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Lumberyard Asset File Types

Lumberyard Asset File Types

See the following tables for supported asset data file types in Lumberyard.

Lumberyard supports the .xml file format and the following image file formats:

  • .bmp
  • .jpg
  • .pgm
  • .png
  • .raw
  • .r16
  • .tga
  • .tif

3D Art Asset File Types

The following file formats are used for static geometry:


File TypeWhere CreatedDescription
*.cgf (Static Geometry File)DCC toolContains static geometry data, such as grouped triangles, tangent spaces, vertex colors, physics data, and spherical harmonics data.
*.chr (Character Asset File)DCC toolThe base character used for animations.
*.cdf (Character Definition File)LumberyardDefines the base character and associated attachments. This file is created with Geppetto and contains a reference to the .chr file.
*skin (Character Skinned Render Mesh)DCC toolContains skinned character data, including the mesh, vertex weighting, vertex colors, and morph targets.
*.fbx (Filmbox File)DCC ToolContains mesh, material, camera, and animation data. Provides interoperability between DCC tools.
*.scenesettings (Scene Settings File)LumberyardContains configuration and rules settings from an .fbx file.
*.abc (Alembic Cache File)DCC toolContains non-procedural, application-independent set of baked geometric data such as baked meshes and their materials.
*.cax (CAD/CAE Exchange File)LumberyardContains compressed game assets read from the .abc file and streamed in-game on demand from disk.
*.trb (Terrain Block File)LumberyardContains terrain data and associated level objects such as water and vegetation.

Material and Texture File Types

The following files are used for the Material Editor. For more information, see Working with shaders and materials.


File TypeWhere CreatedDescription
*.mtl (Material File)DCC ToolContains settings for shaders, surface types, and references to textures.
*.dds (DirectDraw Surface)DCC toolContains compressed source texture files.
*.sbsar (Substance Files)Allegorithmic Substance DesignerContains procedural materials.

Animation File Types

The following file types are used for the Animation Editor. For more information, see Animation Editor File Types.


File TypeWhere CreatedDescription
*.actor (Actor File)DCC toolA character with at least one bone.
*.motion (Motion File)DCC toolIndividual animation clips for a character, such as walk, run, and so on.
*.motionset (Motion Set File)LumberyardContains a list of motion files for a character. For example, you can create a motion set named Run.motionset that contains the run.motion, sprint.motion, and jog.motion files.
*.animgraph (Animation Graph File)LumberyardContains the state machines, transitions, conditions, blend trees, and so on.
*.assetinfo (Asset Info File)LumberyardContains the configuration and settings for the .actor and .motion files. Animation Editor and the FBX Settings tool can create this file.

Audio Asset File Types

The following file types are used for the audio system. For more information, see Adding Audio and Sound Effects.


File TypeWhere CreatedDescription
*.bnk (Soundbank File)Audiokinetic WwiseContains compiled sound data and metadata.
*.wem (Encoded Media File)Audiokinetic WwiseCompiled streamable audio file.