s&box MCP Knowledgebase

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

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Results for "GameObjectSystems" 56 results closeClear
terminalCode Example
May 4, 2026

Sandbox: LimitsSystem — server-side per-player spawn and tool limits via ConVars

LimitsSystem — Server-Side Spawn and Tool Limits is a that enforces configurable per-player limits on props, constraints, and tool entities. It listens to and .…

menu_bookDocumentation
May 4, 2026

Sandbox: SaveSystem — scene diff save/load with versioning and ISaveEvents

Sandbox SaveSystem — Scene Diff Save/Load The captures the difference between the current scene state and the original scene file. This means saves are compact …

menu_bookDocumentation
May 4, 2026

Sandbox: CleanupSystem — full scene cleanup and per-player cleanup with Ownable

Sandbox CleanupSystem — Scene Cleanup and Per-Player Cleanup is a that handles cleaning up spawned objects. It distinguishes between "baseline" objects (part of…

terminalCode Example
May 4, 2026

Sandbox: ControlSystem — vehicle seat and contraption control with IPlayerControllable

ControlSystem — Vehicle Seat and Contraption Control is a that drives components on contraptions. When a player sits in a , the system walks the connected contr…

terminalCode Example
May 4, 2026

Sandbox: CameraNoiseSystem — screen shake, punch, and recoil with ICameraSetup

CameraNoiseSystem — Screen Shake, Punch, and Recoil Effects is a that implements to apply camera noise effects (shake, punch, recoil) each frame. Effects are in…

menu_bookDocumentation
May 4, 2026

Sandbox: BanSystem — persistent ban list with INetworkListener.AcceptConnection

Sandbox BanSystem — Persistent Ban List with INetworkListener is a that implements to intercept incoming connections and reject banned players before they join.…

menu_bookDocumentation
May 5, 2026

Execution Order - s&box Documentation

Execution Order Understanding the order in which component methods are called. Flowchart Component lifecycle follows a specific order: Constructor — Object crea…

codeAPI Reference
May 12, 2026

s&box SaveSystem: Scene save/load

SaveSystem GameObjectSystem API Reference SaveSystem is a saving/loading system that captures the differences between the current scene state and the original s…

menu_bookDocumentation
May 4, 2026

ISceneLoadingEvents: Async Scene Load Hooks with BeforeLoad, OnLoad, and AfterLoad

ISceneLoadingEvents: Async Scene Load Hooks Implement on a to hook into the scene loading pipeline. The game waits for async tasks to complete before proceeding…

menu_bookDocumentation
May 5, 2026

Component execution order — OnAwake, OnStart, OnUpdate, OnFixedUpdate, and OnLateUpdate

Component Execution Order s&box calls component lifecycle methods in a defined order each frame. Understanding this order is essential for avoiding race conditi…

menu_bookDocumentation
May 4, 2026

RPC Security: How s&box Validates Incoming RPCs — Attribute Check, Permission Flags, Kick on Unauthorized

RPC Security: How s&box Validates Incoming RPCs Understanding how s&box validates incoming RPCs is important for writing secure multiplayer code. Validation Ste…

codeAPI Reference
May 12, 2026

s&box SaveSystem: Scene save/load with metadata and event hooks

SaveSystem API Reference SaveSystem is a GameObjectSystem that captures differences between the current scene state and the original scene, enabling save/load f…

menu_bookDocumentation
May 4, 2026

Scene.Trace: Raycasting, Shape Sweeps, Tag Filters, SceneTraceResult Fields, and FindInPhysics

Scene.Trace: Raycasting and Shape Sweeps in s&box is the entry point for all physics traces in s&box. It returns a builder that uses a fluent API. Basic Usage F…

menu_bookDocumentation
May 4, 2026

Scene Object Index: How Scene.GetAll Works — Type Hierarchy Indexing, Update Sets, and Hotload Safety

Scene Object Index: How Scene.GetAll<T> Works and Why It's Fast is the primary way to find all active components or systems of a type in the scene. Understandin…

codeAPI Reference
May 12, 2026

s&box BanSystem: Ban list management with persistence

BanSystem API Reference BanSystem is a GameObjectSystem that manages a ban list with LocalData persistence and connection blocking. Type Signature Key Methods -…

terminalCode Example
May 3, 2026

ControlSystem Pattern for Seat/Vehicle Control

ControlSystem - Seat/Vehicle Control Management A that manages control transfer between players and seated entities (vehicles, chairs). Handles input routing an…

codeAPI Reference
May 12, 2026

s&box IToolActionEvents: Tool action event interface

IToolActionEvents API Reference IToolActionEvents is a scene-wide interface for listening to toolgun actions before and after they execute. Type Signature Actio…

codeAPI Reference
May 12, 2026

s&box LimitsSystem: Spawn and tool limits

LimitsSystem GameObjectSystem API Reference LimitsSystem enforces configurable limits on spawning and tool usage. Maintains a per-player tracked object list pop…

codeAPI Reference
May 12, 2026

s&box BanSystem: Player ban management

BanSystem GameObjectSystem API Reference BanSystem holds a banlist and can ban users. Implements INetworkListener to reject banned connections. Bans are persist…

menu_bookDocumentation
May 20, 2026

Scene Events: Interface-Based Broadcasting and Listening

s&box uses interface-based events to broadcast and listen to events within a scene. Events are sent to active Components and GameObjectSystems — they are NOT se…