Simple Gameplay Messaging System

Simple Gameplay Messaging System is a high-performance, zero-dependency global event bus for Unity, built to replace tangled object references, brittle delegates, and spaghetti code with a clean, scalable publish-subscribe architecture.

Whether you're building a solo indie game or a large team project, this plugin lets any script broadcast and receive typed game events — no GetComponent, no casting, no tight coupling.

🔍 What Developers Search For — And What This Solves

• ❌ Unity scripts too tightly coupled?
• ❌ Struggling with UnityEvent, delegates, or SendMessage limitations?
• ❌ Need a clean way to trigger UI, audio, or save systems without direct references?

✅ Simple Gameplay Messaging is your drop-in solution.

⚡ Key Features

Global Event Bus — Publish game events from anywhere; every registered listener responds instantly. No scene dependencies, no singleton abuse.

Typed Message Payloads — Pass strongly-typed data (structs, enums, classes) with zero boilerplate. Full C# generic support.

Zero-Reference Architecture — Subscribers never need a reference to the sender. Ideal for modular, multi-team, or plugin-based projects.

Runtime & Editor Compatible — Works seamlessly in Play Mode and Edit Mode. Survives scene loads.

Lightweight & Allocation-Friendly — Designed for performance-critical games. Minimal GC pressure; safe for Update loops.

🎮 Common Use Cases

ScenarioExample Message

Game state changes: MatchStarted, PlayerDied, LevelComplete

UI / HUD updates: ScoreChanged, HealthUpdated, AmmoPickedUp

Audio triggers: PlaySFX, StopMusic, AmbientZoneEntered

Save & progression: CheckpointReached, AchievementUnlocked

Manager-to-manager: Audio ↔ Weather ↔ AI ↔ Save — no cross-references