# Package org.spongepowered.asm.mixin.transformer.ext

Internal mixin transformation pipeline extension interface and registry of active extensions.

Interface Summary
IClassGenerator: Base interface for class generators
IDecompiler: Interface to allow the actual decompiler to be loaded on-demand
IExtension: Mixin Transformer extension interface for pre- and post-processors
IExtensionRegistry: Interface for the mixin Extensions registry
IHotSwap: Interface to allow the hot-swap agent to be loaded on-demand
ITargetClassContext: Interface for target classes passed into transformer modules via `IExtension`

Class Summary
Extensions: Mixin transformer extensions and common modules such as class generators