# Welcome

## Get started

**coherence** is a network engine, platform and a series of tools to help anyone create a multiplayer game. Our mission is to give any game developer, regardless of how technical they are, the power to make a connected game.

### Update an existing project

If you are an existing user and looking to update, you can find our [change log](https://docs.coherence.io/0.8/additional-information/changelog).

### Tutorial project

The Network Playground is a collection of scenes showing you how to use various features of the **coherence Unity SDK**. It shows you how to synchronize transforms, physics, persistence, animations, AI navigation and send network commands.

{% content-ref url="tutorial-project/tutorial-project" %}
[tutorial-project](https://docs.coherence.io/0.8/tutorial-project/tutorial-project)
{% endcontent-ref %}

### Existing or new Unity project

You can follow our step-by-step guide to learn how to install **coherence in Unity**, set up your scene, prefabs, interactions, as well as deploy your project to be shared with your friends.

{% content-ref url="get-started/install-coherence" %}
[install-coherence](https://docs.coherence.io/0.8/get-started/install-coherence)
{% endcontent-ref %}

## Join the community

Join our community Discord for community chatter and support.

* Join our official Developer [Discord channel.](https://discord.gg/mAYQRWBjpQ)
* Contact us at <devrel@coherence.io>

![](https://3580906557-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FUrQ8GJkdHxImzMEWuxaz%2Fuploads%2Fgit-blob-6681f708079cbff86b22f2586d5cf9b19c6fcae1%2Fimage.png?alt=media)