Multiplayer and Online Systems

Build a small authoritative multiplayer game and understand synchronization, latency, disconnections, and network testing.

What you will learn

• Use Godot's high-level multiplayer API
• Synchronize ownership and state
• Test and debug a small networked game

Course syllabus

1. 01
   Local versus online multiplayer
2. 02
   Client-server concepts
3. 03
   Peer authority
4. 04
   Server authority
5. 05
   Godot's high-level multiplayer API
6. 06
   Multiplayer peers
7. 07
   Remote procedure calls
8. 08
   Spawning networked objects
9. 09
   Synchronizing state
10. 10
    Player ownership
11. 11
    Lobby flow
12. 12
    Joining and leaving
13. 13
    Handling disconnections
14. 14
    Latency
15. 15
    Prediction and reconciliation concepts
16. 16
    Preventing clients from trusting themselves
17. 17
    Network debugging
18. 18
    Headless dedicated servers
19. 19
    HTTP requests
20. 20
    WebSockets
21. 21
    WebRTC concepts
22. 22
    Multiplayer test matrices
23. 23
    Privacy and player-generated data
24. 24
    Small networked capstone