.X File Extension

.X File Extension

2 file types use the .x file extension.
File Type 1

DirectX Model File

Developer Microsoft
4.2  |  48 Votes
Category 3D Image Files
Format Text

What is an X file?

3D image file used by DirectX technology, which is often used for rendering 3D graphics in games; may contain specifications for meshes, textures, animations, and objects; can be exported using the DirectX SDK plugins for 3ds Max and Maya, or with custom exporters for programs such as Blender and DeleD.

Open over 400 file formats with File Viewer Plus.Free Download

Programs that open X files

Updated December 8, 2011
File Type 2

Lex Source Code File

Developer N/A
3.6  |  14 Votes
Category Developer Files
Format Text

What is an X file?

Source code written in the Lex programming language (a standard lexical analyzer for Unix); may be processed with the lex utility included with most Unix distributions to generate a C program; the output is often written to a file named "lex.yy.c."

More Information

Lex source code files more often use the .L extension.

Programs that open X files

Updated March 11, 2011

Verified by FileInfo.com

The FileInfo.com team has independently researched all file formats and software programs listed on this page. Our goal is 100% accuracy and we only publish information about file types that we have verified.

If you would like to suggest any additions or updates to this page, please let us know.