What Is a .prc File? .prc Format, MIME & How to Open

Quick facts

Extension.prc

File typePRC 3D Model

MIME typemodel/prc

Category3D Model

Charset—

Compressible—

What is .prc

What is a .prc file?

A .prc file is a PRC 3D Model. It is a 3D model format used to store meshes, scenes and printing geometry.

In the mime-db registry it maps to model/prc. When serving .prc over HTTP, set the Content-Type header as shown in Developer info below.

Related entities: it maps to model/prc and is used by PLSQL, SQL among others — and is delivered over HTTP via the Content-Type header.

How to open .prc files

Use Blender or MeshLab to open and edit .prc files.
Any text editor (Notepad, VS Code) can inspect the raw content as text.

Developer info

When served over HTTP, responses should set the following header:

Content-Type: model/prc

Common software that reads/writes .prc:

BlenderMeshLabAutodesk Viewer

Relation chain

.prcextension of

format

PRC 3D Modelserved as

mime type

model/prcsent via header

http header

Related extensions

Related MIME types

application/x-mobipocket-ebook

.prc .mobi

application/x-pilot

.prc .pdb

Related programming languages

Common uses

3D printing
Game assets
CAD and design exchange

How to edit .prc files

Open the file with Blender, make your changes and save.
Most editors preserve the original formatting and encoding — avoid changing the charset.

How to create .prc files

Create a new file and save it with the .prc extension, or export this format from Blender.

Frequently asked questions

What programs can open .prc files?

Common options include Blender, MeshLab, Autodesk Viewer. You can also open many of these files with built-in viewers or a browser.

How do I create a .prc file?

Create a new file in any text editor or the app that owns the format and save it with the .prc extension.

What is the relationship between .prc and the model/prc MIME type?

model/prc is the media type identifier used for .prc files during network transfer (for example in the HTTP Content-Type header).

Sources & standards

Updated 2026-08-18

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