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 "Id" in menu_bookDocumentation 49 results closeClear
menu_bookDocumentation
May 3, 2026

Backend Services - Achievements, Leaderboards, Stats

Backend Services - Achievements, Leaderboards, Stats Integrate Steam backend services for player progression, competition, and analytics. Achievements Track and…

menu_bookDocumentation
May 20, 2026

Dedicated Servers: Installation, Configuration, and Command Line

s&box dedicated servers run headless and can be installed via SteamCMD. They host multiplayer games without requiring the full editor. Installation Install via …

menu_bookDocumentation
May 4, 2026

Code Upgrader Diagnostics: SBOX001-SBOX007 and SB3000 Roslyn Analyzer Warnings

Code Upgrader Diagnostics: s&box Roslyn Analyzer Warnings s&box ships a Roslyn analyzer () that warns about deprecated patterns and auto-fixes them. These appea…

menu_bookDocumentation
May 20, 2026

Dedicated Server User Permissions: Claims-Based Access Control via Steam ID

On s&box Dedicated Servers, you can specify admin permissions per user via the file using Steam IDs and claims. Configuration Claims Claims are strings describi…

menu_bookDocumentation
May 4, 2026

GameObject.Network Accessor — IsProxy, IsOwner, TakeOwnership, DropOwnership, Refresh, and IGameObjectNetworkEvents

GameObject.Network Accessor — Ownership, Spawning, and Proxy Detection is a that provides all network-related operations for a . It always resolves to the netwo…

menu_bookDocumentation
May 12, 2026

s&box ISpawnerExtensions: Creating spawner instances

ISpawnerExtensions: Creating ISpawner Instances ISpawnerExtensions provides an extension method to create ISpawner instances from type strings, supporting vario…

menu_bookDocumentation
May 12, 2026

Steam filtering API for user content sanitization

Steam Filtering API in s&box s&box provides Steam filtering APIs to sanitize user-generated content like names and chat messages. This helps prevent profanity, …

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 5, 2026

Exporting Standalone - s&box Documentation

Exporting Standalone ⚠️ Warning: Exporting standalone games is currently in preview. Distribution requires approval from Valve — we're working with them to open…

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…

menu_bookDocumentation
May 4, 2026

ClothingContainer: Apply, ApplyAsync, CreateFromConnection, RemoveUnownedItems, and Body Group Masking

ClothingContainer: Avatar Dressing System — Apply, CreateFromConnection, and RemoveUnownedItems manages a player's avatar outfit. It handles clothing compatibil…

menu_bookDocumentation
May 4, 2026

Networking State in s&box: IsHost, IsClient, IsActive, and Lobby Management

Networking State in s&box: IsHost, IsClient, IsActive Understanding the networking state is critical for writing correct multiplayer code in s&box. Key Properti…

menu_bookDocumentation
May 20, 2026

Exporting Standalone: Royalty-Free Game Distribution via Steam

Export your s&box game as a standalone executable for distribution outside the s&box platform. Key Features Steam and beyond — publish to any storefront (must a…

menu_bookDocumentation
May 4, 2026

ModelRenderer Material Overrides: MaterialOverride, SetMaterialOverride by Tag, Per-Index Materials Accessor, and Attachments

ModelRenderer Material Overrides: MaterialOverride, SetMaterialOverride, and Materials Accessor provides several ways to override materials on a model. Global M…

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 3, 2026

Media Support - Video and Audio Codecs

Media Support - Video and Audio Codecs Video and audio codec/format support for playback, streaming, and encoding. Video Codecs Recommendation: Use VP9 or AV1 f…

menu_bookDocumentation
May 4, 2026

Sandbox: Hydraulic tool — motorized SliderJoint with LineRenderer shaft

Sandbox Hydraulic Tool — Motorized SliderJoint Constraints The Hydraulic tool creates a between two objects with a component that can extend and retract the joi…

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, …

menu_bookDocumentation
May 5, 2026

GameObjectSystem — scene-wide systems with stage-ordered execution and static access

GameObjectSystem — Scene-Wide Systems is a base class for scene-level systems that need to run at specific points in the frame — before or after physics, render…

menu_bookDocumentation
May 3, 2026

VirtualGrid

VirtualGrid Efficient virtualized grid component for large lists in UI. When to Use Use when displaying: Large item lists (100s-1000s) Inventories with many slo…