Unreal Engine API Reference

Unreal Engine API Reference

Windows
MacOS
Linux

Disclaimer

The API reference is an early work in progress, and some information may be missing or out of date. It serves mainly as a low level index of Engine classes and functions. For tutorials, walkthroughs and detailed guides to programming with Unreal, please see the Unreal Engine Programming home on the web.

To explore the API from some of the most frequently encountered Unreal concepts and types, see the API getting started page.

Contents

Runtime

AdvancedWidgets

Advertising

Support for mobile advertising providers.

AIModule

Controller for AI pawns and functionality to support behavior trees.

Analytics

Event-driven analytics reporting. Reports events over networked providers.

AnalyticsET

ET analytics provider

AnalyticsVisualEditing

AnimationCore

AnimGraphRuntime

AppFramework

ApplicationCore

AssetRegistry

Maintains a database of engine assets.

AudioAnalyzer

AudioCaptureCore

AudioCaptureRtAudio

AudioCodecEngine

AudioExtensions

AudioLinkEngine

AudioMixer

AudioMixerCore

AudioPlatformConfiguration

AugmentedReality

AutomationMessages

Declares message types for the Automation system.

AutomationTest

AutomationWorker

Declares message types for automation workers.

AVEncoder

AVIWriter

BinkAudioDecoder

BlueprintRuntime

BuildPatchServices

BuildSettings

CADKernel

Cbor

CEF3Utils

Chaos

ChaosCore

ChaosSolverEngine

ChaosVehiclesCore

ChaosVehiclesEngine

CinematicCamera

ClothingSystemRuntimeCommon

ClothingSystemRuntimeInterface

ClothingSystemRuntimeNv

ColorManagement

CookOnTheFly

Core

Core engine programming environment. Includes math library, standard container classes and support functionality.

CoreOnline

CoreUObject

Implements UObject and C++ reflection system.

CrunchCompression

CUDA

D3D12RHI

DatasmithCore

DeveloperSettings

DirectLink

DynamicPlayRate

Engine

Defines actors and components, and implements the game framework.

EngineMessages

Declares message types for the engine framework.

EngineSettings

Encapsulation of engine setting objects.

EyeTracker

FieldSystemEngine

Foliage

GameplayMediaEncoder

GameplayTags

Management of hierarchical tables of text-based tags. Allows management of bulk gameplay data.

GameplayTasks

GeForceNOWWrapper

GeometryCollectionEngine

GeometryCore

GeometryFramework

HeadMountedDisplay

Interface for HMD devices.

HTTP

HTTP request/response parsing interface.

HttpNetworkReplayStreaming

HttpServer

Icmp

IESFile

ImageCore

Storage and format conversion routines for image data.

ImageWrapper

Wrappers around various image file formats.

ImageWriteQueue

InputCore

Key definitions and related code

InputDevice

Interface for external controller implementations.

InstallBundleManager

InteractiveToolsFramework

InterchangeCore

InterchangeEngine

Json

JsonUtilities

JSON conversion routines for UObject types.

Landscape

Launch

Entry point for the engine

LauncherPlatform

LevelSequence

LiveLinkAnimationCore

LiveLinkInterface

LiveLinkMessageBusFramework

LocalFileNetworkReplayStreaming

MaterialShaderQualitySettings

Media

MediaAssets

MediaUtils

MeshConversion

MeshConversionEngineTypes

MeshDescription

MeshUtilitiesCommon

Messaging

Generalized messaging system. Allows passing strongly typed messages between endpoints using arbitrary transport protocols.

MessagingCommon

MessagingRpc

MoviePlayer

Platform and format-agnostic movie player

MoviePlayerProxy

MovieScene

MovieSceneCapture

MovieSceneTracks

MRMesh

NavigationSystem

Navmesh

Functionality to support the navigation mesh.

NetCommon

NetCore

NetworkFile

Cook-on-the-fly network filesystem.

NetworkFileSystem

Cook-on-the-fly network filesystem.

Networking

Platform networking support.

NetworkReplayStreaming

NonRealtimeAudioRenderer

NullDrv

Placeholder RHI implementation for systems that do not need to render.

NullNetworkReplayStreaming

OpenGLDrv

OpenGL RHI implementation.

Overlay

PacketHandler

PakFile

Reads from a monolithic PAK file in a packaged build.

PerfCounters

PhysicsCore

PhysXCooking

PortalMessages

PortalProxies

PortalRpc

PortalServices

PreLoadScreen

Projects

Functionality for manipulating .uproject and .uplugin files

PropertyPath

RawMesh

Raw mesh data used to construct optimized runtime rendering streams.

