Asset Type	Prefix	Suffix	Notes
Level / Map			Should be in a folder called Maps.
Level (Persistent)		_P
Level (Audio)		_Audio
Level (Lighting)		_Lighting
Level (Geometry)		_Geo
Level (Gameplay)		_Gameplay
Blueprint	BP_
Material	M_
Static Mesh	S_		Many use SM_. We use S_.
Skeletal Mesh	SK_
Texture	T_	_?	See Textures
Particle System	PS_
Widget Blueprint	WBP_

Asset Type	Prefix	Suffix	Notes
Aim Offset	TO THE_
Aim Offset 1D	TO THE_
Animation Blueprint	ABP_
Animation Composite	AC_
Animated Editing	AM_
Animation Sequence	A_
Blend Space	BS_
Blend Space 1D	BS_
Level Sequence	LS_
Morph Target	MT_
Paper Flipbook	PFB_
Rig	Rig_
Skeletal Mesh	SK_
Skeleton	SKEL_

Asset Type	Prefix	Suffix
AI Controller	AIC_
Behavior Tree	BT_
Blackboard	BB_
Decorator	BTDecorator_
Service	BTService_
Task	BTTask_
Environment Query	EQS_
EnvQueryContext	EQS_	Context

Asset Type	Prefix	Suffix	Notes
Blueprint	BP_
Blueprint Component	BP_	Component	I.e. BP_InventoryComponent
Blueprint Function Library	BPFL_
Blueprint Interface	BPI_
Blueprint Macro Library	BPML_		Do not use macro libraries if possible.
Enumeration	E		No underscore.
Structure	F or S		No underscore.
Tutorial Blueprint	TBP_
Widget Blueprint	WBP_

Asset Type	Prefix	Suffix
Material	M_
Material (Post Process)	PP_
Material Function	MF_
Material Instance	MI_
Material Parameter Collection	MPC_
Subsurface Profile	SP_
Physical Materials	PM_
Decal	M_, MI_	_Decal

Asset Type	Prefix	Suffix	Notes
Texture	T_
Texture (Diffuse/Albedo/Base Color)	T_	_D
Texture (Normal)	T_	_N
Texture (Roughness)	T_	_R
Texture (Alpha/Opacity)	T_	_A
Texture (Ambient Occlusion)	T_	_O
Texture (Bump)	T_	_B
Texture (Emissive)	T_	_E
Texture (Mask)	T_	_M
Texture (Specular)	T_	_S
Texture (Metallic)	T_	_M
Texture (Packed)	T_	_*	See notes below about packing.
Texture Cube	TC_
Media Texture	MT_
Render Target	RT_
Cube Render Target	RTC_
Texture Light Profile	TLP

Asset Type	Prefix	Suffix	Notes
Animated Vector Field	VFA_
Camera Anim	CA_
Color Curve	Curve_	_Color
Curve Table	Curve_	_Table
Data Asset	*_		Prefix should be based on class.
Data Table	DT_
Float Curve	Curve_	_Float
Foliage Type	FT_
Force Feedback Effect	FFE_
Landscape Grass Type	LG_
Landscape Layer	LL_
Matinee Data	Matinee_
Media Player	MP_
File Media Source	FMS_
Object Library	OL_
Redirector			These should be fixed up ASAP.
Sprite Sheet	SS_
Static Vector Field	VF_
Substance Graph Instance	SGI_
Substance Instance Factory	SIF_
Touch Interface Setup	OF_
Vector Curve	Curve_	_Vector

Asset Type	Prefix	Suffix	Notes
Paper Flipbook	PFB_
Sprite	SPR_
Sprite Atlas Group	SPRG_
Tile Map	TM_
Tile Set	TS_

Asset Type	Prefix	Suffix	Notes
Physical Material	PM_
Physics Asset	PHYS_
Destructible Mesh	DM_

Asset Type	Prefix	Suffix	Notes
Dialogue Voice	DV_
Dialogue Wave	DW_
Media Sound Wave	MSW_
Reverb Effect	Reverb_
Sound Attenuation	TO_
Sound Class			No prefix/suffix. Should be put in a folder called SoundClasses
Sound Concurrency		_SC	Should be named after a SoundClass
Sound Cue	A_	_Cue
Sound Mix	Mix_
Sound Wave	A_

Asset Type	Prefix	Suffix	Notes
Font	Font_
Slate Brush	Brush_
Slate Widget Style	Style_
Widget Blueprint	WBP_

Asset Type	Prefix	Suffix	Notes
Particle System	PS_
Material (Post Process)	PP_

Original link

【UE】Naming convention