To get started with the .NET client library, find the API you want to use and click the desired version number:
|APIs Discovery Service||discovery||v1||Provides information about other Google APIs, such as what APIs are available, the resource, and method details for each API.|
|Accelerated Mobile Pages (AMP) URL API||acceleratedmobilepageurl||v1||This API contains a single method, batchGet. Call this method to retrieve the AMP URL (and equivalent AMP Cache URL) for given public URL(s).|
|Ad Exchange Buyer API||adexchangebuyer||v1.4||Accesses your bidding-account information, submits creatives for validation, finds available direct deals, and retrieves performance reports.
Other versions: v1.3, v1.2
|Ad Exchange Buyer API II||adexchangebuyer2||v2beta1||Accesses the latest features for managing Ad Exchange accounts and Real-Time Bidding configurations.|
|Ad Exchange Seller API||adexchangeseller||v2.0||Accesses the inventory of Ad Exchange seller users and generates reports.
Other versions: v1.1, v1
|AdSense Host API||adsensehost||v4.1||Generates performance reports, generates ad codes, and provides publisher management capabilities for AdSense Hosts.|
|AdSense Management API||adsense||v1.4||Accesses AdSense publishers' inventory and generates performance reports.
Other versions: v1.3
|Admin Data Transfer API||admin||datatransfer_v1||Transfers user data from one user to another.|
|Admin Directory API||admin||directory_v1||The Admin SDK Directory API lets you view and manage enterprise resources such as users and groups, administrative notifications, security features, and more.|
|Admin Reports API||admin||reports_v1||Fetches reports for the administrators of Google Apps customers about the usage, collaboration, security, and risk for their users.|
|BigQuery API||bigquery||v2||A data platform for customers to create, manage, share and query data.|
|Blogger API||blogger||v3||API for access to the data within Blogger.
Other versions: v2
|Books API||books||v1||Searches for books and manages your Google Books library.|
|Calendar API||calendar||v3||Manipulates events and other calendar data.|
|Cloud Monitoring API||cloudmonitoring||v2beta2||Accesses Google Cloud Monitoring data.|
|Cloud SQL Administration API||sqladmin||v1beta4||Creates and configures Cloud SQL instances, which provide fully-managed MySQL databases.
Other versions: v1beta3
|Cloud Storage JSON API||storage||v1||Stores and retrieves potentially large, immutable data objects.
Other versions: v1beta2, v1beta1
|Cloud Tool Results API||toolresults||v1beta3||Reads and publishes results from Cloud Test Lab.|
|Cloud User Accounts API||clouduseraccounts||vm_alpha||Creates and manages users and groups for accessing Google Compute Engine virtual machines.
Other versions: vm_beta, beta, alpha
|Compute Engine API||compute||v1||Creates and runs virtual machines on Google Cloud Platform.
Other versions: beta, alpha
|Consumer Surveys API||consumersurveys||v2||Creates and conducts surveys, lists the surveys that an authenticated user owns, and retrieves survey results and information about specified surveys.|
|Content API for Shopping||content||v2||Manages product items, inventory, and Merchant Center accounts for Google Shopping.
Other versions: v2sandbox
|CustomSearch API||customsearch||v1||Lets you search over a website or collection of websites|
|DCM/DFA Reporting And Trafficking API||dfareporting||v2.6||Manages your DoubleClick Campaign Manager ad campaigns and reports.
Other versions: v2.5beta1, v2.5, v2.4
|DoubleClick Bid Manager API||doubleclickbidmanager||v1||API for viewing and managing your reports in DoubleClick Bid Manager.|
|DoubleClick Search API||doubleclicksearch||v2||Reports and modifies your advertising data in DoubleClick Search (for example, campaigns, ad groups, keywords, and conversions).|
|Drive API||drive||v3||Manages files in Drive including uploading, downloading, searching, detecting changes, and updating sharing permissions.
Other versions: v2
|Enterprise Apps Reseller API||reseller||v1||Creates and manages your customers and their subscriptions.|
|Enterprise License Manager API||licensing||v1||Licensing API to view and manage license for your domain.|
|Firebase Dynamic Links API||firebasedynamiclinks||v1||Firebase Dynamic Links API enables third party developers to programmatically create and manage Dynamic Links.|
|Firebase Rules API||firebaserules||v1||Creates and manages rules that determine when a Firebase Rules-enabled service should permit a request.|
|Fitness||fitness||v1||Stores and accesses user data in the fitness store from apps on any platform.|
|Fusion Tables API||fusiontables||v2||API for working with Fusion Tables data.
Other versions: v1
|Genomics API||genomics||v1||Stores, processes, explores and shares genomic data.