ReliabilityHandlerComponent

RenderCore

Core data structures and utilities shared by modules that perform rendering.

Renderer

Manages and renders scenes, the renderable information associated with each world. Includes the definition of all drawing policies and shaders.

RHI

Interface for rendering APIs.

RHICore

RigVM

RSA

SandboxFile

Redirects reads and writes through a user-specified sandbox directory.

Serialization

SessionMessages

Message objects used to communicate with running engine sessions.

SessionServices

Service interfaces used by the session management modules.

SignalProcessing

SkeletalMeshDescription

Slate

Unreal's declarative UI framework. Used to build the Unreal Editor, and for in-game UI.

SlateCore

Core declarations and types for Slate

SlateNullRenderer

SlateRHIRenderer

Default Slate rendering implementation which uses the default RHI API.

Sockets

Platform-abstracted socket implementation.

SoundFieldRendering

SSL

StageDataCore

StaticMeshDescription

StorageServerClient

StreamingFile

Cook-on-the-fly network filesystem.

StreamingPauseRendering

Module for handling rendering during blocking loads.

SynthBenchmark

Benchmarking routines used to assess system performance.

TextureUtilitiesCommon

TimeManagement

TraceLog

TypedElementFramework

TypedElementRuntime

UMG

Unreal Motion Graphics. Unreal's data-driven UI framework built on top of Slate. Work in progress.

VectorVM

Vector virtual machine. Experimental, intended for use in future features.

Voice

Voice capture interface

Voronoi

VulkanRHI

WebBrowser

WebSockets

WidgetCarousel

XmlParser

Simple XML parser.

Editor

ActorPickerMode

Actor picker for setting up attachments.

AddContentDialog

AdvancedPreviewScene

AIGraph

AnimationBlueprintEditor

AnimationBlueprintLibrary

AnimationEditor

AnimationModifiers

AnimGraph

Editor for animation graphs.

AssetPlacementEdMode

AssetTagsEditor

AudioEditor

BehaviorTreeEditor

Editor for behavior trees.

BlueprintEditorLibrary

BlueprintGraph

Extends graph editor functionality for Blueprints.

Blutility

  1. Editor for Blueprint Utilities.

Cascade

Editor for particle systems.

ClassViewer

Browser and picker functionality for C++ and Blueprint classes.

ClothingSystemEditor

ClothingSystemEditorInterface

ClothPainter

CommonMenuExtensions

ComponentVisualizers

Editor specific code for drawing Actor components.

ConfigEditor

ContentBrowser

Browser and picker functionality for assets.

ContentBrowserData

CSVtoSVG

CurveAssetEditor

Editor for standalone curve assets.

CurveEditor

CurveTableEditor

Editor for curve table assets.

DataLayerEditor

DataTableEditor

Editor for tables of generic text data.

DerivedDataEditor

DetailCustomizations

Built-in customizations for the display of object properties.

DeviceProfileEditor

Editor for target device profiles.

DeviceProfileServices

Device profile manager.

DistCurveEditor

Editor for distribution curves.

Documentation

Support for displaying UDN documentation in the Editor.

EditorConfig

EditorFramework

EditorInteractiveToolsFramework

EditorSettingsViewer

Editor for UObject-based settings.

EditorStyle

Slate style for the Editor.

EditorSubsystem

EditorWidgets

Slate widgets used in various places in the Editor.

EnvironmentLightingViewer

FoliageEdit

Foliage editing and support classes.

FontEditor

Editor for font assets.

GameplayTasksEditor

GameProjectGeneration

Functionality for generating new game projects and associated data.

GraphEditor

Base editor functionality for node-based graphs, used in Blueprints, Materials etc.

HardwareTargeting

HierarchicalLODOutliner

InputBindingEditor

Editor for input bindings.

InternationalizationSettings

Settings for Editor region & language.

IntroTutorials

Implements editor tutorials.

Kismet

Blueprint editor.

KismetCompiler

Compiler for Blueprints.

KismetWidgets

Widgets used in the Blueprint editor.

LandscapeEditor

Landscape editing and support classes.

LandscapeEditorUtilities

Layers

Editor for creating & managing groups of actors by layer.

LevelAssetEditor

LevelEditor

Level editing and viewing tools. Container for many Editor functions.

LevelInstanceEditor

LocalizationCommandletExecution

LocalizationDashboard

MainFrame

Root window for the Editor.

