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
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menu_bookDocumentation
Jun 16, 2026

Building a Networked Radio System with 3D Audio and Sync

Building a functional, interactive, and multiplayer-compatible radio system in s&box requires coordinating networked replication, local 3D audio handles, extern…

codeAPI Reference
May 12, 2026

s&box SelfCollisionSound: Single-surface collision sounds

SelfCollisionSound Component API Reference SelfCollisionSound is a Component that plays collision sounds only from this object's surface, preventing duplicate s…

menu_bookDocumentation
May 4, 2026

s&box ISceneEvent: Scene-Wide and Per-Object Event Broadcasting

s&box ISceneEvent<T>: Scene-Wide and Per-Object Event Broadcasting is the base interface for all scene event systems. It provides static methods for broadcastin…

terminalCode Example
May 5, 2026

WorldPanel and ScreenPanel — HUD overlays and 3D world-space UI with Razor PanelComponent

WorldPanel and ScreenPanel — UI in the World s&box UI uses (Razor) attached to either a (HUD overlay) or (3D world-space UI). The same component works with both…

codeAPI Reference
May 4, 2026

s&box SoundHandle: Full Audio Playback Control API

s&box SoundHandle: Full Audio Playback Control API is returned by and gives full control over a playing sound. Playing Sounds SoundHandle Properties Stopping St…

codeAPI Reference
May 3, 2026

Door Component with IPressable Interface

Door Component with IPressable Map entity door with animated open/close using curves and the IPressable interface. Key Features AnimationCurve for smooth motion…

menu_bookDocumentation
May 4, 2026

Connection Class: Local, Host, All, Find, Permissions, Kicking, and Visibility Origins

Connection Class: Local, Host, All, Find, and Permissions represents a network connection to a player. It's the primary way to identify and interact with player…

menu_bookDocumentation
May 4, 2026

Component Marker Interfaces: ExecuteInEditor, DontExecuteOnServer, IDamageable, INetworkSpawn, IPressable, INetworkVisible

Component Marker Interfaces: ExecuteInEditor, DontExecuteOnServer, IDamageable, INetworkSpawn, IPressable s&box uses marker interfaces nested inside the class t…

menu_bookDocumentation
May 4, 2026

SkinnedModelRenderer Animation Parameters: Set, SetIk, SetLookDirection, Pre-Spawn Caching, and ClearParameters

SkinnedModelRenderer Animation Parameters: Set, SetIk, SetLookDirection, and Pre-Spawn Caching stores animation parameters in a dictionary and applies them to t…

codeAPI Reference
May 12, 2026

s&box GamePreferences: ConVar-based user settings with attributes

GamePreferences API Reference GamePreferences is a static class for defining user preferences using ConVar attributes with automatic persistence. Type Signature…

codeAPI Reference
May 12, 2026

s&box WaterVolume: Buoyancy physics for water volumes

WaterVolume API Reference WaterVolume is a Component that applies buoyancy physics to Rigidbody objects entering a trigger volume. Type Signature Physics Implem…

terminalCode Example
May 12, 2026

Automatic water volume setup with buoyancy physics

Automatic Water Volume Setup with Buoyancy This example shows automatic attachment of WaterVolume components to colliders tagged "water" and buoyancy physics im…

terminalCode Example
May 12, 2026

s&box context menu with submenus and auto-positioning

s&box Context Menu with Submenus and Auto-Positioning This example shows a context menu system using s&box's Panel, Screen, and layout system with submenu build…

codeAPI Reference
May 3, 2026

PlayerData Component for Stats and Respawn

PlayerData Component Persistent player data component tracking stats (kills, deaths), respawn state, and providing connection lookup. Key Properties Connection …

codeAPI Reference
May 3, 2026

ToolMode SelectionPoint and Trace Helpers

ToolMode.SelectionPoint and Trace Helpers Helper methods and data structures for toolgun selection and placement. SelectionPoint Struct Trace Methods Placement …

terminalCode Example
May 3, 2026

Camera and View Control

Working with cameras and player viewpoints in s&box. Main Camera Access Creating a Player Camera First-Person Camera Screen to World Ray World to Screen Camera …

terminalCode Example
May 3, 2026

Stats API

Track player statistics with the Stats service. Recording Stats Reading Stats Stat Types Batching Stats are automatically batched and sent periodically. Call as…

menu_bookDocumentation
May 20, 2026

MusicPlayer: Streaming Audio with Visualization and World-Space Positioning

in s&box handles music tracks and streaming audio with programmatic control over playback, positioning, and visualization. For sound effects, use the Sound syst…

menu_bookDocumentation
May 20, 2026

Sync Properties: Automatic Property Replication with [Sync] Attribute

Adding the attribute to a property on a Component will have its latest value sent to other players each time it changes. Only the owner of the object can change…

codeAPI Reference
May 12, 2026

ReloadSoundEntry record struct

ReloadSoundEntry Record Struct Defines a timed sound event to play during s&box weapon reload animations. Properties Time () - Seconds after reload starts to pl…