s&box Hotload System: How Code Reloading Works, SkipHotload, ConVar Persistence, and NetworkObject.OnHotload
s&box Hotload System: How Code Reloading Works s&box supports live code reloading (hotload) without restarting the game. Understanding how it works helps avoid …
Hotloading Pitfalls: Default Values, Types, Delegates, and Optimization
s&box hotloads code changes live when you save or files. Understanding the pitfalls helps avoid subtle bugs during development. How It Works IL Hotload (Fast): …
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…
Hotloading - s&box Documentation
Hotloading Whenever you save a code file in your project (.cs or .razor files), we recompile and attempt to live-reload the changed assembly. This lets you quic…
Hotloading: Live Code Reload Without Editor Restart in s&box
s&box hotloading recompiles and live-reloads code when you save or files, without restarting the editor. How It Works IL Hotload (Fast): If only method bodies c…
IHotloadManaged: Preserving and Restoring State Across s&box Hotloads
IHotloadManaged: Preserving State Across s&box Hotloads When a class is hotloaded in s&box, all live instances are replaced with new instances of the updated ty…
Scene Object Index: How Scene.GetAll Works — Type Hierarchy Indexing, Update Sets, and Hotload Safety
Scene Object Index: How Scene.GetAll<T> Works and Why It's Fast is the primary way to find all active components or systems of a type in the scene. Understandin…
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…
Code Basics - s&box Documentation
Code Basics C# is the primary programming language for s&box. The engine uses modern .NET with hotloading support, allowing you to see code changes instantly wi…
Sandbox.GameResource
Sandbox.GameResource Base class for custom asset types. Overview GameResource is the base class for creating custom asset types that appear in the editor with f…
Code Upgrader Diagnostics: SBOX001-SBOX007 and SB3000 Roslyn Analyzer Warnings
Code Upgrader Diagnostics: s&box Roslyn Analyzer Warnings s&box ships a Roslyn analyzer () that warns about deprecated patterns and auto-fixes them. These appea…
Getting Started - s&box Documentation
Getting Started S&box is coded in C#. Under the hood, it uses the Source 2 engine (CS2, HL:Alyx, DOTA2) and some of its systems: rendering, resources, physics, …
Custom Assets: GameResource Definition with Inspector and Hotloading
Define custom asset types as in s&box. They provide inspector windows, are hotloaded in-game, and are stored as JSON files with custom extensions. Creating a Cu…
Custom GameResource Assets: Define, Create, and Access Custom Asset Types
Define custom asset types as subclasses. They get a nice inspector window, are hotloaded in-game, and are stored as JSON files with a custom extension. Creating…
Sandbox.UI.Panel
Sandbox.UI.Panel Base class for UI panels. Overview Panel is the base class for all UI in s&box. Create panels using Razor (.razor) files or dynamically in code…
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…
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…
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…
Dedicated Servers: Installation, Configuration, and Command Line
s&box dedicated servers run headless and can be installed via SteamCMD. They host multiplayer games without requiring the full editor. Installation Install via …
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…