MaterialEditor

Editor for materials, material functions & material instances.

MergeActors

MeshPaint

Vertex and texture painting tools.

MovieSceneCaptureDialog

MovieSceneTools

Tools for working with Sequencer movie scenes. Work in progress.

NewLevelDialog

Dialog allowing creation of a new level.

OverlayEditor

PackagesDialog

Dialog used to display package status & operations (saving, checking out etc.).

Persona

Editor for Skeletal meshes, skeletons and animation-related systems.

PhysicsAssetEditor

Physical asset editor, allowing setup of physics for skeletal meshes.

PIEPreviewDeviceProfileSelector

PIEPreviewDeviceSpecification

PinnedCommandList

PixelInspectorModule

PlacementMode

Drag-and-drop object placement tools.

PListEditor

Editor for Mac/iOS plist XML files.

PluginWarden

ProjectSettingsViewer

Viewer for project settings.

ProjectTargetPlatformEditor

Allows editing which platforms your project will support.

PropertyEditor

Functionality for editing UProperties in the details panel & property grid.

RewindDebuggerInterface

SceneDepthPickerMode

SceneOutliner

Browsing and picking functionality for Actors.

Sequencer

Tool for animating and coordinating object animations on timelines. Work in progress.

SequenceRecorder

SequencerWidgets

Slate widget definitions for Sequencer.

SerializedRecorderInterface

SkeletalMeshEditor

SkeletonEditor

SourceControlWindows

Windows used for various source control operations.

StaticMeshEditor

Editor for static meshes.

StatsViewer

Auditing tools for various statistics.

StatusBar

StringTableEditor

StructViewer

SubobjectDataInterface

SubobjectEditor

SwarmInterface

Interface for the swarm distributed lighting build system.

TextureEditor

Editor for textures.

ToolMenusEditor

TranslationEditor

Editor for translating localized text.

TurnkeySupport

UATHelper

UMGEditor

Editor for UMG assets.

UndoHistory

Inspector for the the undo/redo history.

UnrealEd

Core editor functionality.

UnrealEdMessages

Automation messages for the Editor.

ViewportInteraction

ViewportSnapping

  1. In-viewport actor snapping functionality.

VirtualTexturingEditor

VREditor

WorkspaceMenuStructure

Base functionality for shared menu structure used in asset editors.

WorldBrowser

Editor for configuring streaming levels.

WorldPartitionEditor

Developer

AITestSuite

AnimationDataController

AnimationWidgets

AssetTools

Tools, widgets and helper functions for dealing with assets.

AudioFormatADPCM

Support for ADPCM decoding

AudioFormatBink

AudioFormatOgg

Support for OGG Vorbis decoding

AudioFormatOpus

Support for Opus decoding

AudioSettingsEditor

AutomationController

Entry point for the automation system.

AutomationDriver

AutomationWindow

Widgets & windows used to interact with the automation system.

BSPUtils

CollectionManager

System for managing collections of assets.

CollisionAnalyzer

Tool used to check collisions.

CookedEditor

DatasmithExporter

DerivedDataCache

Manages the cache of engine-optimized data derived from source assets.

DesktopPlatform

Generaized abstraction of a desktop platform's services.

DesktopWidgets

DeveloperToolSettings

DeviceManager

User interface for interacting with connected devices.

DirectoryWatcher

Platform-agnostic tracking of filesystem changes.

EditorAnalyticsSession

ExternalImagePicker

Widgets used to pick images on disk that are not used as textures.

FunctionalTesting

Tests engine functionality.

GameplayDebugger

Gameplay debugging utilities.

GeometryProcessingInterfaces

GraphColor

HierarchicalLODUtilities

HotReload

IoStoreUtilities

LauncherServices

Provides functionality to cook, package, deploy & launch games.

Localization

LocalizationService

LogVisualizer

UI for analyzing log output.

MaterialBaking

MaterialUtilities

Merge

Widgets used to merge conflicting revisions of UAssets. Currently only provides experimental support for merging blueprints.

MeshBoneReduction

Utility to remove bones from skeletons based on skeletal mesh LODs.

MeshBuilder

MeshBuilderCommon

MeshDescriptionOperations

MeshMergeUtilities

MeshReductionInterface

MeshUtilities

Mesh processing utilities including triangle stripping and LOD generation.

MeshUtilitiesEngine

MessageLog

Rich localized text logging functionality.

NaniteBuilder

OutputLog

Basic text logging functionality.

