Opening an FXC File

The FXC file type is primarily associated with DirectX applications.

FXC	File extension: FXC
	File type:	Compiled Shaders

What is an FXC file?

FXC files mostly belong to DirectX applications. An .FXC file contains a compiled HLSL shader, created by the Microsoft HLSL Shader Compiler (FXC). HLSL (High-Level Shading Language) is a proprietary shading language used for DirectX. These compiled shaders are used by graphics applications to render 3D graphics efficiently. The .FXC file format is proprietary and optimized for use by DirectX.

How can I open an FXC file?

You need a suitable software like DirectX applications to open an FXC file. You need a suitable software like DirectX applications to open an FXC file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your FXC file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a FXC file directly in the browser:. Just drag the file onto this browser window and drop it.

Online FXC Text Viewer

Choose your .fxc file to analyze

or drag and drop it here

Online File Viewer

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.FXC File Not Opening? How to Fix It:

Because .FXC files originate from various programs, they aren't universally openable.

Identify the Source: These often come from game developers or 3D graphics workflows, suggesting they are Compiled Shaders for DirectX applications.
Check the Header: Open the file in a hex viewer to inspect the first bytes:
- DXBC: Indicates standard DirectX Bytecode.
- Readable text: Implies an uncompiled HLSL shader or config file.
Use the Original Software: You usually need the original development environment; try Microsoft Visual Studio, DirectX SDK, or Windows SDK, or ask the sender if unsure.
Use this Webpage: Drag and drop your .FXC file into our viewer to detect its format, extract readable metadata, and preview contents.

Technical Data for FXC File Extension

File classification:

Developer Files

Related files:

fcx, fx, dds, x

an fxc Compiled Shader is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with FXC files

Associate the FXC file extension with the correct application.
Update your software that should actually open compiled shaders. Because only the current version supports the latest FXC file format. Search, therefore, e.g. on the manufacturer website after an available DirectX applications update.
To make sure that your FXC file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .FXC file online - secure, fast, and no downloads needed.