Everything here points to first-party, authoritative sources — start at the official wiki for the latest detail.
Real community games published on s&box — the fastest way to understand what the platform can do.
The engine source is MIT-licensed and public. To compile it yourself you'll need Git, Visual Studio 2026, .NET 10 SDK — full steps are in the repository readme.
Community wiki — not affiliated with Facepunch Studios. For the latest and most authoritative information, see the official developer wiki.