Documentation

This section lists documentation pages for resources you'll find in Sonic games. You'll find information about certain file formats and other general game resources.

Set-Data

Name	Description	Extension	Tools
HSON (Hedgehog Set Object Notation)	Universal object placement representation format.	.hson

User Interface

Name	Description	Extension	Tools
NCP (Ninja CellSpriteDraw Project)	Describes a user interface in most Hedgehog Engine games.	.xncp .yncp .gncp .sncp	Kunai Shuriken

Archives

Name	Description	Extension	Tools
NN Chunk	Generic container format.

Animation

Name	Description	Extension	Tools
PXD Animation	Skeletal animation format in Hedgehog Engine 2 Games	.anm.pxd	Frontiers Animation Tools
PXD Skeleton	Skeleton format in Hedgehog Engine 2 Games	.skl.pxd
PBA Skeleton	Physics Based Animation Skeleton for Hedgehog Engine 2 Games	.pba