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API Reference
CLI Reference
iOS — Swift
iOS — Objective-C
Android
- Package Summary
- ads
  - Overview
  - AdListener
  - AdLoader
    - Overview
    - Builder
  - AdRequest
    - Overview
    - Builder
  - AdSize
  - AdView
  - Correlator
  - InterstitialAd
  - MobileAds
    - Overview
    - Settings
  - NativeExpressAdView
  - VideoController
    - Overview
    - VideoLifecycleCallbacks
  - VideoOptions
    - Overview
    - Builder
- ads.doubleclick
  - Overview
  - AppEventListener
  - CustomRenderedAd
  - OnCustomRenderedAdLoadedListener
  - PublisherAdRequest
    - Overview
    - Builder
  - PublisherAdView
  - PublisherInterstitialAd
- ads.formats
  - Overview
  - AdChoicesView
  - MediaView
  - NativeAd
  - NativeAdOptions
  - NativeAdView
  - NativeAppInstallAd
    - Overview
    - OnAppInstallAdLoadedListener
  - NativeAppInstallAdView
  - NativeContentAd
    - Overview
    - OnContentAdLoadedListener
  - NativeContentAdView
  - NativeCustomTemplateAd
  - OnPublisherAdViewLoadedListener
  - PublisherAdViewOptions
    - Overview
    - Builder
- ads.identifier
  - Overview
  - AdvertisingIdClient
    - Overview
    - Info
- ads.mediation
- ads.mediation.admob
  - Overview
  - AdMobExtras
- ads.mediation.customevent
- ads.reward
- ads.reward.mediation
- ads.search
  - Overview
  - DynamicHeightSearchAdRequest
    - Overview
    - Builder
  - SearchAdRequest
    - Overview
    - Builder
  - SearchAdView
- appindexing
  - Overview
  - Action
    - Overview
    - Builder
  - AndroidAppUri
  - AppIndex
  - AppIndexApi
  - Thing
    - Overview
    - Builder
- appinvite
  - Overview
  - AppInvite
  - AppInviteApi
  - AppInviteInvitation
    - Overview
    - AppInviteInvitation.IntentBuilder
      - Overview
      - PlatformMode
  - AppInviteInvitationResult
  - AppInviteReferral
- measurement
- firebase
- firebase.analytics
  - Overview
  - FirebaseAnalytics
- firebase.appindexing
  - Overview
  - Action
    - Overview
    - Builder
    - Action.Metadata
      - Overview
      - Builder
  - AndroidAppUri
  - FirebaseAppIndex
  - FirebaseAppIndexingException
  - FirebaseAppIndexingInvalidArgumentException
  - FirebaseAppIndexingTooManyArgumentsException
  - FirebaseUserActions
  - Indexable
    - Overview
    - Builder
    - Indexable.Metadata
      - Overview
      - Builder
- firebase.appindexing.builders
- firebase.appinvite
  - Overview
  - FirebaseAppInvite
- firebase.auth
- firebase.crash
  - Overview
  - FirebaseCrash
- firebase.database
  - Overview
  - ChildEventListener
  - DataSnapshot
  - DatabaseError
  - DatabaseException
  - DatabaseReference
    - Overview
    - CompletionListener
  - Exclude
  - FirebaseDatabase
  - GenericTypeIndicator
  - IgnoreExtraProperties
  - Logger
    - Overview
    - Level
  - MutableData
  - OnDisconnect
  - PropertyName
  - Query
  - ServerValue
  - ThrowOnExtraProperties
  - Transaction
  - ValueEventListener
- firebase.dynamiclinks
  - Overview
  - DynamicLink
    - Overview
    - DynamicLink.AndroidParameters
      - Overview
      - Builder
    - Builder
    - DynamicLink.GoogleAnalyticsParameters
      - Overview
      - Builder
    - DynamicLink.IosParameters
      - Overview
      - Builder
    - DynamicLink.ItunesConnectAnalyticsParameters
