Cloud Assets: Referencing and Runtime Mounting from sbox.game
s&box provides access to a large library of cloud assets (models, textures, sounds) hosted on sbox.game. Assets are downloaded and cached automatically — no man…
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…
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…
Decal component — projecting bullet holes, scorch marks, and surface details
Decal Component — Projecting Surface Marks projects a texture onto surfaces in the world. Use it for bullet holes, blood splats, scorch marks, graffiti, and any…
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…
Component Event Interfaces for Tool Interactions
Component Event Interfaces (IPhysgunEvent, IToolgunEvent) Event interfaces that allow components to respond to tool interactions. These use s&box's pattern for …
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…
s&box TimeSince and TimeUntil: Convenient Time Measurement Structs
s&box TimeSince and TimeUntil: Convenient Time Measurement Structs Both structs use internally and support implicit conversion from /. TimeSince Measures time e…
ActionGraph Component Actions - s&box Documentation
ActionGraph Component Actions Add ActionGraph behavior directly to GameObjects using the ActionGraph component. Component Actions The ActionGraph component lets…
s&box ThrusterDefinition: Thruster type GameResource
ThrusterDefinition GameResource API Reference ThrusterDefinition is a GameResource that defines a thruster type with a prefab, used by the Thruster tool to spaw…
Animation System: Animgraph, Skeletal Animation, IK, and Ragdolls
s&box uses Valve's Animgraph system for character animation, providing a powerful node-based animation state machine. Key Features Animgraph — node-based animat…
Debugging and Profiling Tips
Debugging and Profiling Tips Community guide for debugging s&box games based on official tools and developer recommendations. Console Commands Useful built-in c…
Unit Tests - s&box Documentation
Official s&box documentation for Unit Tests - automated testing. Unit Tests covers writing and running tests for s&box code. Tests can verify component behavior…
Performance Best Practices
s&box Performance Best Practices Community guide for writing performant s&box code based on engine behavior and developer recommendations. Object Pooling Avoid …
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…
Post Processing System
Post Processing System Add visual effects like bloom, tonemapping, and film grain with post-processing volumes. Overview Post processing in s&box uses a volume-…
Platform Chat - Built-in Multiplayer Text Chat System
Built-in text chat for multiplayer games. Messages are routed through the host, validated, filtered, and displayed via the standard overlay UI - no game code re…
Sandbox: Player spawn flow with PlayerData, events, and NetworkSpawn
Player Spawn Flow in s&box Sandbox The Sandbox game uses a (a ) to handle player connections and spawning. Here's the full pattern: GameManager spawns players o…
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 …
NetworkMode, NetworkFlags, OwnerTransfer, NetworkOrphaned — Complete Networking Enum Reference
NetworkMode, NetworkFlags, OwnerTransfer, and NetworkOrphaned — Complete Reference NetworkMode Controls how a is networked. Set via . Once a is a , only the hos…