What is esp-kaitai?

This repository contains Kaitai Struct definition files for .esp/.esm format binaries, eventually to be used in the parser for OpenCK. Kaitai Struct uses a declarative syntax derived from YAML to provide parsing rules for arbitrary data formats.

Help

If you would like do help us read and write .esp/.esm files, join our Discord.

Progress

33 out of 118
If you're wondering how we're doing so far, our progress through potential records/forms is shown below:

Type	Purpose
GMST	Game setting
KYWD	Keyword
LCRT	Location Reference Type
AACT	Action
TXST	Texture Set
GLOB	Global Variable
CLAS	Class
FACT	Faction
HDPT	Head Part
EYES	Eyes
RACE	Race
SOUN	Sound
ASPC	Acoustic Space
MGEF	Magic Effect
SCPT	Script
LTEX	Land Texture
ENCH	Enchantment
SPEL	Spell
SCRL	Scroll
ACTI	Activator
TACT	Talking Activator
ARMO	Armor
BOOK	Book
CONT	Container
DOOR	Door
INGR	Ingredient
LIGH	Light
MISC	Miscellaneous Object (in progress)
APPA	Apparatus
STAT	Static
MSTT	Movable Static
GRAS	Grass
TREE	Tree
FLOR	Flora
FURN	Furniture
WEAP	Weapon
AMMO	Ammunition
NPC_	NPC
LVLN	Levelled Actor
KEYM	Key
ALCH	Potion
IDLM	Idle Marker
COBJ	Constructible Object
PROJ	Projectile
HAZD	Hazard
SLGM	Soul Gem
LVLI	Leveled Item
WTHR	Weather
CLMT	Climate
SPGD	Shader Particle Geometry
RFCT	Visual Effect
REGN	Region
NAVI	Navigation (Master Data)
CELL	Cell
WRLD	Worldspace
DIAL	Dialog Topic
QUST	Quest
IDLE	Idle Animation
PACK	AI Package
CSTY	Combat Style
LSCR	Load Screen
LVSP	Leveled Spell
ANIO	Animated Object
WATR	Water
EFSH	Effect Shader (in progress)
EXPL	Explosion
DEBR	Debris
IMGS	Image Space
IMAD	Image Space Modifier
FLST	Form List (non-leveled)
PERK	Perk
BPTD	Body Part Data
ADDN	Addon Node
AVIF	Actor Values/Perk Tree Graphics
CAMS	Camera Shot
CPTH	Camera Path
VTYP	Voice Type
MATT	Material Type
IPCT	Impact Data
IPDS	Impact Data Set
ARMA	Armature
ECZN	Encounter Zone
LCTN	Location
MESG	Message
DOBJ	Default Object Manager
LGTM	Lighting Template
MUSC	Music Type
FSTP	Footstep
FSTS	Footstep List
SMBN	Story Manager Branch Node
SMQN	Story Manager Quest Node
SMEN	Story Manager Event Node
DLBR	Dialog Branch
MUST	Music Track
DLVW	Dialog View
WOOP	Word of Power
SHOU	Shout
EQUP	Equip Slot
RELA	Relationship
SCEN	Scene
ASTP	Association Type
OTFT	Outfit
ARTO	Art Object
MATO	Material Object
MOVT	Movement Type
SNDR	Sound Reference
DUAL	Dual Cast Data
SNCT	Sound Category
SOPM	Sound Output Model
COLL	Collision Layer
CLFM	Color
REVB	Reverb
REFR	Object Reference
ACHR	Actor Reference
NAVM	NavMesh
PGRE	Placed Grenade
PHZD	Placed Hazard
LAND	Landscape
INFO	Dialog Topic Info