.OPJ File Extension
File Type 1Origin Project
| Developer | OriginLab |
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| Category | Data Files |
| Format | N/A
UnknownFile format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined. |
What is an OPJ file?
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 , select the ".opj" file type, navigate to the OPJ file location, and click .
To save an OPJ file in Origin, select or , name the file, choose the save location, and click .
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.
File Type 2OrCAD Project File
| Developer | Cadence Design Systems |
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| Category | CAD Files |
| Format | Text
TextThis file is saved in a plain text format. You can open and view the contents of this file using a text editor. |
.OPJ File Association 2
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.
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