD project file created by OrCAD, a program used for designing electric circuits, known as PCBs (printed circuit boards); saves references to files included in the project as well as project settings; usually references at least a .DSN design file; used for storing PCB design information together.

OPJ files are saved in a plain text format, but should only be modified using the OrCAD user interface instead of a text editor.

List of all softwares that can open the OrCAD Project File
Windows
Cadence OrCAD PCB Designer

How to fix problems with .OPJ files

  1. You need to update the application that you normally use to open .OPJ files. Only the latest version of the software supports the current .OPJ file format
  2. You need to check the .OPJ file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)