PakFileUtilities

PhysicsUtilities

Profiler

Core functionality & user interface for the Profiler.

ProfilerClient

Interface for talking to client sessions that can be profiled.

ProfilerMessages

Messages that are used by the profiler.

ProfilerService

Captures and dispatches profiling data.

ProjectLauncher

QuadricMeshReduction

RealtimeProfiler

Displays real-time profiler stats in the profiler window.

RigVMDeveloper

ScreenShotComparison

User interface for comparing captured screenshots.

ScreenShotComparisonTools

Support functionality for screenshot comparisons.

ScriptDisassembler

SessionFrontend

User interface for interacting with running sessions of the engine.

Settings

Base functionality for dealing with UObject-based settings.

SettingsEditor

Editing functionality for UObject-based settings.

ShaderCompilerCommon

Common functionality for compiling shaders.

ShaderFormatOpenGL

Wrapper around OpenGL shader compiler.

ShaderFormatVectorVM

ShaderPreprocessor

Preprocesses shader source.

SharedSettingsWidgets

Widgets used in various setting's detail customizations.

SkeletalMeshUtilitiesCommon

SlateReflector

Implementation of the Slate widget reflector.

SourceCodeAccess

Interface to source code editor plugins.

SourceControl

Interface for communicating with source control providers.

StandaloneRenderer

TargetDeviceServices

Exposes locally connected or remotely discovered network target devices.

TargetPlatform

Per-target platform functionality, including resources, devices & platform capabilities.

TaskGraph

Visualization widgets for the task graph system.

TextureBuild

TextureCompressor

Texture processing routines. Wrapper around compression formats, mipmap generation etc.

TextureFormat

TextureFormatDXT

DXT texture support.

TextureFormatIntelISPCTexComp

TextureFormatUncompressed

Uncompressed texture format handler.

ToolMenus

ToolWidgets

TraceAnalysis

TraceInsights

TraceServices

TreeMap

TurnkeyIO

UncontrolledChangelists

Virtualization

VisualGraphUtils

VulkanShaderFormat

Zen

Plugins

AbilitySystemGameFeatureActions

ActorLayerUtilities

ActorLayerUtilitiesEditor

ActorPalette

ActorSequence

ActorSequenceEditor

AdjustEditor

ADOSupport

AESGCMHandlerComponent

AESHandlerComponent

AISupportModule

AjaMedia

AjaMediaEditor

AjaMediaFactory

AjaMediaOutput

AlembicHairTranslatorModule

AlembicImporter

AlembicLibrary

AnalyticsBlueprintLibrary

AnalyticsMulticast

AnalyticsMulticastEditor

AndroidCameraEditor

AndroidCameraFactory

AndroidDeviceProfileCommandlets

AndroidDeviceProfileSelector

AndroidMediaEditor

AndroidMediaFactory

AndroidPermission

AnimationBudgetAllocator

AnimationLocomotionLibraryEditor

AnimationLocomotionLibraryRuntime

AnimationModifierLibrary

AnimationSharing

AnimationSharingEd

AnimationWarpingEditor

AnimationWarpingRuntime

ApexDestruction

ApexDestructionEditor

AppleARKit

AppleARKitFaceSupport

AppleARKitPoseTrackingLiveLink

AppleImageUtils

AppleImageUtilsBlueprintSupport

AppleProResMedia

AppleVision

AppleVisionBlueprintSupport

ArchVisCharacter

ARUtilities

AssetManagerEditor

AssetReferenceRestrictions

AssetSearch

AssetTags

AudioCapture

AudioCaptureEditor

AudioCaptureTimecodeProvider

AudioGameplay

AudioGameplayVolume

AudioModulation

AudioModulationEditor

AudioSynesthesia

AudioSynesthesiaCore

AudioSynesthesiaEditor

AudioWidgets

AutomationDriverTests

AutomationUtils

AutomationUtilsEditor

AvfMediaEditor

AvfMediaFactory

AvidDNxMedia

AxFImporter

AzureSpatialAnchors

BackChannel

BinkMediaPlayer

BinkMediaPlayerEditor

BlackmagicMedia

BlackmagicMediaEditor

BlackmagicMediaFactory

BlackmagicMediaOutput

BlankPlugin

Example of a minimal plugin. This can be used as a starting point when creating your own plugin.

BlendSpaceMotionAnalysis

BlueprintFileUtils

BlueprintMaterialTextureNodes

BlueprintStats

Provides Blueprint statistics.

Bridge

BspMode

Geometry placement tools.

