.DPR File Extension

Project file created by Delphi, a software IDE often used for building Windows applications; used as the main source code file that is the entry point for the application; may contain references to other source code files in the project.

DPR files are written in Object Pascal, a variant of the Pascal language used by Delphi products.

NOTE: DPR files differ from .DPROJ files, which are also referred to as Delphi Project files. DPROJ files contain settings for the project such as compiler settings, whereas DPR files do not.

Proprietary plotting format used by Bentley Digital InterPlot, a plot management and analysis program; can be created from .DGN and .DWG files as well as common raster image formats; may be saved as a secure, locked file.