BeamEffect — laser and energy beams between two points
BeamEffect — Laser and Energy Beams renders a beam between two points in the world. Use it for lasers, electricity, tractor beams, or any line-based visual effe…
Sandbox: BaseConstraintToolMode — two-stage constraint creation with IToolActionEvents
BaseConstraintToolMode — Two-Stage Constraint Creation Pattern is the base for all two-point constraint tools (Weld, Rope, BallSocket, Elastic, Hydraulic, NoCol…
Scene lighting setup — DirectionalLight, PointLight, SpotLight, SkyBox, AmbientLight, and Fog
Scene Lighting Setup s&box lighting is built from components. A typical scene needs a directional light (sun), ambient light, and a skybox. Directional Light (S…
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…
Rendering entities — TextRenderer, LineRenderer, SpriteRenderer, TrailRenderer, and ModelRenderer
Rendering Entities — Text, Line, Sprite, and Trail Renderers s&box provides several lightweight renderer components for common visual needs that don't require a…
Custom editor tools — EditorTool, Gizmo drawing, scene tracing, and overlay UI
Custom Editor Tools Editor tools appear in the s&box toolbar and let you build scene editing workflows — painting, placement, custom gizmos. They must live in a…
Rigidbody Physics
The component enables physics simulation on GameObjects. Basic Usage Rigidbody Properties Forces Collision Detection Wake/Sleep Spawn with Velocity
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…
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…
VerletRope — rope physics with attachment, slack, and stiffness
VerletRope simulates rope physics using Verlet integration. The rope hangs from the GameObject's position and optionally attaches its end to another GameObject.…
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…
Sandbox: ThrusterEntity and WheelEntity — contraption propulsion with ClientInput bindings
ThrusterEntity and WheelEntity — Contraption Propulsion Components Both and implement and use properties so players can bind them to keys from a vehicle seat. T…
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…
Playing Sounds
Playing Sounds in s&box s&box provides both 2D and 3D sound playback through code and components. Quick Sound Playback Sound Handle Store the handle to control …
SpawnPoint and TriggerHurt — spawn locations and damage trigger volumes
SpawnPoint and TriggerHurt in s&box SpawnPoint is a built-in s&box component that marks a world location for player or NPC spawning. uses to find valid spawn lo…
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 …
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…
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…
Spatial audio components — SoundPoint, SoundBox, SoundscapeTrigger, DspVolume, and AudioListener
Spatial Audio Components s&box provides several components for placing audio in the world. All are alternatives to for persistent, positioned audio sources. Sou…
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…