DAE file format: what it is and how to use it
COLLADA (.dae) is the XML-based 3D interchange format from Khronos: full scenes with rigs, animation and physics that reads like markup and weighs like it too. Learn when to use it and what to choose instead.
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What is a DAE file?
A .dae file is a 3D scene in COLLADA, COLLAborative Design Activity, the XML interchange format Khronos standardized so content could move between DCC tools without loss. It describes geometries, materials, cameras, lights, skinned rigs, animation curves and even physics setups in structured XML: verbose by nature, complete by design.
When should you use DAE?
- Tool-to-tool 3D exchange: when both sides speak COLLADA, scenes travel mostly intact.
- Skinned rigs and animations: unlike OBJ it carries skeletons and keyframes.
- Reading old pipeline assets: SketchUp-era warehouses and older engines shipped a lot of .dae.
When is another format a better fit?
For delivery and runtimes, glTF is COLLADA's designed successor: compact binary, PBR materials, fast to parse. For bare geometry OBJ is far simpler, and for printing 3MF/STL applies instead. COLLADA's XML bulk and uneven exporter quality hurt it in practice.
The short version: DAE was the ambitious XML interchange of 3D. It is still useful between tools, but glTF owns the delivery lane.
How to open a DAE file
On Windows
Double-click the file, or open it with Blender.
On macOS
SketchUp opens DAE files on macOS.
In your browser
Open DAE files right in a browser tab or with the dexrr viewer. No install, no upload.
Also opens in
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Blender -
SketchUp -
MeshLab -
Autodesk Maya
View or convert DAE files
A quick preview or a new format. No install, no upload.
DAE technical details
- Full name
- COLLADA scene
- Extensions
- .dae
- MIME type
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model/vnd.collada+xml - Magic bytes
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3C 3F 78 6D 6C (XML, <COLLADA>) - Compression
- None (uncompressed)
- Developer
- Khronos Group
- Specification
- www.khronos.org
DAE questions, answered
How do I open a .dae file?
Blender, SketchUp, Cinema 4D, Maya and most 3D tools import it. dexrr displays and converts dae files directly in your browser.
Can I convert DAE files online?
Yes, dexrr converts dae locally in your browser: DAE to glTF for modern pipelines, DAE to OBJ for plain geometry or DAE to STL for printing.
Is DAE better than glTF?
No, glTF was explicitly designed as its successor: smaller, faster to parse, PBR-native and web-ready. DAE survives for legacy interchange.
Why is my .dae file so large?
It is XML, verbose by definition, with every vertex and attribute spelled out as text. zipping it helps storage; glTF is the real answer for delivery.
Is the DAE format outdated?
Stable but eclipsed, since glTF took over its interchange role for anything targeting real-time display.