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Galactic Kittens: A small scale co-op sample
Learn more about building a small scale cooperative game with Unity’s Netcode for GameObjects in our sample project Galactic Kittens.

2D cooperative game




Netcode for GameObjects

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Blast off to space in Galactic Kittens

Galactic Kittens is a 2D co-op space adventure sample game designed to help you learn how to apply and synchronize sprite animations, particle effects, and basic 2D movement.

Made using Netcode for GameObjects, our proprietary networking library, players will blast off into space together to overcome obstacles and rapidly defeat enemies in a short period of time.

What’s included?

What’s included?

Galactic Kittens is publicly available on GitHub to clone, fork, and play with as you see fit.


  • Four unique characters
  • Two basic enemy types and a boss
  • Simple meteor shower obstacles
  • High-quality stylized 2D art and music assets
What does this sample cover

What does this sample cover?

Galactic Kittens is an educational template that helps you learn hands-on how to create and network multiplayer games in Unity. The sample has tools to help you learn how to build, structure, and network a 2D cooperative game with readable and digestible code.

Galactic Kittens covers:

  • Synchronized 2D characters with sprite animations
  • Scene switching
  • Simple yet effective connection management
  • And more
Learn more about multiplayer in Unity
Build a reliable foundation for your game
Netcode for GameObjects

Discover our first-party netcode solution and get your hands on the libraries, tutorials, and samples you need to start exploring.

Boss Room is a small scale cooperative game sample project
Enter the Boss Room

Explore Netcode for GameObjects, Relay, and the underlying patterns of a multiplayer game in our 3D cooperative RPG, Boss Room.

People working together in a studio space
In-depth documentation

Dive into our multiplayer documentation for technical references, guides, and tutorial content to get started with networking in Unity.

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Get the Galactic Kittens sample

Get started with Galactic Kittens today to learn the basics of multiplayer networking in Unity.