s&box MCP Knowledgebase

Documentation, API references, code examples and community knowledge for s&box development.

library_books 595 entries menu_book 352 Documentation code 133 API Reference terminal 100 Code Example groups 10 Community
Results for "GameObjectSystems" 56 results closeClear
menu_bookDocumentation
May 20, 2026

ISceneStartup: Host and Client Scene Initialization Events

is a scene event interface for listening to scene initialization on host and client. It runs when pressing play in editor, loading a game, or joining a server. …

codeAPI Reference
May 12, 2026

s&box INetworkListener: Connection interception

Interface for network connection interception. Implement to accept or reject incoming connections. Methods Usage Implement on a GameObjectSystem or Component to…

menu_bookDocumentation
May 20, 2026

IScenePhysicsEvents: Pre and Post Physics Step Hooks

lets Components or GameObjectSystems wrap logic around the physics step. Implement it when you have systems that work closely with physics and need to run code …

terminalCode Example
May 3, 2026

GameManager INetworkListener Pattern

GameManager INetworkListener Pattern Game manager implementing connection lifecycle with player spawning and cleanup. Implemented Interfaces INetworkListener - …

codeAPI Reference
May 3, 2026

LimitsSystem Per-Player Spawn Limits

LimitsSystem Per-Player Limits Enforces configurable spawn limits per player with automatic tracking via ISpawnEvents. Key Features Per-player tracking via Stea…

menu_bookDocumentation
May 5, 2026

NetworkHelper — quick multiplayer setup with auto-server and player spawning

NetworkHelper — Quick Multiplayer Setup is a built-in s&box component that handles the boilerplate of starting a server and spawning players. It's the fastest w…

terminalCode Example
May 12, 2026

ControlSystem: Vehicle seat control with IPlayerControllable

ControlSystem: Vehicle Seat Control with IPlayerControllable This example shows the ControlSystem which manages vehicle seat control, sorting seats by occupatio…

terminalCode Example
May 12, 2026

UndoSystem: Per-player undo functionality

UndoSystem: Per-Player Undo Functionality This example shows the UndoSystem which provides per-player undo stacks for tracking spawned objects and allowing play…

menu_bookDocumentation
May 4, 2026

s&box SceneNetworkSystem: Scene Loading and Snapshot Protocol

s&box SceneNetworkSystem: Scene Loading and Snapshot Protocol is the core networking system that manages scene loading, object spawning, and snapshot synchroniz…

menu_bookDocumentation
May 12, 2026

LocalData persistence for server-side data

LocalData Persistence in s&box LocalData provides server-side data persistence that survives server restarts. It's useful for storing configuration, ban lists, …

codeAPI Reference
May 12, 2026

s&box ControlSystem: Chair control management

GameObjectSystem that manages chair control with seat priority sorting. Routes player input to controllable objects using ClientInput.PushScope(). Behavior Sort…

menu_bookDocumentation
May 12, 2026

LocalData static class: Server-side data persistence

LocalData Static Class API Reference LocalData provides server-side data persistence that survives server restarts. It's useful for storing configuration, ban l…

terminalCode Example
May 12, 2026

CleanupSystem: Map reset and baseline restoration

CleanupSystem: Map Reset and Baseline Restoration This example shows the CleanupSystem which tracks the baseline scene state and allows resetting the map to its…

codeAPI Reference
May 12, 2026

s&box UndoSystem: Per-player undo stacks

GameObjectSystem that provides per-player undo stacks with 128-step limit. Tracks GameObjects for destruction on undo. Classes PlayerStack Per-player undo stack…

menu_bookDocumentation
May 4, 2026

ScenePhysicsSystem: Physics Sub-Stepping at 120Hz, Collision Event Routing, Keyframe Colliders, and Editor Physics

ScenePhysicsSystem: How Physics Steps Work in s&box is the built-in that drives physics simulation. Understanding it explains the physics step order and collisi…

codeAPI Reference
May 12, 2026

s&box CameraNoiseSystem: Camera noise manager

GameObjectSystem that manages camera noise effects. Implements ICameraSetup to apply noise during camera rendering. Behavior Maintains a list of active BaseCame…