File Types – Arma Reforger

This page lists file types and their respective extensions with which Arma Reforger and the Workbench work.

Extension	File Type	Saved by	Description
.acp	Audio component	Audio Editor	Describe audio playback Manages sound events: event ("SOUND_SHOT", "SOUND_RELOAD" etc) sound file + parameters (signals, playback rules etc) Referenced by BaseSoundComponent children
.adeb	Animation debug	Animation offline debugger	Binary stream format Contains: 16b - File version defined in AnimDebuggerSerializationVersion List of all debugged descriptors For each frame list of all debug instances File can be loaded in animation editor using Live debug tab
.ae	Animation Events Table	Animation Editor	Lists all events used in the animation workspace StepEvent, SoundEvent, SynchronizationEvent, etc
.afm	Audio Final Mixer	Audio Editor	"Sound mixer" referenced by the .acp Takes all the sound inputs and produces the final sound output
.agf	Animation graph file	Animation Editor	Contains sheets (that contain Animation Nodes) of an animation graph
.agr	Animation graph	Animation Editor	"root format" sheets collection with graph parameters, e.g commands, variables, IK chains, etc Depends on .ast
.anm	Animation file	Resource Browser + various plugins	Binary animation file
.asc	Height map (Esri grid)	World Editor	Height map file which can be exported or imported in Workbench (Terrain tools in the World Editor) ⓘ Not used in runtime neither directly by the editor - only for import/export.
.asi	Animation Set Instance	Animation Editor	Bridges .anm with .ast abstract names Depends on .ast See Animation Editor: Templates and Instances Tutorial
.ast	Animation Set Template	Animation Editor	Structural skeleton to be filled by .asi Provides a list of entries to be filled See Animation Editor: Templates and Instances Tutorial
.asy	Animation Sync Table	Animation Editor	See Animation Editor: Sync Tutorial
.aw	Animation Workspace	Animation Editor	Workbench's Animation Editor "project" - saves/opens current workspace
.bt	Behavior tree	Behavior Editor	AI behaviour tree
.bterr	Terrain data	World Editor	Terrain data - general terrain height map editor information
.bttile	Terrain data	World Editor	Terrain data, height-map data for terrain tile used by the editor (original imported height map without modifications by roads etc)
.c	Enforce Script Source	Script Editor	Enforce Script Source file
.conf	Generic config	Config Editor
.ct	Component Template	World Editor	Defines an Entity Component
.dds	Texture	Art Tools	Source image format - other formats are also supported like png, jpeg, tiff, tga, hdr
.desc	Terrain dialogs configuration	World Editor	Configuration of terrain texture import/generating dialogs (height map, satellite texture, normal map)
.edds	Enfusion DDS Texture	Resource Browser	Enfusion proprietary (extended) compressed DDS texture
.emat	Material Definition	Resource Manager	Defines material for 3D objects, terrain, post processes, water, sky objects etc
.ent	World Scene	World Editor	World contains terrain and all other objects that make up the your game world
.et	Entity Template	World Editor	Defines an Entity content (prefab)
.fbx	3D model source file	3D software	.txo and .xob source format
.fnt	Font	Font Editor	Font for UI widget system, binary format
.gamemat	Game material	Config Editor	Definition of in-game material (properties, sound, etc)
.gproj	Project-specific Settings	World Editor	Every Project has its own settings stored here
.imageset	ImageSet Definition	Resource Browser	Defines a set of images by cuts from a texture
.layer	World Layer	World Editor	World file (.ent) can have mutliple layers stored in separate .layer files - can only be opened through the .ent file
.layout	Layout Definition	Resource Browser	UI layout definition
.meta	Meta Information	Resource Browser	Every registered asset has its meta file containing asset-specific settings and asset GUID
.nmn	Navmesh	Navmesh Generator Tool	Binary file with single navmesh instance
.pak	Package (of data)	Workbench	Game or Mod data archive
.pap	PA project	Procedural Animation Editor	See Procedural Animation Editor
.physmat	Physics material	Config Editor	Physical material (bounciness, adherence etc)
.pre	ResourceViewer Preset	Resource Browser	A preset with several options to allow customization of Workbench's preview windows (ususually saved in user profile /profile/)
.ptc	Particle System Definition	Particle Editor	Particle effects definition
.ragdoll	Ragdoll Definition	Resource Browser	Character ragdoll file
.rdb	Resource Database	Workbench	Resource database listing all resources in the project
.sig	Signal	Audio Editor	Describes the logic of playing an audio component or encapsulate manipulation parameters - this audio resource is shared among audio components
.siga	PA signal	Procedural Animation Editor	Describes the control logic for parts of a PA project - this resource is shared among PA projects
.smap	Soundmap data	World Editor	Information for music and audio effects
.st	String Table	String Editor	Strings used for localization
.stars	Database	Proprietary format	Runtime database of stars. Contains up to 100.000 stars describing their real positions and colors Array of Hunks (ID = "ITEM") each Hunk describes a Star object with following data: Ra - Right ascension (float) Dec - Declination (float) ProMoRa - Proper motion in right ascension (float) Parallax - (float) Magnitude - Star brightness (float) Color - Star color (uint32 RGBA) HIP Catalog - Dummy (not used uint32) Name - Star name, with max. 256 characters length Source data
.styles	Widget Style Definition	Resource Browser	Defines UI style
.terr	Terrain data	World Editor	Terrain height map information
.topo	Topography data	World Editor	Information for 2D map
.ttf	TrueType Font	Resource Browser	Source font file format supported by Enfusion
.ttile	Terrain data	World Editor	Terrain data, height-map data for terrain tile used in run time (here are baked modifications by roads etc)
.txa	Animation file	Animation Editor	Text animation file (source for .anm) - source animation
.txo	Model	Resource Browser + various plugins like BlenderPlugin	Text model file (source for .xob) - source model
.vhcsurf	Vehicle surface	Config Editor	Surface properties that are used inside vehicle simulation (roughness, steering noise etc.)
.wav	Supported audio file format	Audio software	WAV file format
.xob	Model	Resource Browser	Binary model file