D03 file format description

Many people share .d03 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .d03 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .d03 files.

3 filename extension(s) found in our database.

.d01 - MicroSim PCBoard NC Drill Data

The D01 data files are related to Microsim PCBoard. The D01 file is a MicroSim PCBoard NC Drill Data. MicroSim PCBoard is a printed circuit board (PCB) layout tool. The Microsim PCBoard seems to be no longer supported.

Microsim PCBoard
Data files
- / -
d02, d03, d04, d05, d06, d07, d08, d09, d10
MicroSim PCBoard NC Drill Data related extensions:
Nintendo 3DS Mii Data
QvodPlayer Data
Casio Prizm Add-in Language File
Windows Live Messenger Contacts Data
AutoCAD Electrical Project Ratings Data
Zuken E3.series Manufacturing Rule Library

.d01 - Jydivide Split

The D01 archive files are related to Jydivide. The D01 file is a Jydivide Split. Jydivide is a Japanese archive split utility. The Jydivide seems to be no longer supported.

Archive files
- / -
d02, d03
Jydivide Split related extensions:
Jydivide Split

.d01 - Indigo Prophecy Game Data

The D01 game data files are related to Indigo Prophecy. The D01 file is a Indigo Prophecy Game Data. Indigo Prophecy is an action-adventure game developed by Quantic Dream.

Indigo Prophecy
Game Data files
- / -
d02, d03
Indigo Prophecy Game Data related extensions:
Final Fantasy VII Saved Game
Europa Universalis III Game Data
Ghost Master Language Data
GURPS Character Sheet Data
Train Simulator Wagon File
Warcraft 3 Text Model Data

Naturally, other applications may also use the .d03 file extension. Even harmful programs can create .d03 files. Be especially cautious with .d03 files coming from an unknown source!

Can't open a .d03 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .d03 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

c03, d3, dp3, e03, f03, r03, s03, v03, w03, x03

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

ZipSplitter Splitted Archive
ArcInfo ASCII Export
Paradox Secondary Index
Digital Performer 3 Project
MicroStation Modification Site Resource File
Expert Witness Format Image

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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DataTypes.net >> D03 file