Component execution order — OnAwake, OnStart, OnUpdate, OnFixedUpdate, and OnLateUpdate
Component Execution Order s&box calls component lifecycle methods in a defined order each frame. Understanding this order is essential for avoiding race conditi…
ISceneStartup: OnHostPreInitialize, OnHostInitialize, OnClientInitialize — Scene Initialization Hooks
ISceneStartup: Scene Initialization Hooks for GameObjectSystems provides callbacks for scene initialization events. It is intended for implementations, not comp…
ActionGraph — visual scripting with action nodes, delegates, and C# integration
ActionGraph — Visual Scripting ActionGraph is s&box's visual scripting system. Nodes represent actions or expressions, and links carry values or signals between…
s&box TriggerPush: Trigger-based push force
TriggerPush Component API Reference TriggerPush is a Component that pushes objects (players and rigidbodies) that enter its trigger collider. Type Signature Pro…
s&box Input System: Down, Pressed, Released, AnalogLook, AnalogMove, Input Contexts, and Suppression
s&box Input System: Actions, Contexts, and How Input State Works The s&box static class provides all player input querying. Actions are defined in the project's…
Razor Panels - s&box Documentation
Official s&box documentation for Razor Panels - the UI layout system. Razor Panels use a familiar HTML-like syntax with C# code-behind for building game interfa…
Trigger-Based Background Music Crossfade Framework
This pattern replaces area music with a small local-client music framework. Each zone requests a target , while one controller crossfades the currently playing …
s&box TriggerTeleport: Trigger-based teleportation
TriggerTeleport Component API Reference TriggerTeleport is a Component that teleports objects that enter its trigger collider to a target GameObject. Type Signa…
NavMesh Links: Custom Jump and Ladder Traversal for AI Agents
NavMesh Links connect disconnected NavMesh regions (jumps, ladders, teleports). By default agents linearly interpolate between endpoints, but you can implement …
Component.OnLoad: Async Loading Pattern — LoadingContext, Scene.IsLoading, and Loading Screen Integration
Component.OnLoad: Async Loading Pattern for Components Components can perform async loading work by overriding . This is the correct way to load resources async…
DynamiteEntity Explosive Entity Pattern
DynamiteEntity - Simple Explosive Entity A simple explosive entity that can be triggered via damage or player input. Demonstrates , , and prefab cloning pattern…
GameObjectSystem: Scene-Level Batch Processing Systems in s&box
A in s&box is a scene-level system that performs work at specific points during the frame. Automatically instantiated when a scene is created — no manual setup …
WebSockets
Use WebSockets for real-time communication with external servers. Basic Setup With Auth Token Common Use Cases Custom networking — External matchmaking, chat se…
ScreenPanel and WorldPanel: AutoScale Strategies, ZIndex, LookAtCamera, and Interaction Range
ScreenPanel and WorldPanel: UI Components in s&box Scenes ScreenPanel is the root component for 2D screen-space UI. It renders attached children to the screen. …
Particle Effects System
Particle Effects System CPU-simulated, fully controllable particle system for effects like fire, smoke, sparks, and explosions. Architecture The particle system…
Component Interfaces: ExecuteInEditor, ICollisionListener, IDamageable in s&box
s&box provides several Component interfaces for specific purposes: editor execution, collision handling, triggers, damage, and networking. ExecuteInEditor Compo…
s&box NetworkMode Enum and INetworkListener: Controlling Network Participation
s&box NetworkMode Enum: Controlling How GameObjects Are Networked controls how a participates in the network. Usage NetworkMode.Object The object has an owner (…
Sandbox: ToolMode system — creating custom Tool Gun modes
ToolMode System — Creating Custom Tool Gun Modes is the base class for all Tool Gun tools in Sandbox. Tools are components on the Toolgun and are enabled/disabl…
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…
Component Lifecycle Methods Reference
Component Lifecycle Methods s&box Components have a well-defined lifecycle with specific methods you can override for different phases of initialization and upd…