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 "Change" in menu_bookDocumentation 92 results closeClear
menu_bookDocumentation
May 3, 2026

Network Ownership System

Network Ownership System Control who simulates and updates networked GameObjects with the ownership system. Ownership Basics Every networked object has an Owner…

menu_bookDocumentation
May 4, 2026

NetworkObject: Ownership, Proxy State, and Automatic Culling

NetworkObject Ownership, Proxy State, and Culling Derived from in the s&box engine source. Ownership Model Every networked has a (internal) that tracks: **** — …

menu_bookDocumentation
May 5, 2026

Console Variables - s&box Documentation

Official s&box documentation for Console Variables (ConVar) and Console Commands (ConCmd). ConVar creates variables that can be modified through the console and…

menu_bookDocumentation
May 5, 2026

Testing Multiplayer - s&box Networking Documentation

Testing Multiplayer s&box provides tools for testing multiplayer locally without needing multiple computers or Steam accounts. New Instance Launch a second game…

menu_bookDocumentation
May 4, 2026

Collider Component: Triggers, Surface Properties, Keyframe Bodies, Concave Shapes, and Tag Propagation

Collider Component: Triggers, Surface Properties, and Keyframe Bodies The abstract base class is the foundation for all physics colliders in s&box (, , , , ). T…

menu_bookDocumentation
May 5, 2026

Code Basics - s&box Documentation

Code Basics C# is the primary programming language for s&box. The engine uses modern .NET with hotloading support, allowing you to see code changes instantly wi…

menu_bookDocumentation
May 4, 2026

Network Visibility Culling: AlwaysTransmit, INetworkVisible, CullDelay, and PVS-Based Object Culling

Network Visibility Culling: How s&box Decides What to Send to Each Client s&box has a built-in network visibility culling system that avoids sending updates for…

menu_bookDocumentation
May 5, 2026

Prefab instance overrides — customizing instances without breaking the prefab link

Prefab Instance Overrides Prefab instance overrides let you customize individual instances without affecting the original prefab or other instances. The instanc…

menu_bookDocumentation
May 5, 2026

Indirect Light Volumes (DDGI) — dynamic global illumination probe grid

Indirect Light Volumes (DDGI) places a probe grid for dynamic global illumination — light bouncing off surfaces tints nearby objects, and sunlight fades natural…

menu_bookDocumentation
May 20, 2026

Time Utilities: TimeSince, TimeUntil, and Frame-Rate Independence

s&box provides time utilities for cooldowns, countdowns, and frame-rate independent movement without manual bookkeeping. Time.Delta Seconds since last frame. Mu…

menu_bookDocumentation
May 5, 2026

Networked Objects - s&box Documentation

Official s&box documentation for Networked Objects and ownership. Networked Objects covers GameObject networking setup and configuration. Ownership determines w…

menu_bookDocumentation
May 20, 2026

Testing Multiplayer: New Instances, Hotloading, and Local Connect

s&box provides built-in tools for testing multiplayer without needing another player. You can spawn additional game instances that join your running session, wi…

menu_bookDocumentation
May 4, 2026

NetworkSpawn, Ownership Transfer, and Network.Refresh in s&box

NetworkSpawn and Ownership Transfer in s&box Spawning a Networked Object Ownership Transfer Modes (OwnerTransfer) Taking and Dropping Ownership Checking Ownersh…

menu_bookDocumentation
May 20, 2026

Networked Objects: Spawning, Network Modes, and Interpolation

Any GameObject can become networked by calling . It will then be sent to all clients and can have Sync Properties and RPC Messages. Spawning a Networked Object …

menu_bookDocumentation
May 4, 2026

s&box Component Lifecycle: Exact Execution Order and Internal Guards

s&box Component Lifecycle: Exact Execution Order and Internal Guards Derived directly from and in the s&box engine source. Execution Order **** — Called once wh…

menu_bookDocumentation
May 5, 2026

Publishing Clothing - s&box Clothing Documentation

Publishing Clothing Publish clothing assets to sbox.game for players to use. Setting up your .Clothing File Create a clothing definition asset: Right-click in A…

menu_bookDocumentation
May 3, 2026

Prefab Instance Overrides

Prefab Instance Overrides Customize individual prefab instances without affecting the original or other instances. Types of Overrides Visual Indicators Prefab i…

menu_bookDocumentation
May 4, 2026

SceneAnimationSystem: Threaded Animation, Bone Merge Order, Procedural Bones, and Ragdoll Physics Step

SceneAnimationSystem: Threaded Animation Updates and Bone Merge Order drives all animation updates. It runs at (after , before ). Threading Model Animation upda…

menu_bookDocumentation
May 20, 2026

Connection Permissions: CanSpawnObjects and CanRefreshObjects

The host can change permissions for a specific in s&box multiplayer. The ideal place to set these permissions is in the network event callback when a player con…

menu_bookDocumentation
May 4, 2026

s&box Hotload System: How Code Reloading Works, SkipHotload, ConVar Persistence, and NetworkObject.OnHotload

s&box Hotload System: How Code Reloading Works s&box supports live code reloading (hotload) without restarting the game. Understanding how it works helps avoid …