Other versions: v1alpha2, v1beta2
|Genomics API||genomics||v1beta2||Provides access to Genomics data.
Other versions: v1, v1alpha2
|Gmail API||gmail||v1||Access Gmail mailboxes including sending user email.|
|Google Analytics API||analytics||v3||Views and manages your Google Analytics data.
Other versions: v2.4
|Google Analytics Reporting API||analyticsreporting||v4||Accesses Analytics report data.|
|Google App Engine Admin API||appengine||v1||Provisions and manages App Engine applications.
Other versions: v1beta5, v1beta4
|Google App State API||appstate||v1||The Google App State API.|
|Google Apps Activity API||appsactivity||v1||Provides a historical view of activity.|
|Google Apps Script Execution API||script||v1||Executes Google Apps Script projects.|
|Google Civic Information API||civicinfo||v2||Provides polling places, early vote locations, contest data, election officials, and government representatives for U.S. residential addresses.|
|Google Classroom API||classroom||v1||Manages classes, rosters, and invitations in Google Classroom.|
|Google Cloud Billing API||cloudbilling||v1||Retrieves Google Developers Console billing accounts and associates them with projects.|
|Google Cloud Container Builder API||cloudbuild||v1||Builds container images in the cloud.|
|Google Cloud DNS API||dns||v1||Configures and serves authoritative DNS records.
Other versions: v2beta1
|Google Cloud Dataproc API||dataproc||v1||Manages Hadoop-based clusters and jobs on Google Cloud Platform.
Other versions: v1beta1, v1alpha1
|Google Cloud Datastore API||datastore||v1||Accesses the schemaless NoSQL database to provide fully managed, robust, scalable storage for your application.
Other versions: v1beta3, v1beta2, v1beta1
|Google Cloud Deployment Manager API||deploymentmanager||v2||Declares, configures, and deploys complex solutions on Google Cloud Platform.|
|Google Cloud Machine Learning||ml||v1beta1||An API to enable creating and using machine learning models.|
|Google Cloud Natural Language API||language||v1beta1||Google Cloud Natural Language API provides natural language understanding technologies to developers. Examples include sentiment analysis, entity recognition, and text annotations.|
|Google Cloud Pub/Sub API||pubsub||v1||Provides reliable, many-to-many, asynchronous messaging between applications.
Other versions: v1beta2, v1beta1a
|Google Cloud Resource Manager API||cloudresourcemanager||v1||The Google Cloud Resource Manager API provides methods for creating, reading, and updating project metadata.
Other versions: v1beta1
|Google Cloud RuntimeConfig API||runtimeconfig||v1beta1||Provides capabilities for dynamic configuration and coordination for applications running on Google Cloud Platform.|
|Google Cloud Speech API||speech||v1beta1||Google Cloud Speech API.|
|Google Cloud Trace API||cloudtrace||v1||Send and retrieve trace data from Google Cloud Trace. Data is generated and available by default for all App Engine applications. Data from other applications can be written to Cloud Trace for display, reporting, and analysis.|
|Google Cloud Vision API||vision||v1||Integrates Google Vision features, including image labeling, face, logo, and landmark detection, optical character recognition (OCR), and detection of explicit content, into applications.|
|Google Compute Engine Instance Group Manager API||replicapool||v1beta2||[Deprecated. Please use Instance Group Manager in Compute API] Provides groups of homogenous Compute Engine instances.|
|Google Compute Engine Instance Group Updater API||replicapoolupdater||v1beta1||[Deprecated. Please use compute.instanceGroupManagers.update method. replicapoolupdater API will be disabled after December 30th, 2016] Updates groups of Compute Engine instances.|
|Google Compute Engine Instance Groups API||resourceviews||v1beta2||The Resource View API allows users to create and manage logical sets of Google Compute Engine instances.|
|Google Container Engine API||container||v1||Builds and manages clusters that run container-based applications, powered by open source Kubernetes technology.|
|Google Dataflow API||dataflow||v1b3||Develops and executes data processing patterns like ETL, batch computation, and continuous computation.|
|Google Fonts Developer API||webfonts||v1||Accesses the metadata for all families served by Google Fonts, providing a list of families currently available (including available styles and a list of supported script subsets).|
|Google Identity Toolkit API||identitytoolkit||v3||Help the third party sites to implement federated login.|
|Google Identity and Access Management (IAM) API||iam||v1||Manages identity and access control for Google Cloud Platform resources, including the creation of service accounts, which you can use to authenticate to Google and make API calls.|
|Google Mirror API||mirror||v1||Interacts with Glass users via the timeline.|
|Google OAuth2 API||oauth2||v2||Obtains end-user authorization grants for use with other Google APIs.
