DXF File Format

DXF file extension for a graphic image format which is mostly used in AutoCAD. DXF stands for Drawing eXchange Format.

• DXF was introduced in December 1982 as a part of AutoCAD 1.0.
• DXF files are standard ASCII text files.
• It is a drawing interchange file and the command provided to read and write these files.
• They can be easily translated to formats of other CAD systems.

General DXF file structure :

• Header section : General information about the drawing is found in this section.
• Table section : This contains the definitions of named items.
• Block section : This contains the block definition that make up each block in the drawing.
• Entities section : The section contains the drawing entities, including any block references.
• End of the file.

Some of the DXF file viewers are :

• DXF viewer.
• eDrawings viewer.
• AutoDWG DXF viewer.

Examples of sample DXF files in a viewer :

House design

Bicycle design