File extension Details of FF, FS2, FST, FAR, OVL, OWC, VMF, VIS, V64

Name:	FF
File Type:	Call of Duty 4 Fast File
Popularity:	3
Category:	game
File Description:	Game data file used by Call of Duty 4: Modern Warfare, a first-person shooter video game; stores information referenced by the application during gameplay. NOTE: Fast files are saved in a proprietary format and should not be modified by the user; altering an FF file may prevent the game from running.
Open Programs:	Mac OS Activision Call of Duty 4 Windows Activision Call of Duty 4

Name:	FS2
File Type:	FreeSpace 2 Saved Mission File
Popularity:	3
Category:	game
File Description:	Game saved in FreeSpace 2, a space combat simulation game released in 1999; used to resume progress in a specific mission; can be opened in FreeSpace 2 or edited with FRED 2, the FreeSpace 2 editor.
Open Programs:	Windows Interplay FreeSpace 2 Edit with FRED2

Name:	FST
File Type:	Crazy Machines 2 Object File
Popularity:	3
Category:	game
File Description:	Data file used by Crazy Machines 2, a puzzle-solving game that involves building machines out of various parts; contains information that is referenced during gameplay; an example FST file is "ui.fst," which is stored in the "Program Files\Crazy Machines II\ui" directory.
Open Programs:	Windows Viva Media Crazy Machines 2

Name:	FAR
File Type:	The Sims Archive File
Popularity:	3
Category:	game
File Description:	Archive containing game data used by The Sims, a life-simulation game; contains a collection of objects used within the game; examples include "Animation.far," "Textures.far," and "Objects.far." FAR files are referenced by The Sims during gameplay and can be unpacked and edited with various third-party programs; The Sims also uses .IFF files to store object data.
Open Programs:	Mac OS Referenced by Electronic Arts The Sims Windows Referenced by Electronic Arts The Sims Edit with SE Object Manager Unpack with Dragon UnPACKer

Name:	OVL
File Type:	Rollercoaster Tycoon 3 Sprites File
Popularity:	2
Category:	game
File Description:	Sprites file used by Rollercoaster Tycoon, a roller coaster creation video game; contains small images called "sprites" that are used for graphics and visual effects within the game.
Open Programs:	Mac OS Atari RollerCoaster Tycoon 3 Windows Atari RollerCoaster Tycoon 3

Name:	OWC
File Type:	OutWit Catch Database
Popularity:	2
Category:	game
File Description:	Search database or "collection basket" generated by Outwit, an application for extracting and organizing data from online sources; used during the Web harvesting process when content is gathered by Outwit.
Open Programs:	Mac OS Mozilla Firefox with OutWit Hub add-on Windows Mozilla Firefox with OutWit Hub add-on Linux Mozilla Firefox with OutWit Hub add-on

Name:	VMF
File Type:	Valve Map File
Popularity:	3
Category:	game
File Description:	Game level or map file created with the Valve Hammer Editor version 4; used for creating custom levels for Half-Life, a first-person shooter game; stores level information in an XML-style format. Previous versions of Valve Hammer Editor saved custom levels as .MAP files.
Open Programs:	Windows Valve Hammer Editor 4 or later

Name:	VIS
File Type:	Visibility Image File
Popularity:	3
Category:	game
File Description:	Image information format developed for simulation purposes that includes scenery and maps; used by video games, such as Microsoft Flight Simulator and other flight simulation programs. VIS files are saved in a text format that may be viewed in a text editor; however, they typically should not be opened or edited by the user.
Open Programs:	Windows Microsoft Flight Simulator

Name:	V64
File Type:	Nintendo 64 ROM Dump
Popularity:	3
Category:	game
File Description:	Data "dumped" to a file from a Nintendo 64 ROM cartridge using Doctor V64; also called a "byteswapped" ROM image; can be played on Mac and Windows computers using N64 emulation software. Non-byteswapped N64 ROMs typically have a .Z64 extension.
Open Programs:	Mac OS N64emu Mupen64 TrueReality Sixtyforce Windows Project64 Nemu64 TR64 TrueReality Daedalus UltraHLE

Name:	VTF
File Type:	Valve Texture File
Popularity:	3
Category:	game
File Description:	Texture file format used by Valve Corporation's Steam Source Engine; commonly used by video games
Open Programs:	Windows VTF Explorer