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 "ui" in menu_bookDocumentation 98 results closeClear
menu_bookDocumentation
May 5, 2026

Network Events - s&box Networking Documentation

Network Events Network events allow you to broadcast and listen for events across the network. Unlike RPCs which target specific objects, network events are glo…

menu_bookDocumentation
May 5, 2026

Ownership - s&box Networking Documentation

Ownership Network ownership determines which client or the host has authority over a networked GameObject. The owner controls synced properties and can send RPC…

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 5, 2026

Playing Sounds - s&box Sound Documentation

Playing Sounds s&box provides multiple ways to play audio. From simple one-shots to complex 3D spatial audio with full control. SoundEvent Create reusable sound…

menu_bookDocumentation
May 5, 2026

Scene Metadata - s&box Scene Documentation

Scene Metadata You can implement the interface in any Component that has data you'd like saved to Metadata. Metadata is data that can be accessed without needin…

menu_bookDocumentation
May 5, 2026

Component Events - s&box Scene Documentation

Component Events Components can broadcast and listen for events. This provides a decoupled way for components to communicate without direct references. Event In…

menu_bookDocumentation
May 3, 2026

Custom Editors

Custom Editors Create custom editor widgets for your classes, structs, and assets. ControlWidget (Property Editor) Create custom property editors using : Attrib…

menu_bookDocumentation
May 5, 2026

Connection Permissions - s&box Networking Documentation

Connection Permissions Connection permissions control what clients can do in your multiplayer game. Set permissions for spawning objects, using tools, or perfor…

menu_bookDocumentation
May 5, 2026

Clothing - s&box Assets Documentation

Clothing The clothing system allows players to customize their Citizen character with various wearable items. Create hats, shirts, pants, accessories, and more.…

menu_bookDocumentation
May 5, 2026

Mapping - s&box Editor Documentation

Mapping s&box includes Hammer, the Source 2 level editor, for creating maps and environments. Build worlds with brushes, props, lighting, and gameplay entities.…

menu_bookDocumentation
May 5, 2026

Download & Install - s&box Documentation

Download & Install Install Purchase s&box on Steam Install it via your Steam Library Launch s&box Launch After launching s&box, you will be presented with a men…

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…

menu_bookDocumentation
May 4, 2026

Component.GetComponent, GetComponentInChildren, GetComponentInParent — FindMode and RequireComponent

Component.GetComponent, GetComponentInChildren, GetComponentInParent — FindMode Reference Components provide convenient lookup methods for finding other compone…

menu_bookDocumentation
May 20, 2026

PlayerController: Built-in First/Third Person Controller with Physics, Input, and Camera

The PlayerController component is a first and third person player controller built into s&box. It is physics-based (a special RigidBody) with built-in input, ca…

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…

menu_bookDocumentation
May 5, 2026

Sync Properties - Complete Networking Guide

Sync Properties Sync Attribute Adding the attribute to a property on a Component will have its latest value sent to other players each time it changes. These pr…

menu_bookDocumentation
May 20, 2026

Cheat Sheet: Quick Reference for s&box GameObjects, Components, and Debugging

Quick reference for common s&box operations across debugging, transforms, GameObjects, and Components. Debugging Transforms GameObjects Components

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…