Version: 2018.4
Unity User Manual (2018.4)
Unity User Manual (2018.4)

Unity User Manual (2018.4)

Use the Unity Editor to create 2D and 3D games, apps and experiences. Download the Editor at unity3d.com.

The Unity User Manual helps you learn how to use the Unity Editor and its associated services. You can read it from start to finish, or use it as a reference.

If it’s your first time using Unity, take a look at the introductory documentation on Working with Unity, and see the Unity Tutorials.

New

Best practice and expert guides

Unity User Manual sections

Main.UnityOverview

Working in Unity

A complete introduction to the Unity Editor.

Main.Unity2D

Unity 2D

All of the Unity Editor’s 2D-specific features including gameplay, spritesA 2D graphic objects. If you are used to working in 3D, Sprites are essentially just standard textures but there are special techniques for combining and managing sprite textures for efficiency and convenience during development. More info
See in Glossary
and physics.

Main.Graphics

Graphics

The visual aspects of the Unity Editor including camerasA component which creates an image of a particular viewpoint in your scene. The output is either drawn to the screen or captured as a texture. More info
See in Glossary
and lighting.

Main.PhysicsSection

Physics

Simulation of 3D motion, mass, gravity and collisionsA collision occurs when the physics engine detects that the colliders of two GameObjects make contact or overlap, when at least one has a Rigidbody component and is in motion. More info
See in Glossary
.

Main.UNet

Networking

How to implement Multiplayer and networking.

Main.ScriptingSection

Scripting

Programming your games by using scripting in the Unity Editor.

Main.Audio

Audio

Audio in the Unity Editor, including clips, sources, listeners, importing and sound settings.

Main.AnimationSection

Animation

Animation in the Unity Editor.

Main.TimelineSection

Timeline

Cinematics in the Unity Editor, including cut-scenes and game-play sequences.

Main.UISystem

UI

The Unity Editor’s UI system.

Main.Navigation

Navigation

Navigation in the Unity Editor, including AI and pathfinding.

Main.ContributingToUnity

Contributing to Unity

Suggest modifications to some of the Unity Editor’s source code.

Main.PlatformSpecific

Platform specific

Specific information for the many non-desktop and web platforms you can make projects for with the Unity Editor.

Main.LegacyTopics

Legacy topics

Useful if you are maintaining legacy projects.


Further sources of information

  • Unity Answers or Unity Forums - here you can ask questions and search answers.

  • The Unity Knowledge Base - a collection of answers to questions posed to Unity’s Support teams.

  • Tutorials - step by step video and written guides to using the Unity Editor.

  • Unity Ads Knowledge Base - a guide to including ads in your game.

  • Asset Store help - help on AssetAny media or data that can be used in your game or Project. An asset may come from a file created outside of Unity, such as a 3D model, an audio file or an image. You can also create some asset types in Unity, such as an Animator Controller, an Audio Mixer or a Render Texture. More info
    See in Glossary
    Store content sharing.

Known issues

Is a feature not working as you expect it to? It might be an existing Known Issue. Please check using the Issue Tracker at issuetracker.unity3d.com.

Unity User Manual (2018.4)
Unity User Manual (2018.4)
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