Quick Tips : Extensões que temos no Delphi

File extension

Type

Delphi Version

Description

Keep in Source Control?

.bdsdeploy

Deployment file

.bdsgroup

Borland Developer Studio Project Group

.bdsproj

Project

Delphi 2005 or newer

Borland Developer Studio Project File. Successor of the .dof file holding compiler options etc. Also used for opening a project.

Yes

.bpg

Borland Project Group

.bpl

Binary

Delphi 4 and newer

(Binary). Borland Package Library. DLL including VCL components available for use in the Delphi environment at design time or by applications at run time.

Maybe

.cbk

Other

Temporary Backup File.

No

.cfg

Other

Project Configuration File.

Maybe (but beware: It might contain absolute paths)

.dcp

Binary

Delphi Component Package. Contains symbol information for code compiled into a package.

Maybe

.dcpil

Binary

Delphi Compiler Symbolic Information. The purpose of a .DCPIL file is to provide symbolic information to the compiler about certain language constructs that can't be reconstituted from CLR metadata alone. This is a traditional Delphi technique for handling and caching compiler symbols.

Maybe

.dcr

Resource

Delphi Component Resource File. Contains resource information for components, such as the icon to display in the palette.

Yes

.dcu

Binary

Win32

Delphi Compiled Unit File.

Maybe

.dcuil

Binary

.NET

Delphi Compiled Unit File

Maybe

.ddp

Other

Delphi 7 or older

Delphi Diagram Portfolio File. Used by the diagram editor.

Maybe

.dfm

Resource

(text). Delphi Win32 Form File. A text file listing the various objects and their property values contained within a form, including such things as form control coordinates. Right click on the form and select View as Text from the pop-up menu to view this file. Manual alterations to this file may prevent the IDE from being able to load the form. Use the Environment Options dialog to specify which format to use for newly created forms. The text format is recommended as it better supports source control. This file should not be deleted.

Yes

.dof

Other

Delphi 7 or older

Delphi Project Options File. Text file containing project options (such as compiler and linker settings, version info, search path and output directories).

Yes (but beware: It might contain absolute paths)

.dpc

Package Collection

.dpk

Project

Delphi Package Source File

Yes

.dpkw

.dpl

Binary

Delphi 3 and older

Delphi Package Library. Superseded by .bpl in later Delphi versions.

Maybe

.dpr

Project

All Delphi versions

Delphi Project File. The main file for any project. Contains the source code of the main file for a Delphi project. It is the primary entry point for the executable and refers to the other source files in the project. Do not delete.

Yes

.dproj

Project

Delphi 2007

Project File. Replaces bdsproj file.

Yes (but beware: It might contain absolute paths)

.drc

Other

Resource String File. Contains resource string information. Can be deleted; will be regenerated from source code by compiler.

No

.dsk

IDE

Delphi Desktop File. Contains information about the desktop settings, including which files are open and the position of windows.

No

.dsm

Binary

Delphi 6?

Browser Symbol information from the last successful compile. Enviroment -> Preferences -> Desktop contents.

No

.groupproj

Project Group

Delphi 2007

Project Group File. Replaces bdsgroup file.

Yes

.identcache

IDE

Temporary Cache File created by refactoring engine to improve performance.

No

.local

Other

User-specific project options. When using Starteam projects it will contain overrides to settings from the .bdsproj file.

No

.map

Debugging

The optional error map file will contain a list of error addresses and source line numbers, grouped together for each source file in the application. To create a detailed .map file, ensure the {D+} compiler directive is set, and the "Detailed Map File" option selected in the Project >Options>Linker page of the IDE.

No

.nfm

Resource

Delphi 8.0 or newer

Delphi .NET Form File.

Yes

.pas

Source

Delphi Unit Source File.

Yes

.proj

Codegear RAD Studio project.

.res

Resource

Binary. Resource File. Binary file associated with a project containing resource definitions, such as strings, icons, images etc.

This file will be recreated by the IDE when loading a project but the icon will get lost in that process. Therefore you should either keep it in source control or find another way to create it.

Yes

.rsm

Debugging

Remote Debugging Symbols file.