ARCH00 file format description

Many people often share .arch00 files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .arch00 files. To address this issue, we have created this page to offer assistance and guidance on handling .arch00 files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .arch00 files.

Our aim is to simplify the process and promote seamless use of the .arch00 file format.

1 filename extension(s) found in our database.

.arch00 - F.E.A.R. Game Archive

The ARCH00 game data files are related to F.E.A.R.. The ARCH00 file is a F.E.A.R. Game Archive. F.E.A.R.: First Encounter Assault Recon is a first-person shooter psychological horror video game.

Game Data files
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F.E.A.R. Game Archive related extensions:
Against Rome Game Data
Infinity Engine WBM Data
PSP Game Data
Duck Game Custom Hat Data
Serious Sam Game Data
X3: Reunion Ship Data

Naturally, other applications may also use the .arch00 file extension. Even harmful programs can create .arch00 files. Be especially cautious with .arch00 files coming from an unknown source!

Can't open a .arch00 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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