      - Overview
      - Builder
    - DynamicLink.NavigationInfoParameters
      - Overview
      - Builder
    - DynamicLink.SocialMetaTagParameters
      - Overview
      - Builder
  - FirebaseDynamicLinks
  - PendingDynamicLinkData
  - ShortDynamicLink
- firebase.firestore
  - Overview
  - Blob
  - CollectionReference
  - DocumentChange
    - Overview
    - Type
  - DocumentListenOptions
  - DocumentReference
  - DocumentSnapshot
  - EventListener
  - Exclude
  - FieldPath
  - FieldValue
  - FirebaseFirestore
  - FirebaseFirestoreException
    - Overview
    - Code
  - FirebaseFirestoreSettings
    - Overview
    - Builder
  - GeoPoint
  - IgnoreExtraProperties
  - ListenerRegistration
  - PropertyName
  - Query
    - Overview
    - Direction
  - QueryListenOptions
  - QuerySnapshot
  - ServerTimestamp
  - SetOptions
  - SnapshotMetadata
  - ThrowOnExtraProperties
  - Transaction
    - Overview
    - Function
  - WriteBatch
- firebase.iid
- firebase.messaging
  - Overview
  - FirebaseMessaging
  - FirebaseMessagingService
  - RemoteMessage
  - SendException
- firebase.perf
  - Overview
  - FirebasePerformance
- firebase.perf.metrics
- firebase.provider
  - Overview
  - FirebaseInitProvider
- firebase.remoteconfig
  - Overview
  - FirebaseRemoteConfig
  - FirebaseRemoteConfigException
  - FirebaseRemoteConfigFetchException
  - FirebaseRemoteConfigFetchThrottledException
  - FirebaseRemoteConfigInfo
  - FirebaseRemoteConfigSettings
    - Overview
    - Builder
  - FirebaseRemoteConfigValue
- firebase.storage
  - Overview
  - CancellableTask
  - ControllableTask
  - FileDownloadTask
    - Overview
    - TaskSnapshot
  - FirebaseStorage
  - OnPausedListener
  - OnProgressListener
  - StorageException
    - Overview
    - ErrorCode
  - StorageMetadata
    - Overview
    - Builder
  - StorageReference
  - StorageTask
  - StreamDownloadTask
  - UploadTask
    - Overview
    - TaskSnapshot
JavaScript
- Overview
- firebase
- firebase.app
  - Overview
  - App
- firebase.auth
- firebase.database
- firebase.firestore
- firebase.messaging
  - Overview
  - Messaging
- firebase.storage
Node.js (Client)
- Overview
- firebase
- firebase.app
  - Overview
  - App
- firebase.auth
- firebase.database
C++
- Overview
- firebase
  - Overview
  - Classes
- firebase::admob
- firebase::admob::rewarded_video
  - Overview
  - Classes
    - Listener
    - PollableRewardListener
  - Structs
    - RewardItem
- firebase::analytics
  - Overview
  - Structs
    - Parameter
- firebase::auth
- firebase::database
  - Overview
  - Classes
- firebase::dynamic_links
- firebase::invites
  - Overview
  - Classes
    - Listener
  - Structs
    - Invite
    - SendInviteResult
- firebase::messaging
  - Overview
  - Classes
    - Listener
    - PollableListener
  - Structs
    - Message
    - Notification
- firebase::remote_config
  - Overview
  - Structs
- firebase::storage
  - Overview
  - Classes
- Modules
- Namespaces
  - google_play_services
- Related Pages
  - Deprecated List
Unity
- Overview
- Firebase
  - Overview
  - Classes
- Firebase.Analytics
  - Overview
  - Classes
    - FirebaseAnalytics
    - Parameter
- Firebase.Auth
- Firebase.Database
  - Overview
  - Classes
- Firebase.DynamicLinks
  - Overview
  - Classes
- Firebase.Invites
