OriginLab Corporation - Scientific Graphing and Data Analysis Software - 2D graphs, 3D graphs, Contour Plots, Statistical Charts, Data Exploration, Statistics, Curve Fitting, Signal Processing, and Peak Analysis

Project Files (OPJ)

The Origin Project File is a convenient container for all of your data:

File Extension Description Default Installation Location Customized Files Saved to User Files Folder?

OPJ

ORIGIN.OPJ is installed to the Origin program folder. Sample OPJ files may be saved to various locations.

OPJ files can be saved anywhere. Set default Open and Save paths via the Open Path and Save Path info in the Options dialog box.