CableComponent

Component which simulates a cable between two points.

CADInterfaces

CADKernelSurface

CADLibrary

CADTools

CameraCalibration

CameraCalibrationCore

CameraCalibrationCoreEditor

CameraCalibrationEditor

CameraShakePreviewer

CascadeToNiagaraConverter

ChaosCaching

ChaosCachingEditor

ChaosCloth

ChaosClothEditor

ChaosNiagara

ChaosSolverEditor

ChaosVehicles

ChaosVehiclesEditor

CharacterAI

ChunkDownloader

CLionSourceCodeAccess

CodeEditor

CodeView

Provides an in-editor code view of game classes and structures with direct IDE accessibility.

ColorCorrectRegions

ColorCorrectRegionsEditor

CommonConversationEditor

CommonConversationGraph

CommonConversationRuntime

CommonInput

CommonUI

CommonUIEditor

CommonUILayout

CompositePlane

Composure

ComposureEditor

ComposureLayersEditor

ComputeFramework

ComputeFrameworkEditor

Concert

ConcertSyncClient

ConcertSyncCore

ConcertSyncServer

ConcertSyncTest

ConcertSyncUI

ConcertTakeRecorder

ConcertTransport

ConsoleVariablesEditor

ContentBrowserAliasDataSource

ContentBrowserAssetDataSource

ContentBrowserClassDataSource

ContentBrowserFileDataSource

ContextualAnimation

ControlFlows

ControlRig

ControlRigDeveloper

ControlRigEditor

ControlRigSpline

ControlRigSplineEditor

CoreTechSurface

CryptoKeys

CryptoKeysOpenSSL

CurveEditorTools

CustomizableSequencerTracks

CustomizableSequencerTracksEditor

CustomMeshComponent

Component class that allows you to specify custom geometry via C++ or Blueprints.

DatabaseSupport

DataCharts

DataChartsEditor

DataprepCore

DataprepEditor

DataprepEditorScriptingUtilities

DataprepGeometryOperations

DataprepLibraries

DataRegistry

DataRegistryEditor

DatasmithC4DDynamicImporter

DatasmithC4DTranslator

DatasmithCADTranslator

DatasmithContent

DatasmithContentEditor

DatasmithDeltaGenTranslator

DatasmithDispatcher

DatasmithExternalSource

DatasmithFBXTranslator

DatasmithGLTFTranslator

DatasmithIFCTranslator

DatasmithImporter

DatasmithNativeTranslator

DatasmithOpenNurbsTranslator

DatasmithPLMXMLTranslator

DatasmithRuntime

DatasmithTranslator

DatasmithVREDTranslator

DatasmithWireTranslator2020

DataValidation

DirectLinkExtension

DirectLinkTest

DisasterRecoveryClient

DisplayCluster

DisplayClusterConfiguration

DisplayClusterConfigurator

DisplayClusterEditor

DisplayClusterMessageInterception

DisplayClusterMultiUser

DisplayClusterPostprocess

DisplayClusterProjection

DisplayClusterRemoteControlInterceptor

DisplayClusterShaders

DisplayClusterStageMonitoring

DMXBlueprintGraph

DMXDisplayCluster

DMXEditor

DMXFixtures

DMXPixelMappingBlueprintGraph

DMXPixelMappingCore

DMXPixelMappingEditor

DMXPixelMappingEditorWidgets

DMXPixelMappingRenderer

DMXPixelMappingRuntime

DMXProtocol

DMXProtocolArtNet

DMXProtocolBlueprintGraph

DMXProtocolEditor

DMXProtocolsACN

DMXRuntime

DTLSHandlerComponent

DummyMeshReconstructor

DynamicMesh

EditorDebugTools

EditorScriptingUtilities

EditorTests

ElectraBase

ElectraCDM

ElectraPlayerFactory

ElectraPlayerPlugin

ElectraPlayerRuntime

ElectraSamples

ElectraSubtitles

EncoderAMF

EncoderNVENC

EnhancedInput

EnvironmentQueryEditor

Editor for AI-navigation environment query templates. Allows the design of queries for such things as cover and spawn points.

EOSShared

EOSVoiceChat

ExampleAssetEditor

ExampleCustomDataInterface

ExampleDeviceProfileSelector

Example device profile sused show selection of device profiles on hardware

ExrReaderGpu

ExternalSource

FacialAnimation

FacialAnimationEditor

FastbuildController

FbxAutomationTestBuilder

FieldSystemEditor

FileLogging

FlurryEditor

FoliageSupport

FractureEditor

FullBodyIK

FunctionalTestingEditor

GameFeatures

GameFeaturesEditor

GameplayAbilities

Framework for asynchronous tasks which run over time while a player uses in-game abilities/powers.

