# Overview

> Explore reference documentation for Unity Gaming Services SDKs, REST APIs, and CLIs.

#### Unity Gaming Services API Reference##unity-gaming-services-api-reference

## Build your game##build-your-foundation

### Accounts##accounts

| 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/) |
| -------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

### Multiplayer services##content-management

| Game Server Hosting (Multiplay) | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.multiplay@latest/index.html?subfolder=/api/index.html)
* [Unreal Engine SDK](https://www.rocketscience.gg/multiplay/)
* [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/) |
| ------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 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/)                                                                                                                                                        |
| 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/)                                                                                                                                                                                                                                                    |
| 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/)                                                                                                                                                                                                                                                         |

### Content Management##devops

| 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 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/)                                                                                                                                                                                                                                                           |
| 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/)                                           |

### DevOps##multiplayer-services

| Build Automation | * [REST API](/oas-build-automation-client/latest.md) |
| ---------------- | ---------------------------------------------------- |

## Engage your players##engage-your-players

### Analytics and Player Engagement##analytics-and-player-engagement

| 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/) |
| ------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Push Notifications | - [Unity SDK](/push-notifications/sdk.md)                                                                                                                                                    |

### Community##communications-and-safety

| 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/)                                                                                                                                                                                                             |
| ------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 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/) |

### Crash Reporting##community

| Cloud Diagnostics | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.cloud-diagnostics@latest/index.html?subfolder=/api/index.html) |
| ----------------- | --------------------------------------------------------------------------------------------------------------------------------- |

## Grow your game##grow-your-game

### Monetization##crash-reporting

| 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)                                                                                                                                              |

### Miscellaneous##game-economy

| Service Core | * [Unity SDK](https://docs.unity3d.com/Packages/com.unity.services.core@latest/index.html?subfolder=/api/index.html) |
| ------------ | -------------------------------------------------------------------------------------------------------------------- |