Other versions: v1
|Google Partners API||partners||v2||Lets advertisers search certified companies and create contact leads with them, and also audits the usage of clients.|
|Google People API||people||v1||The Google People API service gives access to information about profiles and contacts.|
|Google Play Developer API||androidpublisher||v2||Lets Android application developers access their Google Play accounts.
Other versions: v1.1, v1
|Google Play EMM API||androidenterprise||v1||Manages the deployment of apps to Android for Work users.|
|Google Play Game Services API||games||v1||The API for Google Play Game Services.|
|Google Play Game Services Management API||gamesManagement||v1management||The Management API for Google Play Game Services.|
|Google Play Game Services Publishing API||gamesConfiguration||v1configuration||The Publishing API for Google Play Game Services.|
|Google Play Movies Partner API||playmoviespartner||v1||Gets the delivery status of titles for Google Play Movies Partners.|
|Google Proximity Beacon API||proximitybeacon||v1beta1||Registers, manages, indexes, and searches beacons.|
|Google Service Control API||servicecontrol||v1||Google Service Control provides control plane functionality to managed services, such as logging, monitoring, and status checks.|
|Google Service Management API||servicemanagement||v1||Google Service Management allows service producers to publish their services on Google Cloud Platform so that they can be discovered and used by service consumers.|
|Google Sheets API||sheets||v4||Reads and writes Google Sheets.|
|Google Site Verification API||siteVerification||v1||Verifies ownership of websites or domains with Google.|
|Google Spectrum Database API||spectrum||v1explorer||API for spectrum-management functions.|
|Google Storage Transfer API||storagetransfer||v1||Transfers data from external data sources to a Google Cloud Storage bucket or between Google Cloud Storage buckets.|
|Google+ API||plus||v1||Builds on top of the Google+ platform.|
|Google+ Domains API||plusDomains||v1||Builds on top of the Google+ platform for Google Apps Domains.|
|Groups Migration API||groupsmigration||v1||Groups Migration Api.|
|Groups Settings API||groupssettings||v1||Lets you manage permission levels and related settings of a group.|
|Knowledge Graph Search API||kgsearch||v1||Knowledge Graph Search API allows developers to search the Google Knowledge Graph for entities.|
|PageSpeed Insights API||pagespeedonline||v2||Analyzes the performance of a web page and provides tailored suggestions to make that page faster.
Other versions: v1
|Prediction API||prediction||v1.6||Lets you access a cloud hosted machine learning service that makes it easy to build smart apps
Other versions: v1.5, v1.4, v1.3, v1.2
|QPX Express API||qpxExpress||v1||Finds the least expensive flights between an origin and a destination.|
|Replica Pool API||replicapool||v1beta1||The Replica Pool API allows users to declaratively provision and manage groups of Google Compute Engine instances based on a common template.|
|Resource Views API||resourceviews||v1beta1||The Resource View API allows users to create and manage logical sets of Google Compute Engine instances.|
|Safe Browsing APIs||safebrowsing||v4||Enables client applications to check web resources (most commonly URLs) against Google-generated lists of unsafe web resources.|
|Search Console API||webmasters||v3||View Google Search Console data for your verified sites.|
|Stackdriver Debugger API||clouddebugger||v2||Examines the call stack and variables of a running application without stopping or slowing it down.|
|Stackdriver Error Reporting API||clouderrorreporting||v1beta1||Stackdriver Error Reporting groups and counts similar errors from cloud services. The Stackdriver Error Reporting API provides a way to report new errors and read access to error groups and their associated errors.|
|Stackdriver Logging API||logging||v2beta1||Writes log entries and manages your Stackdriver Logging configuration.|
|Stackdriver Monitoring API||monitoring||v3||Manages your Stackdriver Monitoring data and configurations. Most projects must be associated with a Stackdriver account, with a few exceptions as noted on the individual method pages.|
|Tag Manager API||tagmanager||v1||Accesses Tag Manager accounts and containers.|
|TaskQueue API||taskqueue||v1beta2||Accesses a Google App Engine Pull Task Queue over REST.
Other versions: v1beta1
|Tasks API||tasks||v1||Lets you manage your tasks and task lists.|
|Translate API||translate||v2||Translates text from one language to another.|
|URL Shortener API||urlshortener||v1||Lets you create, inspect, and manage goo.gl short URLs|
|YouTube Analytics API||youtubeAnalytics||v1||Retrieves your YouTube Analytics data.
Other versions: v1beta1
|YouTube Data API||youtube||v3||Supports core YouTube features, such as uploading videos, creating and managing playlists, searching for content, and much more.|
|YouTube Reporting API||youtubereporting||v1||Schedules reporting jobs containing your YouTube Analytics data and downloads the resulting bulk data reports in the form of CSV files.|