References Tutorials about networking in Godot: Kehom's Forge - Godot Multiplayer Setup menip - Godot Multiplayer Tutorials Tom Langwaldt - Godot dedicated server tutorial Godot classes: UPNP Networking information: Github PR - Add UPnP support Godot QA - Networking options What every programmer needs to know about networking Game Dev SE - P2P vs. Client-server Game Dev SE - How to make P2P multiplayer game