The preview period recently closed in preparation for the public launch.
Unlike Garry's Mod (Lua), s&box uses C# for all high-level systems, including the editor, networking, and UI. S&Box.Build.10376186.zip
Zip files with these naming conventions are frequently shared in developer communities or via "giveaway" systems before the official Steam release. The preview period recently closed in preparation for
A game creation platform and engine built on Valve's Source 2 engine. including the editor