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  • Unity 6 User Manual
Unity 6 User Manual
Documentation versions

Unity 6 User Manual

Unity 6 is the long-term supported (previously known as LTS) release of the next generation of the Unity Engine. It combines the latest technologies and tools to deliver high-quality, high-performance experiences for all supported platforms. Unity 6 contains all features, updates, and improvements made in Unity 2023.1 Tech stream, Unity 2023.2 Tech stream, and Unity 6 Preview.

Highlights of Unity 6

These are some main highlights of Unity 6.

Boost rendering performance

Boost rendering performance

Elevate your scenesA Scene contains the environments and menus of your game. Think of each unique Scene file as a unique level. In each Scene, you place your environments, obstacles, and decorations, essentially designing and building your game in pieces. More info
See in Glossary with scalable, captivating visuals using the latest advances in rendering, lighting, and visual effects.

Simplify multiplayer game creation

Multiplayer game creation

Simplify multiplayer game creation with Unity’s multiplayer packages and services

Expand multiplatform reach

Expand multiplatform reach

Build better experiences for mobile platforms, including a newly optimized runtime for mobile browsers, and get the latest multiplatform advances for all supported platforms.

Unlock possibilities with Runtime AI

Unlock possibilities with Runtime AI

Unlock new possibilities with Runtime AI powered by Sentis, and create dynamic experiences across all Unity-supported platforms.

Achieve more engaging visuals

Achieve more engaging visuals

Create more engaging visuals with the latest updates to Lighting, Graphics performance and profiling, Shader Graph, and Visual Effect Graph.

Enhance productivity and functionality

Enhance productivity and functionality

Improve productivity and functionality across your entire Unity development environment with better profiling options, ProBuilder, Cinemachine, and UI Toolkit.

Featured content

Featured content of the Unity User Manual.

Main.AnimationSection

Animation

Unity’s Animation system for creating complex character animation with animation curvesAllows you to add data to an imported clip so you can animate the timings of other items based on the state of an animator. For example, for a game set in icy conditions, you could use an extra animation curve to control the emission rate of a particle system to show the player’s condensing breath in the cold air. More info
See in Glossary and blending.

Main.Audio

Audio

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

Main.Unity2D

2D game development

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.Lighting

Lighting

Set up realistic or stylized lighting to apply for a range of art styles.

Main.UNet

Multiplayer

Multiplayer game development with Unity’s multiplayer packages and services.

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.PlatformSpecific

Platform development

Information about the platforms that you can build your application for.

Main.Rendering

Rendering

Choose a render pipelineA series of operations that take the contents of a Scene, and displays them on a screen. Unity lets you choose from pre-built render pipelines, or write your own. More info
See in Glossary and add your own rendering and post-processingA process that improves product visuals by applying filters and effects before the image appears on screen. You can use post-processing effects to simulate physical camera and film properties, for example Bloom and Depth of Field. More info post processing, postprocessing, postprocess
See in Glossary.

Main.ScriptingSection

Scripting

Program your games by using scripting in the Unity Editor.

Main.UISystem

UI

User interface toolkits available in the Unity Editor.

Main.Services

Unity services

Unity services such as Monetization and Cloud Services, Ads, Cloud Build, and Multiplayer.

Main.VisualEffects

Visual effects

Add and customize particle, lens flareA component that simulates the effect of lights refracting inside a camera lens. Use a Lens Flare to represent very bright lights or add atmosphere to your scene. More info
See in Glossary, and full-screen effects.

Main.XROverview

XR

Develop augmented, mixed, and virtual realityVirtual Reality (VR) immerses users in an artificial 3D world of realistic images and sounds, using a headset and motion tracking. More info
See in Glossary experiences with the Unity Editor.


Additional resources

  • Best practice guides - Best practices from Unity Support engineers.
  • Unity Discussions - A community-driven place where you can search for frequently asked questions and 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.
  • Asset Store help - Help on Asset StoreA growing library of free and commercial assets created by Unity and members of the community. Offers a wide variety of assets, from textures, models and animations to whole project examples, tutorials and Editor extensions. More info
    See in Glossary     content sharing.

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Unity 6 User Manual
Documentation versions
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