# Services API reference > Explore reference documentation for Unity Gaming Services SDKs, REST APIs, and CLIs. ## Collaboration | Service | Reference documentation | | ---------------- | ----------------------------------------------------------------------- | | Build Automation | * [REST API](https://build-api.cloud.unity3d.com/docs/1.0.0/index.html) | ## LiveOps | Service | Reference documentation | | ---------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Authentication | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.authentication@latest/index.html?subfolder=/api/index.html) * [Admin REST API](https://services.docs.unity.com/auth/v1/) * [Player Authentication REST API](https://services.docs.unity.com/player-auth/v1/) * [Player Authentication Admin REST API](https://services.docs.unity.com/player-auth-admin/v1/) * [CLI](https://services.docs.unity.com/guides/ugs-cli/latest/player/Player%20Command%20Line/overview/) | | Analytics | - [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.analytics@latest/index.html?subfolder=/api/index.html) - [Client REST API](https://services.docs.unity.com/analytics/v1/) | | Cloud Code | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.cloudcode@latest/index.html?subfolder=/api/index.html) * [Admin REST API](https://services.docs.unity.com/cloud-code-admin/v1/) * [Client REST API](https://services.docs.unity.com/cloud-code/v1/) * [CLI](https://services.docs.unity.com/guides/ugs-cli/latest/cloud-code/Cloud%20Code%20Command%20Line/overview/) | | Cloud Content Delivery | - [Client Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.ccd-client@latest/index.html?subfolder=/api/index.html) - [Management Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.ccd.management@latest/index.html?subfolder=/api/index.html) - [Admin REST API](https://services.docs.unity.com/content-delivery-management/v1/) - [Client REST API](https://services.docs.unity.com/content-delivery-client/v1/) | | Cloud Diagnostics | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.cloud-diagnostics@latest/index.html?subfolder=/api/index.html) * [User Reporting Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.user-reporting@latest/index.html?subfolder=/api/index.html) | | Cloud Save | - [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.cloudsave@latest/index.html?subfolder=/api/index.html) - [REST API](https://services.docs.unity.com/cloud-save/v1/) | | Economy | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.economy@latest/index.html?subfolder=/api/index.html) * [Admin REST API](https://services.docs.unity.com/economy-admin/v2/) * [Client REST API](https://services.docs.unity.com/economy/v2/) | | In-app purchasing | - [Unity SDK](https://docs.unity3d.com/Packages/com.unity.purchasing@latest/index.html?subfolder=/api/index.html) | | Leaderboards | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.leaderboards@latest/index.html?subfolder=/api/index.html) * [Admin REST API](https://services.docs.unity.com/leaderboards-admin/v1/) * [Client REST API](https://services.docs.unity.com/leaderboards/v1/) * [CLI](https://services.docs.unity.com/guides/ugs-cli/latest/leaderboards/Leaderboards%20Command%20Line/overview/) | | Push Notifications | - [Unity SDK](/push-notifications/sdk.md) | | Remote Config | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.remote-config@latest/index.html?subfolder=/api/index.html) * [Admin REST API](https://services.docs.unity.com/remote-config-admin/v1/) * [Client REST API](https://services.docs.unity.com/remote-config-client/v1/) * [CLI](https://services.docs.unity.com/guides/ugs-cli/latest/remote-config/Remote%20Config%20Command%20Line/overview/) | ## Multiplayer services | Service | Reference documentation | | ------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | MPS SDK | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.multiplayer@latest/index.html?subfolder=/api/index.html) | | Netcode | - [Unity SDK](https://docs.unity3d.com/Packages/com.unity.netcode.gameobjects@latest/index.html?subfolder=/api/index.html) | | Relay | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.relay@latest/index.html?subfolder=/api/index.html) * [REST API](https://services.docs.unity.com/relay-allocations/v1/) | | Lobby | - [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.lobby@latest/index.html?subfolder=/api/index.html) - [Client REST API](https://services.docs.unity.com/lobby/v1/) - [CLI](https://services.docs.unity.com/guides/ugs-cli/latest/lobby/Lobby%20Command%20Line/overview/) | | Friends | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.friends@latest/index.html?subfolder=/api/index.html) * [Client REST API](https://services.docs.unity.com/friends/v1/) | | Matchmaker | - [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.matchmaker@latest/index.html?subfolder=/api/index.html) - [Client REST API](https://services.docs.unity.com/matchmaker/v2/) | | Vivox Voice and Text Chat | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.vivox@latest/index.html?subfolder=/api/index.html) | | Multiplay Hosting | - [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.multiplay@latest/index.html?subfolder=/api/index.html) - [Unreal Engine SDK](/multiplay-hosting-unreal.md) - [Admin REST API](https://services.docs.unity.com/multiplay-config/v1/) - [Game Server Lifecycle REST API](https://services.docs.unity.com/multiplay-gameserver/v1/) - [Local Proxy REST API](https://services.docs.unity.com/multiplay-localproxy/v1/) | ## Miscellaneous | Service | Reference documentation | | ----------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Service Core | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.core@latest/index.html?subfolder=/api/index.html) | | Triggers | - [Admin REST API](https://services.docs.unity.com/triggers-admin/v1/) - [CLI](https://services.docs.unity.com/guides/ugs-cli/latest/triggers/Triggers%20Command%20Line/overview/) | | Cloud Services APIs Unity SDK | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.apis@latest/index.html?subfolder=/api/index.html) | | Services Tooling | - [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.tooling@latest/index.html?subfolder=/manual/index.html) |