File types in Avalanche Engine 2.0

This article lists the file types that make up the file hierarchy of Avalanche Engine 2.0, the game engine of Just Cause 2.

This is mainly relevant to Modifying (JC2).

Id	PC	360	PS3	Type*	Description
1	.dds	.ddsx360	.ddsx	-	DirectDraw Surface
2	.pfx (Collision), .pfs (MOPP)			-	Collision models , Per-mesh physics attributes
3	.lod			text	Level Of Detail definition
4	.dmf				???
5	.rds	.rds360	.rds3		???
6	.spg	.spg360	.spg3		???
7	.cgd				Map related(?)
8	.loc				Locality (strings?) file
9	.bl,.blx	.blx360	.bl3	Bin	Binary Logic (object?) (?)
N/A	.nl, .nlz	.nlx360	.nl3	SA	Map resource container (small archive). Compressed variants have the z suffix on the extension.
N/A	.fl, .flz	.flx360	.fl3	SA	Map resource container (small archive). Compressed variants have the z suffix on the extension.
10	.mi, .mix				Volume Mixer settings (?)
11	.xml			-	XML
12	.epe				Entity script (PCBB)
14	.ee, .eez	.eex360, .eex360z	.ee3, .ee3z	SA	Exported Entity resource container (small archive). Compressed variants have the z suffix on the extension.
15	.bfsm				???
16	.seq			Bin	Cutscene Sequence Data
17	.ban			-	Havok Binary Animation
18	.brd			-	Havok Ragdoll
19	.bsk			-	Havok Skeleton
20	.asb			Bin	Animation Set
21	.pfb				???
22	.pfi				Collision Set
23	.vdoll, .mvdoll			Bin	Vehicle Doll
24	.cdoll			Bin	Character Doll
25	.pal			Bin	Color Palette
26	.dec			Bin	Decal
27	.acsb			Bin	Animation Constraints
28	.event_trackb			Bin	Animation Events
29	.aiteam				AI Squad script (PCBB)
30	.afsm			Bin	Asynchronous Finite State Machine
31	.sst			Bin	Model Collection Definition, used mainly for attach guns to vehicles.
32	.font			-	Font definition
33	.batchlod				Used in metropolis location for houses as LOD definition.
34	.agui			-	Anark GUI
35	.psmb			Bin	Particle Effect
36	.aiprop				AI Properties
37	.dcs				Map related(?)
38	.obc				Map related(?)
39	.shader_bundle				Shader container for HLSL binary shaders. Can be opened with ShaderBundleUnpacker. Contains .vsh (vector shader) and .psh (pixel shader) files.
40	.blz, .bl			SA	General containers, sequences, collections of data, etc. Compressed variants have the z suffix on the extension.
41	.bl.bl			Bin	Found inside .blz containers
N/A		.blo		Bin	Map block
N/A	.fev			-	FMOD Designer Project
N/A	.fsb			-	FMOD Sound Bank
N/A	.rbm	.rbx360	.rb3	-	Render Block Model

Legend:

• Bin = Can be opened with bin2xml or binconvert.
• - = Can be opened with some other program.
• text = Is a classic text file (UTF-8).
• SA = Can be opened with SmallUnpack.

External links

• Just Cause 2 file extension research by former Just Cause 2 Multiplayer team (defunct).
• Anders Elfgren discussing Anark in a UI Middleware discussion on Google Groups.