OBJ
OBJ 3D Model
The OBJ format is a standard 3D image file format used to store geometric data and surface properties.
What is OBJ 3D Model?
Developed originally by Wavefront Technologies, the OBJ file format is an open, platform-independent standard for representing 3D geometry. It stores vertex coordinates, texture coordinates, face normals, and polygonal faces. Because of its human-readable structure and wide industry support, it serves as a universal interchange format between various 3D modeling and CAD software.
Advantages
- Widely supported by almost all 3D software and game engines
- Plain-text format that can be easily read and edited
- Stores complex polygonal geometry and texture coordinates
- Independent of any specific proprietary 3D application
Limitations
- Does not support animation, rigging, or skeletal structures
- File sizes can become very large for complex meshes
- Requires separate MTL files to store basic material and color data
How to open OBJ 3D Model files
Blender
Autodesk Maya
MeshLab
Cinema 4D
Windows 3D Viewer
Common use cases
- Importing and exporting 3D models between different design software
- 3D printing preparation via tools like obj-to-stl
- Game development and asset pipeline integration using obj-to-gltf or obj-to-fbx
- Archiving and sharing static 3D geometric shapes
Explore other formats
Frequently asked questions
An OBJ file is a standard 3D geometry definition file format that stores vertices, normals, and textures, used for sharing 3D models between different applications.
No, the OBJ format is strictly for static 3D geometry and does not support animation, rigging, or lighting setups.
You can open OBJ files using 3D modeling and viewing software such as Blender, Autodesk Maya, MeshLab, or even the built-in Windows 3D Viewer.
You can easily convert OBJ files to formats like STL, FBX, or GLTF using ConvertX online conversion tools.