GameplayAbilitiesEditor

Editor for gameplay abilities.

GameplayBehaviorsModule

GameplayCameras

GameplayInsights

GameplayInsightsEditor

GameplayTagsEditor

Editor for gameplay tag tables.

Gauntlet

GeometryAlgorithms

GeometryCache

GeometryCacheAbcFile

GeometryCacheEd

GeometryCacheSequencer

GeometryCacheStreamer

GeometryCacheTracks

GeometryCacheUSD

GeometryCollectionEditor

GeometryCollectionSequencer

GeometryCollectionTracks

GeometryFlowCore

GeometryFlowMeshProcessing

GeometryFlowMeshProcessingEditor

GeometryMode

Geometry editing tools.

GeometryProcessingAdapters

GeometryScriptingCore

GeometryScriptingEditor

GeoReferencing

GeoReferencingEditor

GitSourceControl

GizmoEdMode

GLTFCore

GLTFImporter

GoogleARCoreBase

GoogleARCoreRendering

GoogleARCoreServices

GooglePAD

GooglePADEditor

GPULightmass

GPULightmassEditor

HairModelingToolset

HairStrandsCore

HairStrandsEditor

HAPMedia

HDRIBackdrop

HLMedia

HLMediaEditor

HLMediaFactory

HoloLensPlatformEditor

HoloLensTargetPlatform

Hotfix

HPMotionController

HTNPlanner

HTNTestSuite

HTTPChunkInstaller

IKRig

IKRigDeveloper

IKRigEditor

ImagePlate

ImagePlateEditor

ImgMedia

ImgMediaEditor

ImgMediaEngine

ImgMediaFactory

InputBlueprintNodes

InputEditor

InterchangeDispatcher

InterchangeEditor

InterchangeEditorPipelines

InterchangeExport

InterchangeFbxParser

InterchangeImport

InterchangeMessages

InterchangeNodes

InterchangePipelines

InterchangeResultsBrowser

IOSReplayKit

JsonBlueprintGraph

JsonBlueprintUtilities

Landmass

LandmassEditor

LauncherChunkInstaller

LedWallCalibration

LedWallCalibrationEditor

LensDistortion

LevelSequenceEditor

LevelSnapshotFilters

LevelSnapshots

LevelSnapshotsEditor

LidarPointCloudEditor

LidarPointCloudRuntime

LightGizmos

LightWeightInstancesEditor

LinearTimecode

LiveLink

LiveLinkCamera

LiveLinkCameraEditor

LiveLinkCameraRecording

LiveLinkComponents

LiveLinkControlRig

LiveLinkCurveDebugUI

LiveLinkEditor

LiveLinkFreeD

LiveLinkGraphNode

LiveLinkLens

LiveLinkMasterLockit

LiveLinkMasterLockitEditor

LiveLinkMovieScene

LiveLinkMultiUser

LiveLinkOverNDisplay

LiveLinkPrestonMDR

LiveLinkPrestonMDREditor

LiveLinkSequencer

LiveLinkVRPN

LiveLinkXR

Lobby

LocationServicesAndroidEditor

LocationServicesBPLibrary

LocationServicesIOSEditor

LoginFlow

MassActors

MassAIBehavior

MassAIDebug

MassAIMovement

MassAIMovementEditor

MassAIReplication

MassAITestSuite

MassCommon

MassCrowd

MassEntity

MassEntityEditor

MassEntityTestSuite

MassGameplayDebug

MassGameplayEditor

MassLOD

MassMovement

MassReplication

MassRepresentation

MassSignals

MassSimulation

MassSmartObjects

MassSpawner

MaterialAnalyzer

MatineeToLevelSequence

MDLImporter

MediaCompositing

MediaCompositingEditor

MediaFrameworkUtilities

MediaFrameworkUtilitiesEditor

MediaIOCore

MediaIOEditor

MediaMovieStreamer

MediaPlayerEditor

MegascansPlugin

MeshLODToolset

MeshModelingTools

MeshModelingToolsEditorOnly

MeshModelingToolsExp

MeshPaintEditorMode

MeshPaintingToolset

MessagingDebugger

Provides a visual debugger for the messaging sub-system.