  - Overview
  - Classes
- Firebase.Messaging
  - Overview
  - Classes
- Firebase.RemoteConfig
  - Overview
  - Classes
    - ConfigInfo
    - FirebaseRemoteConfig
  - Structs
    - ConfigSettings
    - ConfigValue
- Firebase.Storage
  - Overview
  - Classes
- System.Threading.Tasks
  - Overview
  - Classes
    - Task
    - Task< T >
- Namespaces
  - System
  - System.Threading
- Related Pages
  - Deprecated List
Cloud Functions
- Overview
- functions
- Analytics
- functions.analytics
- AnalyticsEvent
- AnalyticsEventBuilder
- AppInfo
- DeviceInfo
- ExportBundleInfo
- GeoInfo
- UserDimensions
- UserPropertyValue
- Authentication
- functions.auth
- UserBuilder
- UserInfo
- UserMetadata
- UserRecord
- Firestore
- functions.firestore
- DocumentBuilder
- DocumentDeltaSnapshot
- Database
- functions.database
- DeltaSnapshot
- RefBuilder
- HTTPS
- functions.https
- Pub/Sub
- functions.pubsub
- Message
- TopicBuilder
- Storage
- functions.storage
- BucketBuilder
- ObjectBuilder
- ObjectMetadata
- Miscellaneous
- CloudFunction
- Config
- Event
- functions.config
- HttpsFunction
Admin SDK
- Overview
- Node.js
  - Overview
  - admin
  - admin.auth
  - admin.credential
    - Overview
    - Credential
  - admin.database
  - admin.firestore
  - admin.messaging
  - admin.storage
    - Overview
    - Storage
- Java
  - com.google.firebase
    - Overview
    - FirebaseApp
    - FirebaseException
    - FirebaseOptions
      - Overview
      - Builder
    - ThreadManager
  - com.google.firebase.auth
  - com.google.firebase.cloud
    - Overview
    - StorageClient
  - com.google.firebase.database
    - Overview
    - ChildEventListener
    - DataSnapshot
    - DatabaseError
    - DatabaseException
    - DatabaseReference
      - Overview
      - CompletionListener
    - Exclude
    - FirebaseDatabase
    - GenericTypeIndicator
    - IgnoreExtraProperties
    - Logger
      - Overview
      - Level
    - MutableData
    - OnDisconnect
    - PropertyName
    - Query
    - ServerValue
    - ThrowOnExtraProperties
    - Transaction
    - ValueEventListener
  - com.google.firebase.tasks
- Python
- Go
REST
- Realtime Database
- Realtime Database User Auth
- Authentication and User Management
- Cloud Firestore
  - Overview
  - Collections
  - projects.databases
  - projects.databases.collectionGroups
  - projects.databases.collectionGroups.fields
  - projects.databases.documents
  - projects.databases.indexes
  - projects.databases.namespaces
  - projects.databases.operations
  - Other Types
  - Document
  - DocumentMask
  - GetDocumentRequest
  - IndexOperationMetadata
  - OperationType
  - Precondition
  - RunQueryResponse
  - StorageUsage
  - StructuredQuery
  - TransactionOptions
  - Value
  - Write
  - WriteResult
RPC
- Cloud Firestore
Security
FCM App Server Protocol
- HTTP Server Protocol
- XMPP Server Protocol
App Indexing
- Common Builders for Indexable Objects
- Android API for App Indexing
Dynamic Links
- Short Links API
- Analytics API
Hosting
- Deployment Configuration
Gradle
- Google Services Gradle Plugin

API Reference
CLI Reference
iOS — Swift
iOS — Objective-C
- FirebaseCore
- Classes
- Enums
- Type Definitions
  - Overview
  - FIRAppVoidBoolCallback
- FirebaseAnalytics
- Classes
  - Overview
  - FIRAnalytics
- Constants