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
menu_bookDocumentation
May 5, 2026

Storage UGC - s&box Assets Documentation

Storage UGC The Storage system manages user-generated content. Save games, player creations, and share to Steam Workshop. Creating a New Entry Create a storage …

menu_bookDocumentation
May 5, 2026

GameResource Extensions - s&box Assets Documentation

GameResource Extensions Extend GameResource types with additional data. Create extensions that attach to existing resources like models or sounds. Creating a Re…

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

Styling Panels - s&box UI Documentation

Styling Panels Style your UI panels using SCSS-like stylesheets or direct code styling. Using Stylesheets Create files alongside your files: Or specify a differ…

menu_bookDocumentation
May 5, 2026

Video - s&box Media Documentation

Video s&box can decode and play video files for cutscenes, UI elements, or in-world displays. VideoPlayer The VideoPlayer decodes video and exposes frames as a …

menu_bookDocumentation
May 5, 2026

Custom Snapshot Data - s&box Networking Documentation

Custom Snapshot Data For advanced networking, you can write and read custom data in network snapshots. This allows efficient synchronization of complex game sta…

menu_bookDocumentation
May 5, 2026

WebSockets - s&box Networking Documentation

WebSockets s&box supports WebSocket connections for real-time communication with external servers. Use for custom networking, persistent data, or integrating wi…

menu_bookDocumentation
May 5, 2026

Player Controller - s&box Scene Documentation

Player Controller The Player Controller component provides character movement for games. It handles physics-based movement, ground detection, jumping, and camer…

menu_bookDocumentation
May 5, 2026

Execution Order - s&box Documentation

Execution Order Understanding the order in which component methods are called. Flowchart Component lifecycle follows a specific order: Constructor — Object crea…

menu_bookDocumentation
May 5, 2026

Reporting Errors - s&box Documentation

Reporting Errors How to report bugs and issues with s&box. Issue Tracker Report bugs on the s&box issue tracker: Search existing issues first Create a new issue…

menu_bookDocumentation
May 5, 2026

Beams - s&box Rendering Documentation

Beams Beam effects create animated lines between points - useful for lasers, lightning, energy beams, and trails. BeamEffect Component Create beams using the Be…

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

Citizen Characters - s&box Assets Documentation

Citizen Characters The Citizen is s&box's default human character model. It provides a standardized base for player characters, NPCs, and customization through …

menu_bookDocumentation
May 5, 2026

Clothing - s&box Assets Documentation

Clothing The clothing system allows players to customize their Citizen character with various wearable items. Create hats, shirts, pants, accessories, and more.…

menu_bookDocumentation
May 5, 2026

Connection Permissions - s&box Networking Documentation

Connection Permissions Connection permissions control what clients can do in your multiplayer game. Set permissions for spawning objects, using tools, or perfor…

menu_bookDocumentation
May 5, 2026

Component Events - s&box Scene Documentation

Component Events Components can broadcast and listen for events. This provides a decoupled way for components to communicate without direct references. Event In…

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

Animation - s&box Documentation

Animation s&box supports skeletal animation for characters and objects. Animate models using imported animations, blend between states, and control playback fro…

menu_bookDocumentation
May 5, 2026

Playing Sounds - s&box Sound Documentation

Playing Sounds s&box provides multiple ways to play audio. From simple one-shots to complex 3D spatial audio with full control. SoundEvent Create reusable sound…

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…