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 "!= null" 136 results closeClear
terminalCode Example
May 4, 2026

Sandbox: BaseCarryable — unified AimRay, WeaponModel resolution, and seat-aware damage

BaseCarryable — Unified Weapon Base with AimRay and Seat Support is the root class for all holdable items. It handles viewmodel/worldmodel management, a unified…

terminalCode Example
May 3, 2026

BanSystem Pattern for Player Management

BanSystem - Player Ban Management A GameObjectSystem that manages player bans with persistent storage. Demonstrates , persistence, and RPC commands. Implementat…

menu_bookDocumentation
May 4, 2026

IHotloadManaged: Preserving and Restoring State Across s&box Hotloads

IHotloadManaged: Preserving State Across s&box Hotloads When a class is hotloaded in s&box, all live instances are replaced with new instances of the updated ty…

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 …

terminalCode Example
May 4, 2026

Sandbox: BaseWeapon — ammo system, reload, shoot delay, and IPlayerControllable

BaseWeapon — Ammo, Reloading, and Firing Pattern extends and adds ammo management, reloading, and a shoot delay system. It implements so it can also be used fro…

terminalCode Example
May 4, 2026

Sandbox: Duplicator tool — copy, paste, and save contraptions with DuplicationData

Duplicator Tool — Copy, Paste, and Save Contraptions The Duplicator tool copies a contraption (a connected graph of GameObjects) to JSON and pastes it back. It …

menu_bookDocumentation
May 4, 2026

s&box Rigidbody Component: Physics Body Reference

s&box Rigidbody Component: Physics Body Reference adds physics simulation to a . It requires at least one component on the same object. Key Properties Force and…

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

DamageInfo: The Standard Damage Payload — Properties, Usage, and Custom Types

DamageInfo: The Standard Damage Payload is a class (not a struct) used to pass damage information between game systems. It is intentionally a class so games can…

terminalCode Example
May 5, 2026

Physics joints — Fixed, Ball, Hinge, Slider, Spring, and Wheel

Physics Joints Joints connect two physics bodies together with constraints. All joint types are components added to a GameObject positioned at the joint's ancho…

codeAPI Reference
May 3, 2026

GameManager.Spawn RPC with Ident Parsing

GameManager.Spawn RPC Broadcast RPC for spawning entities from string identifiers with automatic weapon pickup detection. Ident Format - Spawn a prop from asset…

menu_bookDocumentation
May 4, 2026

ModelRenderer: Body Groups, Material Override, Material Groups, Shadow Modes, and LOD Override

ModelRenderer: Body Groups, Material Override, Shadow Modes, and LOD renders a static (non-skinned) model in the world. It creates a in the . Basic Usage Body G…

terminalCode Example
May 3, 2026

Ownable Component Pattern for Prop Ownership

Ownable Component - Prop Ownership and Permission System A component that tracks which player spawned an object and enforces ownership-based permissions. Useful…

codeAPI Reference
May 3, 2026

Sandbox.Http

Sandbox.Http HTTP request utilities. Overview Http provides asynchronous methods for making HTTP requests to external services. GET Request POST Request JSON Re…

terminalCode Example
May 3, 2026

Prefab Spawning and Cloning

Prefab Spawning and Cloning Prefabs are reusable GameObject templates that can be instantiated at runtime. Creating Prefabs Create a GameObject in the scene wit…

menu_bookDocumentation
May 4, 2026

Component Lifecycle: Full Callback Order — OnAwake, OnEnabled, OnStart, OnUpdate, OnFixedUpdate, OnDisabled, OnDestroy

Component Lifecycle: Full Callback Order s&box components have a well-defined lifecycle. Understanding the exact order prevents subtle bugs. Callback Order Key …

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.…

terminalCode Example
May 4, 2026

Sandbox: Ownable component — prop protection with IPhysgunEvent and IToolgunEvent

Ownable Component — Prop Protection and Physgun/Toolgun Access Control The component tracks which spawned a . It implements and to enforce ownership checks when…

terminalCode Example
May 5, 2026

ModelPhysics — ragdolls and per-bone physics simulation

ModelPhysics — Ragdolls and Per-Bone Physics drives physics simulation per bone on a skinned model. Use it for ragdolls, destructible characters, and physics-dr…

terminalCode Example
May 4, 2026

Sandbox: Stacker tool — duplicate objects in a line or arc with StackAlignMode

Stacker Tool — Duplicate Objects in a Line or Arc The Stacker tool clones a selected object N times along a configurable axis with optional rotation and gap. It…