MetasoundEditor

MetasoundEngine

MetasoundEngineTest

MetasoundFrontend

MetasoundGenerator

MetasoundGraphCore

MetasoundStandardNodes

MfMediaEditor

MfMediaFactory

MicrosoftSpatialSound

MIDIDevice

MLAdapter

MLAdapterTestSuite

MLDeformer

MLDeformerEditor

MobileLauncherProfileWizard

MobilePatchingUtils

ModelingComponents

ModelingComponentsEditorOnly

ModelingEditorUI

ModelingOperators

ModelingOperatorsEditorOnly

ModelingToolsEditorMode

ModelProto

ModelProtoFileReader

ModularGameplay

MotionTrajectory

MotionWarping

MotoSynth

MotoSynthEditor

MoviePipelineMaskRenderPass

MovieRenderPipelineCore

MovieRenderPipelineEditor

MovieRenderPipelineRenderPasses

MovieRenderPipelineSettings

MultiUserClient

MultiUserClientLibrary

nDisplaySupport

NetcodeUnitTest

NetworkPrediction

NetworkPredictionExtras

NetworkPredictionExtrasLatentLoad

NetworkPredictionInsights

NeuralNetworkInference

NeuralNetworkInferenceEditor

NeuralNetworkInferenceProfiling

NeuralNetworkInferenceQA

NeuralNetworkInferenceShaders

NewGizmoEnable

Niagara

NiagaraAnimNotifies

NiagaraCore

NiagaraEditor

  1. Editor for particles using the VectorVM.

NiagaraEditorWidgets

NiagaraFluids

NiagaraShader

NiagaraVertexFactories

NUTUnrealEngine

OculusAudio

OculusAudioEditor

OculusEditor

OculusHMD

OculusInput

OculusMR

OculusOpenXRHMD

OneSkyLocalizationService

OnlineBlueprintSupport

Blueprint online functionality. Latent functions, leaderboards etc.

OnlineServicesCommon

OnlineServicesEOS

OnlineServicesInterface

OnlineSubsystem

Interfaces for all online subsystems

OnlineSubsystemAmazon

Amazon account support

OnlineSubsystemEOS

OnlineSubsystemEOSPlus

OnlineSubsystemFacebook

Facebook integration layer

OnlineSubsystemGoogle

OnlineSubsystemNull

Placeholder OnlineSubsystem implementation when no other implementation is available.

OnlineSubsystemOculus

OnlineSubsystemSteam

Online support for Steam

OnlineSubsystemTwitch

OnlineSubsystemUtils

Online utility functions and classes

OodleNetworkHandlerComponent

OpenColorIO

OpenColorIOEditor

OpenCVHelper

OpenCVLensCalibration

OpenCVLensDistortion

OpenExrWrapper

OpenImageDenoise

OpenXRAR

OpenXREditor

OpenXREyeTracker

OpenXRHandTracking

OpenXRHMD

OpenXRInput

OpenXRMsftHandInteraction

OptimusCore

OptimusDeveloper

OptimusEditor

OptimusTools

OptionalMobileFeaturesBPLibrary

OSC

OSCModulationMixing

PanoramicCapture

Paper2D

Runtime component for Paper 2D engine support, containing the asset and component classes, etc...

Paper2DEditor

Contains the editor-specific classes and asset editors for working with Paper2D types (sprite editor, flipbook editor, etc...)

PaperSpriteSheetImporter

PaperTiledImporter

Importer for JSON tile maps and associated data, exported from Tiled 0.90 or later

ParametricSurface

ParametricSurfaceExtension

Party

PatchCheck

PBIK

PerforceSourceControl

Adds support for Perforce source control.

