Razor Panels: HTML/CSS UI with C# in s&box PanelComponent System
s&box Razor Panels use web-like HTML/CSS syntax with C# for UI creation. Panels are rendered natively (not via HTML renderer) — the syntax is a convenience laye…
Component Execution Order: Lifecycle Flow and GameObjectSystem Ordering
s&box component execution order determines when lifecycle methods are called. You should not rely on the order in which the same callback gets invoked for diffe…
VirtualGrid — efficiently rendering large scrollable lists in s&box UI
VirtualGrid — Efficiently Rendering Large Lists in UI is a s&box UI panel that virtualizes a large collection — only the visible cells are created in the DOM. S…
NavMeshAgent: MoveTo, WishVelocity Pattern, Off-Mesh Links, Area Constraints, and Path Queries
NavMeshAgent: Navigation, WishVelocity, Links, and Path Control is the s&box component for AI navigation using the scene's navmesh. It uses DotRecast (Detour/Cr…
Collider Component: Triggers, Surface Properties, Keyframe Bodies, Concave Shapes, and Tag Propagation
Collider Component: Triggers, Surface Properties, and Keyframe Bodies The abstract base class is the foundation for all physics colliders in s&box (, , , , ). T…
s&box Source Generator: IUpdateSubscriber, WrappedPropertySet, and How [Sync]/[Rpc.*] Work at Compile Time
s&box Source Generator: How [CodeGenerator] Works for [Sync] and [Rpc.*] The Roslyn source generator transforms your C# code at compile time. Understanding this…
SkinnedModelRenderer: Bone Merge, Animation Parameters, Sequences, Attachments, and Animation Events
SkinnedModelRenderer: Bone Merge, Animation Parameters, and Attachments extends for models with bones and animations. It integrates with the for threaded animat…
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…
Math types — Vector3, Rotation, Angles, Transform, TimeSince, and BBox
Math Types — Vector3, Rotation, Angles, and Transform s&box uses its own math types. Here's a practical reference for the ones you'll use constantly. Vector3 Ro…
s&box MathX: Remap, LerpInverse, ExponentialDecay, SmoothDamp, SpringDamp, DeltaDegrees, and Unit Conversion
s&box MathX: Math Utility Extensions for Game Development is a static class providing math utilities not in or . Most methods are also extension methods, so you…
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, …
Connection Class: Local, Host, All, Find, Permissions, Kicking, and Visibility Origins
Connection Class: Local, Host, All, Find, and Permissions represents a network connection to a player. It's the primary way to identify and interact with player…
Networking Static Class: IsHost, IsClient, CreateLobby, Connect, SetData, and Debug Convars
Networking Static Class: IsHost, IsClient, CreateLobby, Connect, and Server Data The static class manages the multiplayer session in s&box. Session State Note: …
Component Marker Interfaces: ExecuteInEditor, DontExecuteOnServer, IDamageable, INetworkSpawn, IPressable, INetworkVisible
Component Marker Interfaces: ExecuteInEditor, DontExecuteOnServer, IDamageable, INetworkSpawn, IPressable s&box uses marker interfaces nested inside the class t…
VR Development: Tracked Objects, Controllers, and Hand Input
s&box supports VR development with built-in components for headset tracking, controller input, and hand animation. Enabling VR Editor: Launch with headset conne…
SkinnedModelRenderer: Animation Events (Footstep, Sound, Generic, AnimTag) and Sequence Playback
SkinnedModelRenderer Animation Events and Sequence Playback Animation Events exposes callbacks for animation events defined in the model's animation graph or se…
s&box HUD: UI scale factor
HUD Static Class HUD is an internal static class that provides a scale factor for UI elements based on screen resolution. It ensures UI elements scale proportio…
s&box ServerSettings: Replicated server-controlled settings
ServerSettings API Reference ServerSettings is a static class for server-controlled settings that are replicated to all clients. Type Signature Example Property…
DebugOverlay — in-game visualization for spheres, lines, text, and traces
DebugOverlay — In-Editor and In-Game Visualization draws shapes, text, and traces in the world for debugging. All draws are temporary and disappear after a spec…
Storage UGC: User-Generated Content with Steam Workshop Integration
The s&box Storage system provides a unified way to manage user-generated content in your game. Each storage entry is a self-contained folder with its own filesy…