Because this library is "exclusive" (not open-source), developers often use a decompiler to understand how specific systems work: Recommended Tools Avalonia ILSpy are frequently used to examine the contents of VintagestoryLib.dll : This allows you to view internal classes like Vintagestory.Common.EventManager Vintagestory.Server.ServerMain
Because these "exclusive" features are part of the core game balance, the community often uses mods to bypass these library-level restrictions. Recipe Unlockers : There are community-made modifications on the Vintage Story Mod DB vintagestorylibdll exclusive
The requested file, VintagestoryLib.dll , is a core library for Vintage Story vintagestorylibdll exclusive