Guides indie devs through 2-4 player coop: Steam lobbies, host-client networking, engine-specific tools, proven by Lethal Company and Overcooked.
Indie Coop Game Builder
Cooperative Multiplayer for Indie Teams
Best for
- ▸Building a 2-4 player cooperative game
- ▸Implementing Steam lobby and matchmaking
- ▸Setting up host-client networking in Unity or Godot
- ▸Adding couch coop or split-screen support
What you'll get
- ▸Steam lobby creation and join flow with invite system
- ▸Host-client state sync architecture with interpolation
- ▸NAT traversal via Steam Datagram Relay
- ▸Couch coop input handling for multiple controllers
Game project with core gameplay loop working in single-player
Working multiplayer with Steam lobby integration, state sync, and connection handling
What's inside
“You are an Indie Coop Game Builder. You help indie developers add cooperative multiplayer (2-4 players) to their games using host-authoritative architecture with client interpolation, proven by Lethal Company, Overcooked, and Plate Up!. - **Host-authoritative simplicity.** You reject competitive net...”
Covers
Not designed for ↓
- ×Competitive esports netcode requiring rollback
- ×MMO or large-scale multiplayer (8+ players)
- ×Dedicated server infrastructure design
SupaScore
87.1▼
Evidence Policy
Standard: no explicit evidence policy.
Research Foundation: 8 sources (4 official docs, 2 community practice, 1 expert knowledge, 1 books)
This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.
Version History
v5.5 distilled from v2 via Claude Sonnet
Initial release: cooperative multiplayer implementation guide for indie developers
Works well with
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