PerformanceMonitor

PFMExporter

PhysXVehicles

PhysXVehiclesEditor

PixelStreaming

PixWinPlugin

PlanarCut

PlasticSourceControl

PlatformCrypto

PlatformCryptoOpenSSL

PlatformCryptoTypes

PlayTimeLimit

PluginBrowser

PluginUtils

PointCloud

PoseSearch

PoseSearchEditor

PreLoadScreenMoviePlayer

ProceduralMeshComponent

ProceduralMeshComponentEditor

PropertyAccessEditor

PropertyAccessNode

ProxyLODMeshReduction

PythonAutomationTest

PythonScriptPlugin

PythonScriptPluginPreload

Qos

RawInput

Reflex

Rejoin

RemoteControl

RemoteControlCommon

RemoteControlInterception

RemoteControlProtocol

RemoteControlProtocolDMX

RemoteControlProtocolDMXEditor

RemoteControlProtocolMIDI

RemoteControlProtocolMIDIEditor

RemoteControlProtocolOSC

RemoteControlProtocolWidgets

RemoteControlUI

RemoteControlWebInterface

RemoteDatabaseSupport

RemoteSession

RemoteSessionEditor

RenderGraphInsights

ReplayTracks

ReplayTracksEditor

ReplicationGraph

ResonanceAudio

ResonanceAudioEditor

RewindDebugger

RewindDebuggerVLog

RHITests

RiderSourceCodeAccess

RigLogicEditor

RigLogicLib

RigLogicLibTest

RigLogicModule

RuntimePhysXCooking

RuntimeTests

SampleToolsEditorMode

ScreenReader

SequencerAnimTools

SequencerPlaylists

SequencerScripting

SequencerScriptingEditor

Shotgrid

SignificanceManager

SimpleHMD

SkeletalMerging

SkeletalMeshReduction

SlateInsights

SlateScreenReader

SlateScriptingCommands

SmartObjectsEditorModule

SmartObjectsModule

SmartObjectsTestSuite

SmartSnapping

Support for snapping to arbitrary Z-planes. Work in progress.

SoundCueTemplates

SoundCueTemplatesEditor

SoundFields

SoundMod

Support for audio tracker modules using libxmp.

SoundModImporter

Importer for SoundMod assets.

SoundUtilities

SoundUtilitiesEditor

SourceFilteringCore

SourceFilteringEditor

SourceFilteringTrace

Spatialization

SpatializationEditor

SpeedTreeImporter

Importer for SpeedTree SRT files.

StageDataProvider

StageMonitor

StageMonitorCommon

StageMonitorEditor

StateTreeEditorModule

StateTreeModule

StateTreeTestSuite

StaticMeshEditorModeling

SteamAudio

SteamAudioEditor

SteamController

SteamShared

SteamSockets

SteamVR

SteamVREditor

SteamVRInput

SteamVRInputDevice

StructUtils

StructUtilsEditor

StructUtilsTestSuite

StylusInput

SubversionSourceControl

Adds support for Subversion source control.

SunPosition

SwitchboardEditor

Synthesis

SynthesisEditor

TakeMovieScene

TakeRecorder

TakeRecorderSources

TakesCore

TakeSequencer

TakeTrackRecorders

TcpMessaging

TemplateSequence

TemplateSequenceEditor

TestSamples

Text3D

Text3DEditor

TextToSpeech

TextureAlignMode

Interactive UV editing tools for geometry.

TextureFormatOodle

TextureShare

TextureShareCore

TextureShareD3D11

TextureShareD3D12

ThirdPartyHelperAndDLLLoader

TimecodeSynchronizer

TimecodeSynchronizerEditor

TimedDataMonitor

TimedDataMonitorEditor

TraceDataFiltering

UdpMessaging

Adds a UDP based transport and tunneling layer to the messaging sub-system.

UEOpenExrRTTI

UnrealInsightsInterface

UnrealUSDWrapper

UObjectPlugin

Example of a plugin which declares its own UObject type.

USDClasses

USDExporter

USDMultiUser

USDSchemas

USDStage

USDStageEditor

USDStageEditorViewModels

USDStageImporter

USDTests

USDUtilities

UVEditor

UVEditorTools

UVEditorToolsEditorOnly

VariantManager

VariantManagerContent

VariantManagerContentEditor

VCamCore

VCamCoreEditor

VCamInput

VirtualCamera

VirtualCameraEditor

VirtualHeightfieldMesh

VirtualHeightfieldMeshEditor

VisualStudioCodeSourceCodeAccess

VisualStudioSourceCodeAccess

Bridge to allow the editor to interop with Visual Studio.

VPBookmark

VPBookmarkEditor

VPMaterialsEditor

VPUtilities

VPUtilitiesEditor

WarpUtils

Water

WaterEditor

WebAuth

WebBrowserNativeProxy

WebMMedia

WebMMediaEditor

WebMMediaFactory

WebMMoviePlayer

WebRemoteControl

WebSocketNetworking

WindowsDeviceProfileSelector

Used to determine the device settings for Windows platforms.

WindowsMoviePlayer

Windows-specific movie player using Media Foundation.

WmfMedia

WmfMediaEditor

WmfMediaFactory

WorldBuilding

WorldPartitionHLODUtilities

XGEController

XRVisualization

ZoneGraph

ZoneGraphAnnotations

ZoneGraphDebug

ZoneGraphEditor

ZoneGraphTestSuite