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 "editor" in menu_bookDocumentation 90 results closeClear
menu_bookDocumentation
May 5, 2026

Editor - s&box Documentation

Editor The s&box Editor provides a modern interface for building games. Features Asset Previews - Thumbnails for models, materials, textures Custom Editors - Sp…

menu_bookDocumentation
May 3, 2026

Custom Editors

Custom Editors Create custom editor widgets for your classes, structs, and assets. ControlWidget (Property Editor) Create custom property editors using : Attrib…

menu_bookDocumentation
May 3, 2026

Editor Widgets

Editor Widgets Build custom editor UI using Widgets (different from in-game Panels). Creating a Widget Widget as Window Widget as Child Dockable Widget Asset Ed…

menu_bookDocumentation
May 3, 2026

Editor Tools

Editor Tools Create custom tools for the s&box editor. Creating a Tool Scene Access Gizmo Drawing Preventing Selection Overlay UI Editor Project Setup Tools mus…

menu_bookDocumentation
May 4, 2026

ScenePhysicsSystem: Physics Sub-Stepping at 120Hz, Collision Event Routing, Keyframe Colliders, and Editor Physics

ScenePhysicsSystem: How Physics Steps Work in s&box is the built-in that drives physics simulation. Understanding it explains the physics step order and collisi…

menu_bookDocumentation
May 5, 2026

Editor Shortcuts - s&box Editor Documentation

Editor Shortcuts Custom keyboard shortcuts make your editor tools more efficient. Shortcuts can be bound globally or to specific widgets. Creating a Static Shor…

menu_bookDocumentation
May 5, 2026

Custom Editors - s&box Editor Documentation

Custom Editors Custom editors let you create specialized inspector interfaces for your components and assets. Build custom widgets, property drawers, and full i…

menu_bookDocumentation
May 3, 2026

Property Attributes for Editor Inspector

Property Attributes for Editor Inspector Property attributes customize how fields appear and behave in the s&box editor inspector. Organization Attributes Visib…

menu_bookDocumentation
May 5, 2026

PolygonMesh — procedural block meshes with per-face materials and vertex editing

PolygonMesh — Procedural Block Meshes s&box includes a API for creating and editing meshes at runtime or in editor tools. The editor's block mesh tools use this…

menu_bookDocumentation
May 5, 2026

Texture Generators - s&box Editor Documentation

Texture Generators Create procedural textures in code. Generate textures from shapes, gradients, text, or any algorithm. Creating a Generator Inherit from : Pro…

menu_bookDocumentation
May 5, 2026

Explore the Engine - s&box Documentation

Explore the Engine Learn how s&box works by exploring the testbed and understanding the core concepts. Play Testbed Start s&box (not the editor) and find the ga…

menu_bookDocumentation
May 5, 2026

Mapping - s&box Editor Documentation

Mapping s&box includes Hammer, the Source 2 level editor, for creating maps and environments. Build worlds with brushes, props, lighting, and gameplay entities.…

menu_bookDocumentation
May 5, 2026

Hotloading — live code reloading, IL fast path, and common pitfalls

Hotloading — Live Code Reloading s&box recompiles and live-reloads your assembly whenever you save a or file. You don't need to restart the editor for most chan…

menu_bookDocumentation
May 5, 2026

Libraries - s&box Code Documentation

Libraries Libraries are reusable code packages you can share between projects or distribute to others. They provide a way to modularize your code and avoid dupl…

menu_bookDocumentation
May 5, 2026

Download & Install - s&box Documentation

Download & Install Install Purchase s&box on Steam Install it via your Steam Library Launch s&box Launch After launching s&box, you will be presented with a men…

menu_bookDocumentation
May 4, 2026

TemporaryEffect Component: Auto-Destroy, ITemporaryEffect, BecomeOrphan, and Editor Behavior

TemporaryEffect Component: Auto-Destroy with ITemporaryEffect Support destroys a after a set time, optionally waiting for child effects (particles, sounds) to f…

menu_bookDocumentation
May 4, 2026

Inspector Attributes: Group, Title, Icon, Range, InfoBox, Feature, and More

Inspector Attributes: Controlling How Properties Appear in the Editor s&box provides a rich set of attributes to control how component properties appear in the …

menu_bookDocumentation
May 5, 2026

Testing Multiplayer - s&box Networking Documentation

Testing Multiplayer s&box provides tools for testing multiplayer locally without needing multiple computers or Steam accounts. New Instance Launch a second game…

menu_bookDocumentation
May 4, 2026

GameResource: Custom Asset Types, PostLoad, PostReload, ResourceLibrary.Get, and Resource Networking

GameResource: Custom Asset Types, PostLoad, and Resource Networking is the base class for all JSON-based assets in s&box (prefabs, scene files, custom assets). …

menu_bookDocumentation
May 20, 2026

Testing Multiplayer: New Instances, Hotloading, and Local Connect

s&box provides built-in tools for testing multiplayer without needing another player. You can spawn additional game instances that join your running session, wi…